Remove check_col from generated DCE/RPC dissectors. Bug 8804 (https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=8804).

I still couldn't figure out how to generate the source, so I made the modifications to the generated dissectors "manually" (search/replace tool in VS) that would match the "PIDL source" included here.

I will be sending the "PIDL source" (non dissector files) to the samba team.

svn path=/trunk/; revision=52313

20 files changed, 391 insertions, 397 deletions

diff --git a/epan/dissectors/packet-dcerpc-dfs.c b/epan/dissectors/packet-dcerpc-dfs.c
index ee0f5dedac..6058b6a452 100644
--- a/epan/dissectors/packet-dcerpc-dfs.c
+++ b/epan/dissectors/packet-dcerpc-dfs.c
@@ -3354,7 +3354,7 @@ netdfs_dissect_dfs_Add_response(tvbuff_t *tvb _U_, int offset _U_, packet_info *
 	pinfo->dcerpc_procedure_name="dfs_Add";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_netdfs_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -3448,7 +3448,7 @@ netdfs_dissect_dfs_Remove_response(tvbuff_t *tvb _U_, int offset _U_, packet_inf
 	pinfo->dcerpc_procedure_name="dfs_Remove";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_netdfs_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -3556,7 +3556,7 @@ netdfs_dissect_dfs_SetInfo_response(tvbuff_t *tvb _U_, int offset _U_, packet_in
 	pinfo->dcerpc_procedure_name="dfs_SetInfo";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_netdfs_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -3671,7 +3671,7 @@ netdfs_dissect_dfs_GetInfo_response(tvbuff_t *tvb _U_, int offset _U_, packet_in
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_netdfs_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -3761,7 +3761,7 @@ netdfs_dissect_dfs_Enum_response(tvbuff_t *tvb _U_, int offset _U_, packet_info
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_netdfs_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -3794,7 +3794,7 @@ netdfs_dissect_dfs_Rename_response(tvbuff_t *tvb _U_, int offset _U_, packet_inf
 	pinfo->dcerpc_procedure_name="dfs_Rename";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_netdfs_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -3819,7 +3819,7 @@ netdfs_dissect_dfs_Move_response(tvbuff_t *tvb _U_, int offset _U_, packet_info
 	pinfo->dcerpc_procedure_name="dfs_Move";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_netdfs_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -3844,7 +3844,7 @@ netdfs_dissect_dfs_ManagerGetConfigInfo_response(tvbuff_t *tvb _U_, int offset _
 	pinfo->dcerpc_procedure_name="dfs_ManagerGetConfigInfo";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_netdfs_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -3869,7 +3869,7 @@ netdfs_dissect_dfs_ManagerSendSiteInfo_response(tvbuff_t *tvb _U_, int offset _U
 	pinfo->dcerpc_procedure_name="dfs_ManagerSendSiteInfo";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_netdfs_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -4011,7 +4011,7 @@ netdfs_dissect_dfs_AddFtRoot_response(tvbuff_t *tvb _U_, int offset _U_, packet_
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_netdfs_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -4138,7 +4138,7 @@ netdfs_dissect_dfs_RemoveFtRoot_response(tvbuff_t *tvb _U_, int offset _U_, pack
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_netdfs_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -4219,7 +4219,7 @@ netdfs_dissect_dfs_AddStdRoot_response(tvbuff_t *tvb _U_, int offset _U_, packet
 	pinfo->dcerpc_procedure_name="dfs_AddStdRoot";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_netdfs_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -4284,7 +4284,7 @@ netdfs_dissect_dfs_RemoveStdRoot_response(tvbuff_t *tvb _U_, int offset _U_, pac
 	pinfo->dcerpc_procedure_name="dfs_RemoveStdRoot";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_netdfs_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -4343,7 +4343,7 @@ netdfs_dissect_dfs_ManagerInitialize_response(tvbuff_t *tvb _U_, int offset _U_,
 	pinfo->dcerpc_procedure_name="dfs_ManagerInitialize";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_netdfs_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -4419,7 +4419,7 @@ netdfs_dissect_dfs_AddStdRootForced_response(tvbuff_t *tvb _U_, int offset _U_,
 	pinfo->dcerpc_procedure_name="dfs_AddStdRootForced";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_netdfs_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -4452,7 +4452,7 @@ netdfs_dissect_dfs_GetDcAddress_response(tvbuff_t *tvb _U_, int offset _U_, pack
 	pinfo->dcerpc_procedure_name="dfs_GetDcAddress";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_netdfs_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -4477,7 +4477,7 @@ netdfs_dissect_dfs_SetDcAddress_response(tvbuff_t *tvb _U_, int offset _U_, pack
 	pinfo->dcerpc_procedure_name="dfs_SetDcAddress";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_netdfs_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -4525,7 +4525,7 @@ netdfs_dissect_dfs_FlushFtTable_response(tvbuff_t *tvb _U_, int offset _U_, pack
 	pinfo->dcerpc_procedure_name="dfs_FlushFtTable";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_netdfs_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -4554,7 +4554,7 @@ netdfs_dissect_dfs_Add2_response(tvbuff_t *tvb _U_, int offset _U_, packet_info
 	pinfo->dcerpc_procedure_name="dfs_Add2";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_netdfs_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -4579,7 +4579,7 @@ netdfs_dissect_dfs_Remove2_response(tvbuff_t *tvb _U_, int offset _U_, packet_in
 	pinfo->dcerpc_procedure_name="dfs_Remove2";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_netdfs_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -4673,7 +4673,7 @@ netdfs_dissect_dfs_EnumEx_response(tvbuff_t *tvb _U_, int offset _U_, packet_inf
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_netdfs_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -4708,7 +4708,7 @@ netdfs_dissect_dfs_SetInfo2_response(tvbuff_t *tvb _U_, int offset _U_, packet_i
 	pinfo->dcerpc_procedure_name="dfs_SetInfo2";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_netdfs_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
diff --git a/epan/dissectors/packet-dcerpc-dnsserver.c b/epan/dissectors/packet-dcerpc-dnsserver.c
index ddadf3c9da..e87d8056b1 100644
--- a/epan/dissectors/packet-dcerpc-dnsserver.c
+++ b/epan/dissectors/packet-dcerpc-dnsserver.c
@@ -2661,7 +2661,7 @@ dnsserver_dissect_DnssrvOperation_response(tvbuff_t *tvb _U_, int offset _U_, pa
 	pinfo->dcerpc_procedure_name="DnssrvOperation";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_dnsserver_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -2686,7 +2686,7 @@ dnsserver_dissect_DnssrvQuery_response(tvbuff_t *tvb _U_, int offset _U_, packet
 	pinfo->dcerpc_procedure_name="DnssrvQuery";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_dnsserver_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -2711,7 +2711,7 @@ dnsserver_dissect_DnssrvComplexOperation_response(tvbuff_t *tvb _U_, int offset
 	pinfo->dcerpc_procedure_name="DnssrvComplexOperation";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_dnsserver_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -2736,7 +2736,7 @@ dnsserver_dissect_DnssrvEnumRecords_response(tvbuff_t *tvb _U_, int offset _U_,
 	pinfo->dcerpc_procedure_name="DnssrvEnumRecords";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_dnsserver_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -2761,7 +2761,7 @@ dnsserver_dissect_DnssrvUpdateRecord_response(tvbuff_t *tvb _U_, int offset _U_,
 	pinfo->dcerpc_procedure_name="DnssrvUpdateRecord";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_dnsserver_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -2786,7 +2786,7 @@ dnsserver_dissect_DnssrvOperation2_response(tvbuff_t *tvb _U_, int offset _U_, p
 	pinfo->dcerpc_procedure_name="DnssrvOperation2";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_dnsserver_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -2928,7 +2928,7 @@ dnsserver_dissect_DnssrvQuery2_response(tvbuff_t *tvb _U_, int offset _U_, packe
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_dnsserver_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -2963,7 +2963,7 @@ dnsserver_dissect_DnssrvComplexOperation2_response(tvbuff_t *tvb _U_, int offset
 	pinfo->dcerpc_procedure_name="DnssrvComplexOperation2";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_dnsserver_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -3200,7 +3200,7 @@ dnsserver_dissect_DnssrvEnumRecords2_response(tvbuff_t *tvb _U_, int offset _U_,
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_dnsserver_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -3245,7 +3245,7 @@ dnsserver_dissect_DnssrvUpdateRecord2_response(tvbuff_t *tvb _U_, int offset _U_
 	pinfo->dcerpc_procedure_name="DnssrvUpdateRecord2";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_dnsserver_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
diff --git a/epan/dissectors/packet-dcerpc-dssetup.c b/epan/dissectors/packet-dcerpc-dssetup.c
index db21703d9d..456930fd2a 100644
--- a/epan/dissectors/packet-dcerpc-dssetup.c
+++ b/epan/dissectors/packet-dcerpc-dssetup.c
@@ -573,7 +573,7 @@ dssetup_dissect_DsRoleGetPrimaryDomainInformation_response(tvbuff_t *tvb _U_, in
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_dssetup_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, DOS_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -598,7 +598,7 @@ dssetup_dissect_DsRoleDnsNameToFlatName_response(tvbuff_t *tvb _U_, int offset _
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_dssetup_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, DOS_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -621,7 +621,7 @@ dssetup_dissect_DsRoleDcAsDc_response(tvbuff_t *tvb _U_, int offset _U_, packet_
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_dssetup_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, DOS_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -644,7 +644,7 @@ dssetup_dissect_DsRoleDcAsReplica_response(tvbuff_t *tvb _U_, int offset _U_, pa
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_dssetup_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, DOS_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -667,7 +667,7 @@ dssetup_dissect_DsRoleDemoteDc_response(tvbuff_t *tvb _U_, int offset _U_, packe
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_dssetup_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, DOS_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -690,7 +690,7 @@ dssetup_dissect_DsRoleGetDcOperationProgress_response(tvbuff_t *tvb _U_, int off
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_dssetup_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, DOS_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -713,7 +713,7 @@ dssetup_dissect_DsRoleGetDcOperationResults_response(tvbuff_t *tvb _U_, int offs
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_dssetup_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, DOS_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -736,7 +736,7 @@ dssetup_dissect_DsRoleCancel_response(tvbuff_t *tvb _U_, int offset _U_, packet_
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_dssetup_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, DOS_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -759,7 +759,7 @@ dssetup_dissect_DsRoleServerSaveStateForUpgrade_response(tvbuff_t *tvb _U_, int
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_dssetup_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, DOS_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -782,7 +782,7 @@ dssetup_dissect_DsRoleUpgradeDownlevelServer_response(tvbuff_t *tvb _U_, int off
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_dssetup_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, DOS_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -805,7 +805,7 @@ dssetup_dissect_DsRoleAbortDownlevelServerUpgrade_response(tvbuff_t *tvb _U_, in
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_dssetup_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, DOS_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
diff --git a/epan/dissectors/packet-dcerpc-efs.c b/epan/dissectors/packet-dcerpc-efs.c
index 9f24c2dbd8..c48f667c96 100644
--- a/epan/dissectors/packet-dcerpc-efs.c
+++ b/epan/dissectors/packet-dcerpc-efs.c
@@ -571,7 +571,7 @@ efs_dissect_EfsRpcOpenFileRaw_response(tvbuff_t *tvb _U_, int offset _U_, packet
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_efs_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -616,7 +616,7 @@ efs_dissect_EfsRpcReadFileRaw_response(tvbuff_t *tvb _U_, int offset _U_, packet
 	pinfo->dcerpc_procedure_name="EfsRpcReadFileRaw";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_efs_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -659,7 +659,7 @@ efs_dissect_EfsRpcWriteFileRaw_response(tvbuff_t *tvb _U_, int offset _U_, packe
 	pinfo->dcerpc_procedure_name="EfsRpcWriteFileRaw";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_efs_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -736,7 +736,7 @@ efs_dissect_EfsRpcEncryptFileSrv_response(tvbuff_t *tvb _U_, int offset _U_, pac
 	pinfo->dcerpc_procedure_name="EfsRpcEncryptFileSrv";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_efs_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -783,7 +783,7 @@ efs_dissect_EfsRpcDecryptFileSrv_response(tvbuff_t *tvb _U_, int offset _U_, pac
 	pinfo->dcerpc_procedure_name="EfsRpcDecryptFileSrv";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_efs_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -851,7 +851,7 @@ efs_dissect_EfsRpcQueryUsersOnFile_response(tvbuff_t *tvb _U_, int offset _U_, p
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_efs_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -917,7 +917,7 @@ efs_dissect_EfsRpcQueryRecoveryAgents_response(tvbuff_t *tvb _U_, int offset _U_
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_efs_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -955,7 +955,7 @@ efs_dissect_EfsRpcRemoveUsersFromFile_response(tvbuff_t *tvb _U_, int offset _U_
 	pinfo->dcerpc_procedure_name="EfsRpcRemoveUsersFromFile";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_efs_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -993,7 +993,7 @@ efs_dissect_EfsRpcAddUsersToFile_response(tvbuff_t *tvb _U_, int offset _U_, pac
 	pinfo->dcerpc_procedure_name="EfsRpcAddUsersToFile";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_efs_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -1036,7 +1036,7 @@ efs_dissect_EfsRpcSetFileEncryptionKey_response(tvbuff_t *tvb _U_, int offset _U
 	pinfo->dcerpc_procedure_name="EfsRpcSetFileEncryptionKey";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_efs_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -1063,7 +1063,7 @@ efs_dissect_EfsRpcNotSupported_response(tvbuff_t *tvb _U_, int offset _U_, packe
 	pinfo->dcerpc_procedure_name="EfsRpcNotSupported";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_efs_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -1088,7 +1088,7 @@ efs_dissect_EfsRpcFileKeyInfo_response(tvbuff_t *tvb _U_, int offset _U_, packet
 	pinfo->dcerpc_procedure_name="EfsRpcFileKeyInfo";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_efs_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -1113,7 +1113,7 @@ efs_dissect_EfsRpcDuplicateEncryptionInfoFile_response(tvbuff_t *tvb _U_, int of
 	pinfo->dcerpc_procedure_name="EfsRpcDuplicateEncryptionInfoFile";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_efs_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
diff --git a/epan/dissectors/packet-dcerpc-eventlog.c b/epan/dissectors/packet-dcerpc-eventlog.c
index 8f36ec482c..9cd5bf40e7 100644
--- a/epan/dissectors/packet-dcerpc-eventlog.c
+++ b/epan/dissectors/packet-dcerpc-eventlog.c
@@ -905,7 +905,7 @@ eventlog_dissect_ClearEventLogW_response(tvbuff_t *tvb _U_, int offset _U_, pack
 	pinfo->dcerpc_procedure_name="ClearEventLogW";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_eventlog_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -967,7 +967,7 @@ eventlog_dissect_BackupEventLogW_response(tvbuff_t *tvb _U_, int offset _U_, pac
 	pinfo->dcerpc_procedure_name="BackupEventLogW";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_eventlog_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -1015,7 +1015,7 @@ eventlog_dissect_CloseEventLog_response(tvbuff_t *tvb _U_, int offset _U_, packe
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_eventlog_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -1061,7 +1061,7 @@ eventlog_dissect_DeregisterEventSource_response(tvbuff_t *tvb _U_, int offset _U
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_eventlog_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -1124,7 +1124,7 @@ eventlog_dissect_GetNumRecords_response(tvbuff_t *tvb _U_, int offset _U_, packe
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_eventlog_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -1187,7 +1187,7 @@ eventlog_dissect_GetOldestRecord_response(tvbuff_t *tvb _U_, int offset _U_, pac
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_eventlog_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -1256,7 +1256,7 @@ eventlog_dissect_ChangeNotify_response(tvbuff_t *tvb _U_, int offset _U_, packet
 	pinfo->dcerpc_procedure_name="ChangeNotify";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_eventlog_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -1359,7 +1359,7 @@ eventlog_dissect_OpenEventLogW_response(tvbuff_t *tvb _U_, int offset _U_, packe
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_eventlog_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -1466,7 +1466,7 @@ eventlog_dissect_RegisterEventSourceW_response(tvbuff_t *tvb _U_, int offset _U_
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_eventlog_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -1564,7 +1564,7 @@ eventlog_dissect_OpenBackupEventLogW_response(tvbuff_t *tvb _U_, int offset _U_,
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_eventlog_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -1700,7 +1700,7 @@ eventlog_dissect_ReadEventLogW_response(tvbuff_t *tvb _U_, int offset _U_, packe
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_eventlog_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -1812,7 +1812,7 @@ eventlog_dissect_ReportEventW_response(tvbuff_t *tvb _U_, int offset _U_, packet
 	pinfo->dcerpc_procedure_name="ReportEventW";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_eventlog_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -1853,7 +1853,7 @@ eventlog_dissect_ClearEventLogA_response(tvbuff_t *tvb _U_, int offset _U_, pack
 	pinfo->dcerpc_procedure_name="ClearEventLogA";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_eventlog_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -1878,7 +1878,7 @@ eventlog_dissect_BackupEventLogA_response(tvbuff_t *tvb _U_, int offset _U_, pac
 	pinfo->dcerpc_procedure_name="BackupEventLogA";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_eventlog_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -1903,7 +1903,7 @@ eventlog_dissect_OpenEventLogA_response(tvbuff_t *tvb _U_, int offset _U_, packe
 	pinfo->dcerpc_procedure_name="OpenEventLogA";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_eventlog_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -1928,7 +1928,7 @@ eventlog_dissect_RegisterEventSourceA_response(tvbuff_t *tvb _U_, int offset _U_
 	pinfo->dcerpc_procedure_name="RegisterEventSourceA";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_eventlog_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -1953,7 +1953,7 @@ eventlog_dissect_OpenBackupEventLogA_response(tvbuff_t *tvb _U_, int offset _U_,
 	pinfo->dcerpc_procedure_name="OpenBackupEventLogA";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_eventlog_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -1978,7 +1978,7 @@ eventlog_dissect_ReadEventLogA_response(tvbuff_t *tvb _U_, int offset _U_, packe
 	pinfo->dcerpc_procedure_name="ReadEventLogA";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_eventlog_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -2003,7 +2003,7 @@ eventlog_dissect_ReportEventA_response(tvbuff_t *tvb _U_, int offset _U_, packet
 	pinfo->dcerpc_procedure_name="ReportEventA";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_eventlog_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -2028,7 +2028,7 @@ eventlog_dissect_RegisterClusterSvc_response(tvbuff_t *tvb _U_, int offset _U_,
 	pinfo->dcerpc_procedure_name="RegisterClusterSvc";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_eventlog_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -2053,7 +2053,7 @@ eventlog_dissect_DeregisterClusterSvc_response(tvbuff_t *tvb _U_, int offset _U_
 	pinfo->dcerpc_procedure_name="DeregisterClusterSvc";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_eventlog_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -2078,7 +2078,7 @@ eventlog_dissect_WriteClusterEvents_response(tvbuff_t *tvb _U_, int offset _U_,
 	pinfo->dcerpc_procedure_name="WriteClusterEvents";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_eventlog_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -2177,7 +2177,7 @@ eventlog_dissect_GetLogIntormation_response(tvbuff_t *tvb _U_, int offset _U_, p
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_eventlog_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -2224,7 +2224,7 @@ eventlog_dissect_FlushEventLog_response(tvbuff_t *tvb _U_, int offset _U_, packe
 	pinfo->dcerpc_procedure_name="FlushEventLog";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_eventlog_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
diff --git a/epan/dissectors/packet-dcerpc-frsrpc.c b/epan/dissectors/packet-dcerpc-frsrpc.c
index e85dca2e53..fa4ab736bd 100644
--- a/epan/dissectors/packet-dcerpc-frsrpc.c
+++ b/epan/dissectors/packet-dcerpc-frsrpc.c
@@ -705,7 +705,7 @@ frsrpc_dissect_enum_CommPktCommand(tvbuff_t *tvb _U_, int offset _U_, packet_inf
 			s = frsrpc_frsrpc_CommPktCommand_vals[i].strptr;
 		}
 	}
-	if (s!= NULL && check_col(pinfo->cinfo, COL_INFO))
+	if (s!= NULL)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ",command = %s",
 				s);
 	if(param){
@@ -3087,7 +3087,7 @@ frsrpc_dissect_FrsSendCommPkt_response(tvbuff_t *tvb _U_, int offset _U_, packet
 	pinfo->dcerpc_procedure_name="FrsSendCommPkt";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_frsrpc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -3211,7 +3211,7 @@ frsrpc_dissect_FrsVerifyPromotionParent_response(tvbuff_t *tvb _U_, int offset _
 	pinfo->dcerpc_procedure_name="FrsVerifyPromotionParent";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_frsrpc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -3513,7 +3513,7 @@ frsrpc_dissect_FrsStartPromotionParent_response(tvbuff_t *tvb _U_, int offset _U
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_frsrpc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -3562,7 +3562,7 @@ frsrpc_dissect_FrsNOP_response(tvbuff_t *tvb _U_, int offset _U_, packet_info *p
 	pinfo->dcerpc_procedure_name="FrsNOP";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_frsrpc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
diff --git a/epan/dissectors/packet-dcerpc-frstrans.c b/epan/dissectors/packet-dcerpc-frstrans.c
index de8e08c7a1..0c693f05e5 100644
--- a/epan/dissectors/packet-dcerpc-frstrans.c
+++ b/epan/dissectors/packet-dcerpc-frstrans.c
@@ -1584,7 +1584,7 @@ frstrans_dissect_CheckConnectivity_response(tvbuff_t *tvb _U_, int offset _U_, p
 	pinfo->dcerpc_procedure_name="CheckConnectivity";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_frstrans_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -1688,7 +1688,7 @@ frstrans_dissect_EstablishConnection_response(tvbuff_t *tvb _U_, int offset _U_,
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_frstrans_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -1738,7 +1738,7 @@ frstrans_dissect_EstablishSession_response(tvbuff_t *tvb _U_, int offset _U_, pa
 	pinfo->dcerpc_procedure_name="EstablishSession";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_frstrans_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -1953,7 +1953,7 @@ frstrans_dissect_RequestUpdates_response(tvbuff_t *tvb _U_, int offset _U_, pack
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_frstrans_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -2045,7 +2045,7 @@ frstrans_dissect_RequestVersionVector_response(tvbuff_t *tvb _U_, int offset _U_
 	pinfo->dcerpc_procedure_name="RequestVersionVector";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_frstrans_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -2110,7 +2110,7 @@ frstrans_dissect_AsyncPoll_response(tvbuff_t *tvb _U_, int offset _U_, packet_in
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_frstrans_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -2445,7 +2445,7 @@ frstrans_dissect_InitializeFileTransferAsync_response(tvbuff_t *tvb _U_, int off
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_frstrans_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
diff --git a/epan/dissectors/packet-dcerpc-initshutdown.c b/epan/dissectors/packet-dcerpc-initshutdown.c
index dec43daf42..4551fb2a26 100644
--- a/epan/dissectors/packet-dcerpc-initshutdown.c
+++ b/epan/dissectors/packet-dcerpc-initshutdown.c
@@ -276,7 +276,7 @@ initshutdown_dissect_Init_response(tvbuff_t *tvb _U_, int offset _U_, packet_inf
 	pinfo->dcerpc_procedure_name="Init";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_initshutdown_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -327,7 +327,7 @@ initshutdown_dissect_Abort_response(tvbuff_t *tvb _U_, int offset _U_, packet_in
 	pinfo->dcerpc_procedure_name="Abort";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_initshutdown_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -423,7 +423,7 @@ initshutdown_dissect_InitEx_response(tvbuff_t *tvb _U_, int offset _U_, packet_i
 	pinfo->dcerpc_procedure_name="InitEx";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_initshutdown_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
diff --git a/epan/dissectors/packet-dcerpc-lsa.c b/epan/dissectors/packet-dcerpc-lsa.c
index 8f75f84622..cdc1b3c16d 100644
--- a/epan/dissectors/packet-dcerpc-lsa.c
+++ b/epan/dissectors/packet-dcerpc-lsa.c
@@ -6630,7 +6630,7 @@ lsarpc_dissect_lsa_Close_response(tvbuff_t *tvb _U_, int offset _U_, packet_info
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -6673,7 +6673,7 @@ lsarpc_dissect_lsa_Delete_response(tvbuff_t *tvb _U_, int offset _U_, packet_inf
 	pinfo->dcerpc_procedure_name="lsa_Delete";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -6765,7 +6765,7 @@ lsarpc_dissect_lsa_EnumPrivs_response(tvbuff_t *tvb _U_, int offset _U_, packet_
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -6841,7 +6841,7 @@ lsarpc_dissect_lsa_QuerySecurity_response(tvbuff_t *tvb _U_, int offset _U_, pac
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -6870,7 +6870,7 @@ lsarpc_dissect_lsa_SetSecObj_response(tvbuff_t *tvb _U_, int offset _U_, packet_
 	pinfo->dcerpc_procedure_name="lsa_SetSecObj";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -6895,7 +6895,7 @@ lsarpc_dissect_lsa_ChangePassword_response(tvbuff_t *tvb _U_, int offset _U_, pa
 	pinfo->dcerpc_procedure_name="lsa_ChangePassword";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -6982,7 +6982,7 @@ lsarpc_dissect_lsa_OpenPolicy_response(tvbuff_t *tvb _U_, int offset _U_, packet
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -7058,7 +7058,7 @@ lsarpc_dissect_lsa_QueryInfoPolicy_response(tvbuff_t *tvb _U_, int offset _U_, p
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -7129,7 +7129,7 @@ lsarpc_dissect_lsa_SetInfoPolicy_response(tvbuff_t *tvb _U_, int offset _U_, pac
 	pinfo->dcerpc_procedure_name="lsa_SetInfoPolicy";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -7160,7 +7160,7 @@ lsarpc_dissect_lsa_ClearAuditLog_response(tvbuff_t *tvb _U_, int offset _U_, pac
 	pinfo->dcerpc_procedure_name="lsa_ClearAuditLog";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -7247,7 +7247,7 @@ lsarpc_dissect_lsa_CreateAccount_response(tvbuff_t *tvb _U_, int offset _U_, pac
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -7343,7 +7343,7 @@ lsarpc_dissect_lsa_EnumAccounts_response(tvbuff_t *tvb _U_, int offset _U_, pack
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -7436,7 +7436,7 @@ lsarpc_dissect_lsa_CreateTrustedDomain_response(tvbuff_t *tvb _U_, int offset _U
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -7532,7 +7532,7 @@ lsarpc_dissect_lsa_EnumTrustDom_response(tvbuff_t *tvb _U_, int offset _U_, pack
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -7666,7 +7666,7 @@ lsarpc_dissect_lsa_LookupNames_response(tvbuff_t *tvb _U_, int offset _U_, packe
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -7805,7 +7805,7 @@ lsarpc_dissect_lsa_LookupSids_response(tvbuff_t *tvb _U_, int offset _U_, packet
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -7894,7 +7894,7 @@ lsarpc_dissect_lsa_CreateSecret_response(tvbuff_t *tvb _U_, int offset _U_, pack
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -7987,7 +7987,7 @@ lsarpc_dissect_lsa_OpenAccount_response(tvbuff_t *tvb _U_, int offset _U_, packe
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -8054,7 +8054,7 @@ lsarpc_dissect_lsa_EnumPrivsAccount_response(tvbuff_t *tvb _U_, int offset _U_,
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -8114,7 +8114,7 @@ lsarpc_dissect_lsa_AddPrivilegesToAccount_response(tvbuff_t *tvb _U_, int offset
 	pinfo->dcerpc_procedure_name="lsa_AddPrivilegesToAccount";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -8185,7 +8185,7 @@ lsarpc_dissect_lsa_RemovePrivilegesFromAccount_response(tvbuff_t *tvb _U_, int o
 	pinfo->dcerpc_procedure_name="lsa_RemovePrivilegesFromAccount";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -8216,7 +8216,7 @@ lsarpc_dissect_lsa_GetQuotasForAccount_response(tvbuff_t *tvb _U_, int offset _U
 	pinfo->dcerpc_procedure_name="lsa_GetQuotasForAccount";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -8241,7 +8241,7 @@ lsarpc_dissect_lsa_SetQuotasForAccount_response(tvbuff_t *tvb _U_, int offset _U
 	pinfo->dcerpc_procedure_name="lsa_SetQuotasForAccount";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -8266,7 +8266,7 @@ lsarpc_dissect_lsa_GetSystemAccessAccount_response(tvbuff_t *tvb _U_, int offset
 	pinfo->dcerpc_procedure_name="lsa_GetSystemAccessAccount";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -8291,7 +8291,7 @@ lsarpc_dissect_lsa_SetSystemAccessAccount_response(tvbuff_t *tvb _U_, int offset
 	pinfo->dcerpc_procedure_name="lsa_SetSystemAccessAccount";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -8378,7 +8378,7 @@ lsarpc_dissect_lsa_OpenTrustedDomain_response(tvbuff_t *tvb _U_, int offset _U_,
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -8454,7 +8454,7 @@ lsarpc_dissect_lsa_QueryTrustedDomainInfo_response(tvbuff_t *tvb _U_, int offset
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -8483,7 +8483,7 @@ lsarpc_dissect_lsa_SetInformationTrustedDomain_response(tvbuff_t *tvb _U_, int o
 	pinfo->dcerpc_procedure_name="lsa_SetInformationTrustedDomain";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -8562,7 +8562,7 @@ lsarpc_dissect_lsa_OpenSecret_response(tvbuff_t *tvb _U_, int offset _U_, packet
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -8643,7 +8643,7 @@ lsarpc_dissect_lsa_SetSecret_response(tvbuff_t *tvb _U_, int offset _U_, packet_
 	pinfo->dcerpc_procedure_name="lsa_SetSecret";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -8770,7 +8770,7 @@ lsarpc_dissect_lsa_QuerySecret_response(tvbuff_t *tvb _U_, int offset _U_, packe
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -8858,7 +8858,7 @@ lsarpc_dissect_lsa_LookupPrivValue_response(tvbuff_t *tvb _U_, int offset _U_, p
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -8940,7 +8940,7 @@ lsarpc_dissect_lsa_LookupPrivName_response(tvbuff_t *tvb _U_, int offset _U_, pa
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -9051,7 +9051,7 @@ lsarpc_dissect_lsa_LookupPrivDisplayName_response(tvbuff_t *tvb _U_, int offset
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -9084,7 +9084,7 @@ lsarpc_dissect_lsa_DeleteObject_response(tvbuff_t *tvb _U_, int offset _U_, pack
 	pinfo->dcerpc_procedure_name="lsa_DeleteObject";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -9162,7 +9162,7 @@ lsarpc_dissect_lsa_EnumAccountsWithUserRight_response(tvbuff_t *tvb _U_, int off
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -9244,7 +9244,7 @@ lsarpc_dissect_lsa_EnumAccountRights_response(tvbuff_t *tvb _U_, int offset _U_,
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -9323,7 +9323,7 @@ lsarpc_dissect_lsa_AddAccountRights_response(tvbuff_t *tvb _U_, int offset _U_,
 	pinfo->dcerpc_procedure_name="lsa_AddAccountRights";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -9413,7 +9413,7 @@ lsarpc_dissect_lsa_RemoveAccountRights_response(tvbuff_t *tvb _U_, int offset _U
 	pinfo->dcerpc_procedure_name="lsa_RemoveAccountRights";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -9508,7 +9508,7 @@ lsarpc_dissect_lsa_QueryTrustedDomainInfoBySid_response(tvbuff_t *tvb _U_, int o
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -9539,7 +9539,7 @@ lsarpc_dissect_lsa_SetTrustedDomainInfo_response(tvbuff_t *tvb _U_, int offset _
 	pinfo->dcerpc_procedure_name="lsa_SetTrustedDomainInfo";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -9597,7 +9597,7 @@ lsarpc_dissect_lsa_DeleteTrustedDomain_response(tvbuff_t *tvb _U_, int offset _U
 	pinfo->dcerpc_procedure_name="lsa_DeleteTrustedDomain";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -9626,7 +9626,7 @@ lsarpc_dissect_lsa_StorePrivateData_response(tvbuff_t *tvb _U_, int offset _U_,
 	pinfo->dcerpc_procedure_name="lsa_StorePrivateData";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -9651,7 +9651,7 @@ lsarpc_dissect_lsa_RetrievePrivateData_response(tvbuff_t *tvb _U_, int offset _U
 	pinfo->dcerpc_procedure_name="lsa_RetrievePrivateData";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -9741,7 +9741,7 @@ lsarpc_dissect_lsa_OpenPolicy2_response(tvbuff_t *tvb _U_, int offset _U_, packe
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -9831,7 +9831,7 @@ lsarpc_dissect_lsa_GetUserName_response(tvbuff_t *tvb _U_, int offset _U_, packe
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -9907,7 +9907,7 @@ lsarpc_dissect_lsa_QueryInfoPolicy2_response(tvbuff_t *tvb _U_, int offset _U_,
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -9978,7 +9978,7 @@ lsarpc_dissect_lsa_SetInfoPolicy2_response(tvbuff_t *tvb _U_, int offset _U_, pa
 	pinfo->dcerpc_procedure_name="lsa_SetInfoPolicy2";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -10063,7 +10063,7 @@ lsarpc_dissect_lsa_QueryTrustedDomainInfoByName_response(tvbuff_t *tvb _U_, int
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -10145,7 +10145,7 @@ lsarpc_dissect_lsa_SetTrustedDomainInfoByName_response(tvbuff_t *tvb _U_, int of
 	pinfo->dcerpc_procedure_name="lsa_SetTrustedDomainInfoByName";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -10243,7 +10243,7 @@ lsarpc_dissect_lsa_EnumTrustedDomainsEx_response(tvbuff_t *tvb _U_, int offset _
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -10274,7 +10274,7 @@ lsarpc_dissect_lsa_CreateTrustedDomainEx_response(tvbuff_t *tvb _U_, int offset
 	pinfo->dcerpc_procedure_name="lsa_CreateTrustedDomainEx";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -10318,7 +10318,7 @@ lsarpc_dissect_lsa_CloseTrustedDomainEx_response(tvbuff_t *tvb _U_, int offset _
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -10390,7 +10390,7 @@ lsarpc_dissect_lsa_QueryDomainInformationPolicy_response(tvbuff_t *tvb _U_, int
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -10461,7 +10461,7 @@ lsarpc_dissect_lsa_SetDomainInformationPolicy_response(tvbuff_t *tvb _U_, int of
 	pinfo->dcerpc_procedure_name="lsa_SetDomainInformationPolicy";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -10546,7 +10546,7 @@ lsarpc_dissect_lsa_OpenTrustedDomainByName_response(tvbuff_t *tvb _U_, int offse
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -10577,7 +10577,7 @@ lsarpc_dissect_lsa_TestCall_response(tvbuff_t *tvb _U_, int offset _U_, packet_i
 	pinfo->dcerpc_procedure_name="lsa_TestCall";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -10722,7 +10722,7 @@ lsarpc_dissect_lsa_LookupSids2_response(tvbuff_t *tvb _U_, int offset _U_, packe
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -10882,7 +10882,7 @@ lsarpc_dissect_lsa_LookupNames2_response(tvbuff_t *tvb _U_, int offset _U_, pack
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -10923,7 +10923,7 @@ lsarpc_dissect_lsa_CreateTrustedDomainEx2_response(tvbuff_t *tvb _U_, int offset
 	pinfo->dcerpc_procedure_name="lsa_CreateTrustedDomainEx2";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -10948,7 +10948,7 @@ lsarpc_dissect_lsa_CREDRWRITE_response(tvbuff_t *tvb _U_, int offset _U_, packet
 	pinfo->dcerpc_procedure_name="lsa_CREDRWRITE";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -10973,7 +10973,7 @@ lsarpc_dissect_lsa_CREDRREAD_response(tvbuff_t *tvb _U_, int offset _U_, packet_
 	pinfo->dcerpc_procedure_name="lsa_CREDRREAD";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -10998,7 +10998,7 @@ lsarpc_dissect_lsa_CREDRENUMERATE_response(tvbuff_t *tvb _U_, int offset _U_, pa
 	pinfo->dcerpc_procedure_name="lsa_CREDRENUMERATE";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -11023,7 +11023,7 @@ lsarpc_dissect_lsa_CREDRWRITEDOMAINCREDENTIALS_response(tvbuff_t *tvb _U_, int o
 	pinfo->dcerpc_procedure_name="lsa_CREDRWRITEDOMAINCREDENTIALS";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -11048,7 +11048,7 @@ lsarpc_dissect_lsa_CREDRREADDOMAINCREDENTIALS_response(tvbuff_t *tvb _U_, int of
 	pinfo->dcerpc_procedure_name="lsa_CREDRREADDOMAINCREDENTIALS";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -11073,7 +11073,7 @@ lsarpc_dissect_lsa_CREDRDELETE_response(tvbuff_t *tvb _U_, int offset _U_, packe
 	pinfo->dcerpc_procedure_name="lsa_CREDRDELETE";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -11098,7 +11098,7 @@ lsarpc_dissect_lsa_CREDRGETTARGETINFO_response(tvbuff_t *tvb _U_, int offset _U_
 	pinfo->dcerpc_procedure_name="lsa_CREDRGETTARGETINFO";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -11123,7 +11123,7 @@ lsarpc_dissect_lsa_CREDRPROFILELOADED_response(tvbuff_t *tvb _U_, int offset _U_
 	pinfo->dcerpc_procedure_name="lsa_CREDRPROFILELOADED";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -11269,7 +11269,7 @@ lsarpc_dissect_lsa_LookupNames3_response(tvbuff_t *tvb _U_, int offset _U_, pack
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -11310,7 +11310,7 @@ lsarpc_dissect_lsa_CREDRGETSESSIONTYPES_response(tvbuff_t *tvb _U_, int offset _
 	pinfo->dcerpc_procedure_name="lsa_CREDRGETSESSIONTYPES";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -11335,7 +11335,7 @@ lsarpc_dissect_lsa_LSARREGISTERAUDITEVENT_response(tvbuff_t *tvb _U_, int offset
 	pinfo->dcerpc_procedure_name="lsa_LSARREGISTERAUDITEVENT";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -11360,7 +11360,7 @@ lsarpc_dissect_lsa_LSARGENAUDITEVENT_response(tvbuff_t *tvb _U_, int offset _U_,
 	pinfo->dcerpc_procedure_name="lsa_LSARGENAUDITEVENT";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -11385,7 +11385,7 @@ lsarpc_dissect_lsa_LSARUNREGISTERAUDITEVENT_response(tvbuff_t *tvb _U_, int offs
 	pinfo->dcerpc_procedure_name="lsa_LSARUNREGISTERAUDITEVENT";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -11480,7 +11480,7 @@ lsarpc_dissect_lsa_lsaRQueryForestTrustInformation_response(tvbuff_t *tvb _U_, i
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -11511,7 +11511,7 @@ lsarpc_dissect_lsa_LSARSETFORESTTRUSTINFORMATION_response(tvbuff_t *tvb _U_, int
 	pinfo->dcerpc_procedure_name="lsa_LSARSETFORESTTRUSTINFORMATION";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -11536,7 +11536,7 @@ lsarpc_dissect_lsa_CREDRRENAME_response(tvbuff_t *tvb _U_, int offset _U_, packe
 	pinfo->dcerpc_procedure_name="lsa_CREDRRENAME";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -11664,7 +11664,7 @@ lsarpc_dissect_lsa_LookupSids3_response(tvbuff_t *tvb _U_, int offset _U_, packe
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -11805,7 +11805,7 @@ lsarpc_dissect_lsa_LookupNames4_response(tvbuff_t *tvb _U_, int offset _U_, pack
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -11844,7 +11844,7 @@ lsarpc_dissect_lsa_LSAROPENPOLICYSCE_response(tvbuff_t *tvb _U_, int offset _U_,
 	pinfo->dcerpc_procedure_name="lsa_LSAROPENPOLICYSCE";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -11869,7 +11869,7 @@ lsarpc_dissect_lsa_LSARADTREGISTERSECURITYEVENTSOURCE_response(tvbuff_t *tvb _U_
 	pinfo->dcerpc_procedure_name="lsa_LSARADTREGISTERSECURITYEVENTSOURCE";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -11894,7 +11894,7 @@ lsarpc_dissect_lsa_LSARADTUNREGISTERSECURITYEVENTSOURCE_response(tvbuff_t *tvb _
 	pinfo->dcerpc_procedure_name="lsa_LSARADTUNREGISTERSECURITYEVENTSOURCE";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -11919,7 +11919,7 @@ lsarpc_dissect_lsa_LSARADTREPORTSECURITYEVENT_response(tvbuff_t *tvb _U_, int of
 	pinfo->dcerpc_procedure_name="lsa_LSARADTREPORTSECURITYEVENT";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_lsarpc_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
diff --git a/epan/dissectors/packet-dcerpc-mapi.c b/epan/dissectors/packet-dcerpc-mapi.c
index 18f3c80aa8..89a52b9de1 100644
--- a/epan/dissectors/packet-dcerpc-mapi.c
+++ b/epan/dissectors/packet-dcerpc-mapi.c
@@ -4001,10 +4001,9 @@ mapi_dissect_struct_EcDoRpc_MAPI_REQ(tvbuff_t *tvb _U_, int offset _U_, packet_i
 	opnum = tvb_get_guint8(tvb, offset);
 	offset += 1;
 	proto_tree_add_text(tree, tvb, cur_offset, offset - cur_offset, "opnum: %s", val_to_str(opnum, mapi_MAPI_OPNUM_vals, "Unknown MAPI operation"));
-	if (check_col(pinfo->cinfo, COL_INFO)) {
-	   	 col_append_fstr(pinfo->cinfo, COL_INFO, " + %s", val_to_str(opnum, mapi_MAPI_OPNUM_vals, "Unknown MAPI operation"));
-        }
-	cur_offset = offset;
+	col_append_fstr(pinfo->cinfo, COL_INFO, " + %s", val_to_str(opnum, mapi_MAPI_OPNUM_vals, "Unknown MAPI operation"));
+
+    cur_offset = offset;
 	mapi_flags = tvb_get_guint8(tvb, offset);
 	offset += 1;
 	proto_tree_add_text(tree, tvb, cur_offset, offset - cur_offset, "mapi_flags: 0x%x", mapi_flags);
@@ -4238,9 +4237,8 @@ mapi_dissect_struct_EcDoRpc_MAPI_REPL(tvbuff_t *tvb _U_, int offset _U_, packet_
 	opnum = tvb_get_guint8(tvb, offset);
 	offset += 1;
 	proto_tree_add_text(tree, tvb, cur_offset, offset - cur_offset, "opnum: %s", val_to_str(opnum, mapi_MAPI_OPNUM_vals, "Unknown MAPI operation: 0x%02x"));
-	if (check_col(pinfo->cinfo, COL_INFO)) {
-		col_append_fstr(pinfo->cinfo, COL_INFO, " + %s", val_to_str(opnum, mapi_MAPI_OPNUM_vals, "Unknown MAPI operation: 0x%02x"));
-	}
+	col_append_fstr(pinfo->cinfo, COL_INFO, " + %s", val_to_str(opnum, mapi_MAPI_OPNUM_vals, "Unknown MAPI operation: 0x%02x"));
+
 	if (opnum != op_MAPI_Notify) {
 		cur_offset = offset;
 		handle_idx = tvb_get_guint8(tvb, offset);
@@ -9647,7 +9645,7 @@ mapi_dissect_EcDoConnect_response(tvbuff_t *tvb _U_, int offset _U_, packet_info
 	offset = dissect_deferred_pointers(pinfo, tvb, offset, drep);
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_mapi_MAPISTATUS_status, &status);
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Status: %s", val_to_str(status, mapi_MAPISTATUS_vals, "Unknown MAPISTATUS error 0x%08x"));
 
 	return offset;
@@ -9706,7 +9704,7 @@ mapi_dissect_EcDoDisconnect_response(tvbuff_t *tvb _U_, int offset _U_, packet_i
 	offset = dissect_deferred_pointers(pinfo, tvb, offset, drep);
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_mapi_MAPISTATUS_status, &status);
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Status: %s", val_to_str(status, mapi_MAPISTATUS_vals, "Unknown MAPISTATUS error 0x%08x"));
 
 	return offset;
@@ -9809,7 +9807,7 @@ mapi_dissect_EcDoRpc_response(tvbuff_t *tvb _U_, int offset _U_, packet_info *pi
 	offset = dissect_deferred_pointers(pinfo, tvb, offset, drep);
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_mapi_MAPISTATUS_status, &status);
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Status: %s", val_to_str(status, mapi_MAPISTATUS_vals, "Unknown MAPISTATUS error 0x%08x"));
 
 	return offset;
@@ -9972,7 +9970,7 @@ mapi_dissect_EcRRegisterPushNotification_response(tvbuff_t *tvb _U_, int offset
 	offset = dissect_deferred_pointers(pinfo, tvb, offset, drep);
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_mapi_MAPISTATUS_status, &status);
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Status: %s", val_to_str(status, mapi_MAPISTATUS_vals, "Unknown MAPISTATUS error 0x%08x"));
 
 	return offset;
@@ -10048,7 +10046,7 @@ mapi_dissect_EcRUnregisterPushNotification_response(tvbuff_t *tvb _U_, int offse
 	offset = dissect_deferred_pointers(pinfo, tvb, offset, drep);
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_mapi_MAPISTATUS_status, &status);
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Status: %s", val_to_str(status, mapi_MAPISTATUS_vals, "Unknown MAPISTATUS error 0x%08x"));
 
 	return offset;
diff --git a/epan/dissectors/packet-dcerpc-nspi.c b/epan/dissectors/packet-dcerpc-nspi.c
index 286e8dc7c6..7c51590ce5 100644
--- a/epan/dissectors/packet-dcerpc-nspi.c
+++ b/epan/dissectors/packet-dcerpc-nspi.c
@@ -9373,7 +9373,7 @@ nspi_dissect_NspiBind_response(tvbuff_t *tvb _U_, int offset _U_, packet_info *p
 	offset = dissect_deferred_pointers(pinfo, tvb, offset, drep);
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_nspi_MAPISTATUS_status, &status);
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Status: %s", val_to_str(status, nspi_MAPISTATUS_vals, "Unknown MAPISTATUS error 0x%08x"));
 
 	return offset;
@@ -9431,7 +9431,7 @@ nspi_dissect_NspiUnbind_response(tvbuff_t *tvb _U_, int offset _U_, packet_info
 	offset = dissect_deferred_pointers(pinfo, tvb, offset, drep);
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_nspi_MAPISTATUS_status, &status);
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Status: %s", val_to_str(status, nspi_MAPISTATUS_vals, "Unknown MAPISTATUS error 0x%08x"));
 
 	return offset;
@@ -9610,7 +9610,7 @@ nspi_dissect_NspiQueryRows_response(tvbuff_t *tvb _U_, int offset _U_, packet_in
 	offset = dissect_deferred_pointers(pinfo, tvb, offset, drep);
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_nspi_MAPISTATUS_status, &status);
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Status: %s", val_to_str(status, nspi_MAPISTATUS_vals, "Unknown MAPISTATUS error 0x%08x"));
 
 	return offset;
@@ -9828,7 +9828,7 @@ nspi_dissect_NspiGetMatches_response(tvbuff_t *tvb _U_, int offset _U_, packet_i
 	offset = dissect_deferred_pointers(pinfo, tvb, offset, drep);
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_nspi_MAPISTATUS_status, &status);
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Status: %s", val_to_str(status, nspi_MAPISTATUS_vals, "Unknown MAPISTATUS error 0x%08x"));
 
 	return offset;
@@ -9965,7 +9965,7 @@ nspi_dissect_NspiDNToEph_response(tvbuff_t *tvb _U_, int offset _U_, packet_info
 	offset = dissect_deferred_pointers(pinfo, tvb, offset, drep);
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_nspi_MAPISTATUS_status, &status);
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Status: %s", val_to_str(status, nspi_MAPISTATUS_vals, "Unknown MAPISTATUS error 0x%08x"));
 
 	return offset;
@@ -10102,7 +10102,7 @@ nspi_dissect_NspiGetProps_response(tvbuff_t *tvb _U_, int offset _U_, packet_inf
 	offset = dissect_deferred_pointers(pinfo, tvb, offset, drep);
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_nspi_MAPISTATUS_status, &status);
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Status: %s", val_to_str(status, nspi_MAPISTATUS_vals, "Unknown MAPISTATUS error 0x%08x"));
 
 	return offset;
@@ -10260,7 +10260,7 @@ nspi_dissect_NspiGetHierarchyInfo_response(tvbuff_t *tvb _U_, int offset _U_, pa
 	offset = dissect_deferred_pointers(pinfo, tvb, offset, drep);
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_nspi_MAPISTATUS_status, &status);
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Status: %s", val_to_str(status, nspi_MAPISTATUS_vals, "Unknown MAPISTATUS error 0x%08x"));
 
 	return offset;
diff --git a/epan/dissectors/packet-dcerpc-rfr.c b/epan/dissectors/packet-dcerpc-rfr.c
index 6fd6f57275..7d563c0b8e 100644
--- a/epan/dissectors/packet-dcerpc-rfr.c
+++ b/epan/dissectors/packet-dcerpc-rfr.c
@@ -336,7 +336,7 @@ rfr_dissect_RfrGetNewDSA_response(tvbuff_t *tvb _U_, int offset _U_, packet_info
 	offset = dissect_deferred_pointers(pinfo, tvb, offset, drep);
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_rfr_MAPISTATUS_status, &status);
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Status: %s", val_to_str(status, rfr_MAPISTATUS_vals, "Unknown MAPISTATUS error 0x%08x"));
 
 	return offset;
@@ -436,7 +436,7 @@ rfr_dissect_RfrGetFQDNFromLegacyDN_response(tvbuff_t *tvb _U_, int offset _U_, p
 	offset = dissect_deferred_pointers(pinfo, tvb, offset, drep);
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_rfr_MAPISTATUS_status, &status);
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Status: %s", val_to_str(status, rfr_MAPISTATUS_vals, "Unknown MAPISTATUS error 0x%08x"));
 
 	return offset;
diff --git a/epan/dissectors/packet-dcerpc-samr.c b/epan/dissectors/packet-dcerpc-samr.c
index 8758e9ab15..dad263e551 100644
--- a/epan/dissectors/packet-dcerpc-samr.c
+++ b/epan/dissectors/packet-dcerpc-samr.c
@@ -9197,7 +9197,7 @@ samr_dissect_Connect_response(tvbuff_t *tvb _U_, int offset _U_, packet_info *pi
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -9245,7 +9245,7 @@ samr_dissect_Close_response(tvbuff_t *tvb _U_, int offset _U_, packet_info *pinf
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -9314,7 +9314,7 @@ samr_dissect_SetSecurity_response(tvbuff_t *tvb _U_, int offset _U_, packet_info
 	pinfo->dcerpc_procedure_name="SetSecurity";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -9398,7 +9398,7 @@ samr_dissect_QuerySecurity_response(tvbuff_t *tvb _U_, int offset _U_, packet_in
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -9443,7 +9443,7 @@ samr_dissect_Shutdown_response(tvbuff_t *tvb _U_, int offset _U_, packet_info *p
 	pinfo->dcerpc_procedure_name="Shutdown";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -9531,7 +9531,7 @@ samr_dissect_LookupDomain_response(tvbuff_t *tvb _U_, int offset _U_, packet_inf
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -9653,7 +9653,7 @@ samr_dissect_EnumDomains_response(tvbuff_t *tvb _U_, int offset _U_, packet_info
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -9746,7 +9746,7 @@ samr_dissect_OpenDomain_response(tvbuff_t *tvb _U_, int offset _U_, packet_info
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -9830,7 +9830,7 @@ samr_dissect_QueryDomainInfo_response(tvbuff_t *tvb _U_, int offset _U_, packet_
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -9901,7 +9901,7 @@ samr_dissect_SetDomainInfo_response(tvbuff_t *tvb _U_, int offset _U_, packet_in
 	pinfo->dcerpc_procedure_name="SetDomainInfo";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -10014,7 +10014,7 @@ samr_dissect_CreateDomainGroup_response(tvbuff_t *tvb _U_, int offset _U_, packe
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -10138,7 +10138,7 @@ samr_dissect_EnumDomainGroups_response(tvbuff_t *tvb _U_, int offset _U_, packet
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -10251,7 +10251,7 @@ samr_dissect_CreateUser_response(tvbuff_t *tvb _U_, int offset _U_, packet_info
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -10384,7 +10384,7 @@ samr_dissect_EnumDomainUsers_response(tvbuff_t *tvb _U_, int offset _U_, packet_
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -10499,7 +10499,7 @@ samr_dissect_CreateDomAlias_response(tvbuff_t *tvb _U_, int offset _U_, packet_i
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -10623,7 +10623,7 @@ samr_dissect_EnumDomainAliases_response(tvbuff_t *tvb _U_, int offset _U_, packe
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -10707,7 +10707,7 @@ samr_dissect_GetAliasMembership_response(tvbuff_t *tvb _U_, int offset _U_, pack
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -10826,7 +10826,7 @@ samr_dissect_LookupNames_response(tvbuff_t *tvb _U_, int offset _U_, packet_info
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -10939,7 +10939,7 @@ samr_dissect_LookupRids_response(tvbuff_t *tvb _U_, int offset _U_, packet_info
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -11024,7 +11024,7 @@ samr_dissect_OpenGroup_response(tvbuff_t *tvb _U_, int offset _U_, packet_info *
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -11108,7 +11108,7 @@ samr_dissect_QueryGroupInfo_response(tvbuff_t *tvb _U_, int offset _U_, packet_i
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -11179,7 +11179,7 @@ samr_dissect_SetGroupInfo_response(tvbuff_t *tvb _U_, int offset _U_, packet_inf
 	pinfo->dcerpc_procedure_name="SetGroupInfo";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -11244,7 +11244,7 @@ samr_dissect_AddGroupMember_response(tvbuff_t *tvb _U_, int offset _U_, packet_i
 	pinfo->dcerpc_procedure_name="AddGroupMember";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -11294,7 +11294,7 @@ samr_dissect_DeleteDomainGroup_response(tvbuff_t *tvb _U_, int offset _U_, packe
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -11346,7 +11346,7 @@ samr_dissect_DeleteGroupMember_response(tvbuff_t *tvb _U_, int offset _U_, packe
 	pinfo->dcerpc_procedure_name="DeleteGroupMember";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -11419,7 +11419,7 @@ samr_dissect_QueryGroupMember_response(tvbuff_t *tvb _U_, int offset _U_, packet
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -11480,7 +11480,7 @@ samr_dissect_SetMemberAttributesOfGroup_response(tvbuff_t *tvb _U_, int offset _
 	pinfo->dcerpc_procedure_name="SetMemberAttributesOfGroup";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -11565,7 +11565,7 @@ samr_dissect_OpenAlias_response(tvbuff_t *tvb _U_, int offset _U_, packet_info *
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -11649,7 +11649,7 @@ samr_dissect_QueryAliasInfo_response(tvbuff_t *tvb _U_, int offset _U_, packet_i
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -11720,7 +11720,7 @@ samr_dissect_SetAliasInfo_response(tvbuff_t *tvb _U_, int offset _U_, packet_inf
 	pinfo->dcerpc_procedure_name="SetAliasInfo";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -11770,7 +11770,7 @@ samr_dissect_DeleteDomAlias_response(tvbuff_t *tvb _U_, int offset _U_, packet_i
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -11830,7 +11830,7 @@ samr_dissect_AddAliasMember_response(tvbuff_t *tvb _U_, int offset _U_, packet_i
 	pinfo->dcerpc_procedure_name="AddAliasMember";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -11892,7 +11892,7 @@ samr_dissect_DeleteAliasMember_response(tvbuff_t *tvb _U_, int offset _U_, packe
 	pinfo->dcerpc_procedure_name="DeleteAliasMember";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -11957,7 +11957,7 @@ samr_dissect_GetMembersInAlias_response(tvbuff_t *tvb _U_, int offset _U_, packe
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -12038,7 +12038,7 @@ samr_dissect_OpenUser_response(tvbuff_t *tvb _U_, int offset _U_, packet_info *p
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -12088,7 +12088,7 @@ samr_dissect_DeleteUser_response(tvbuff_t *tvb _U_, int offset _U_, packet_info
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -12168,7 +12168,7 @@ samr_dissect_QueryUserInfo_response(tvbuff_t *tvb _U_, int offset _U_, packet_in
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -12239,7 +12239,7 @@ samr_dissect_SetUserInfo_response(tvbuff_t *tvb _U_, int offset _U_, packet_info
 	pinfo->dcerpc_procedure_name="SetUserInfo";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -12424,7 +12424,7 @@ samr_dissect_ChangePasswordUser_response(tvbuff_t *tvb _U_, int offset _U_, pack
 	pinfo->dcerpc_procedure_name="ChangePasswordUser";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -12515,7 +12515,7 @@ samr_dissect_GetGroupsForUser_response(tvbuff_t *tvb _U_, int offset _U_, packet
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -12654,7 +12654,7 @@ samr_dissect_QueryDisplayInfo_response(tvbuff_t *tvb _U_, int offset _U_, packet
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -12751,7 +12751,7 @@ samr_dissect_GetDisplayEnumerationIndex_response(tvbuff_t *tvb _U_, int offset _
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -12798,7 +12798,7 @@ samr_dissect_TestPrivateFunctionsDomain_response(tvbuff_t *tvb _U_, int offset _
 	pinfo->dcerpc_procedure_name="TestPrivateFunctionsDomain";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -12841,7 +12841,7 @@ samr_dissect_TestPrivateFunctionsUser_response(tvbuff_t *tvb _U_, int offset _U_
 	pinfo->dcerpc_procedure_name="TestPrivateFunctionsUser";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -12904,7 +12904,7 @@ samr_dissect_GetUserPwInfo_response(tvbuff_t *tvb _U_, int offset _U_, packet_in
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -12964,7 +12964,7 @@ samr_dissect_RemoveMemberFromForeignDomain_response(tvbuff_t *tvb _U_, int offse
 	pinfo->dcerpc_procedure_name="RemoveMemberFromForeignDomain";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -13046,7 +13046,7 @@ samr_dissect_QueryDomainInfo2_response(tvbuff_t *tvb _U_, int offset _U_, packet
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -13128,7 +13128,7 @@ samr_dissect_QueryUserInfo2_response(tvbuff_t *tvb _U_, int offset _U_, packet_i
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -13269,7 +13269,7 @@ samr_dissect_QueryDisplayInfo2_response(tvbuff_t *tvb _U_, int offset _U_, packe
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -13366,7 +13366,7 @@ samr_dissect_GetDisplayEnumerationIndex2_response(tvbuff_t *tvb _U_, int offset
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -13508,7 +13508,7 @@ samr_dissect_CreateUser2_response(tvbuff_t *tvb _U_, int offset _U_, packet_info
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -13653,7 +13653,7 @@ samr_dissect_QueryDisplayInfo3_response(tvbuff_t *tvb _U_, int offset _U_, packe
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -13721,7 +13721,7 @@ samr_dissect_AddMultipleMembersToAlias_response(tvbuff_t *tvb _U_, int offset _U
 	pinfo->dcerpc_procedure_name="AddMultipleMembersToAlias";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -13783,7 +13783,7 @@ samr_dissect_RemoveMultipleMembersFromAlias_response(tvbuff_t *tvb _U_, int offs
 	pinfo->dcerpc_procedure_name="RemoveMultipleMembersFromAlias";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -13879,7 +13879,7 @@ samr_dissect_OemChangePasswordUser2_response(tvbuff_t *tvb _U_, int offset _U_,
 	pinfo->dcerpc_procedure_name="OemChangePasswordUser2";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -14022,7 +14022,7 @@ samr_dissect_ChangePasswordUser2_response(tvbuff_t *tvb _U_, int offset _U_, pac
 	pinfo->dcerpc_procedure_name="ChangePasswordUser2";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -14097,7 +14097,7 @@ samr_dissect_GetDomPwInfo_response(tvbuff_t *tvb _U_, int offset _U_, packet_inf
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -14172,7 +14172,7 @@ samr_dissect_Connect2_response(tvbuff_t *tvb _U_, int offset _U_, packet_info *p
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -14243,7 +14243,7 @@ samr_dissect_SetUserInfo2_response(tvbuff_t *tvb _U_, int offset _U_, packet_inf
 	pinfo->dcerpc_procedure_name="SetUserInfo2";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -14317,7 +14317,7 @@ samr_dissect_SetBootKeyInformation_response(tvbuff_t *tvb _U_, int offset _U_, p
 	pinfo->dcerpc_procedure_name="SetBootKeyInformation";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -14386,7 +14386,7 @@ samr_dissect_GetBootKeyInformation_response(tvbuff_t *tvb _U_, int offset _U_, p
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -14470,7 +14470,7 @@ samr_dissect_Connect3_response(tvbuff_t *tvb _U_, int offset _U_, packet_info *p
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -14558,7 +14558,7 @@ samr_dissect_Connect4_response(tvbuff_t *tvb _U_, int offset _U_, packet_info *p
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -14772,7 +14772,7 @@ samr_dissect_ChangePasswordUser3_response(tvbuff_t *tvb _U_, int offset _U_, pac
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -14927,7 +14927,7 @@ samr_dissect_Connect5_response(tvbuff_t *tvb _U_, int offset _U_, packet_info *p
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -15013,7 +15013,7 @@ samr_dissect_RidToSid_response(tvbuff_t *tvb _U_, int offset _U_, packet_info *p
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -15084,7 +15084,7 @@ samr_dissect_SetDsrmPassword_response(tvbuff_t *tvb _U_, int offset _U_, packet_
 	pinfo->dcerpc_procedure_name="SetDsrmPassword";
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
@@ -15168,7 +15168,7 @@ samr_dissect_ValidatePassword_response(tvbuff_t *tvb _U_, int offset _U_, packet
 
 	offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_samr_status, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, NT_errors, "Unknown NT status 0x%08x"));
 
 	return offset;
diff --git a/epan/dissectors/packet-dcerpc-srvsvc.c b/epan/dissectors/packet-dcerpc-srvsvc.c
index 914eaecf9e..af038acf99 100644
--- a/epan/dissectors/packet-dcerpc-srvsvc.c
+++ b/epan/dissectors/packet-dcerpc-srvsvc.c
@@ -14013,7 +14013,7 @@ srvsvc_dissect_NetCharDevEnum_response(tvbuff_t *tvb _U_, int offset _U_, packet
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -14102,7 +14102,7 @@ srvsvc_dissect_NetCharDevGetInfo_response(tvbuff_t *tvb _U_, int offset _U_, pac
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -14167,7 +14167,7 @@ srvsvc_dissect_NetCharDevControl_response(tvbuff_t *tvb _U_, int offset _U_, pac
 	pinfo->dcerpc_procedure_name="NetCharDevControl";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -14320,7 +14320,7 @@ srvsvc_dissect_NetCharDevQEnum_response(tvbuff_t *tvb _U_, int offset _U_, packe
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -14420,7 +14420,7 @@ srvsvc_dissect_NetCharDevQGetInfo_response(tvbuff_t *tvb _U_, int offset _U_, pa
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -14516,7 +14516,7 @@ srvsvc_dissect_NetCharDevQSetInfo_response(tvbuff_t *tvb _U_, int offset _U_, pa
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -14576,7 +14576,7 @@ srvsvc_dissect_NetCharDevQPurge_response(tvbuff_t *tvb _U_, int offset _U_, pack
 	pinfo->dcerpc_procedure_name="NetCharDevQPurge";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -14639,7 +14639,7 @@ srvsvc_dissect_NetCharDevQPurgeSelf_response(tvbuff_t *tvb _U_, int offset _U_,
 	pinfo->dcerpc_procedure_name="NetCharDevQPurgeSelf";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -14792,7 +14792,7 @@ srvsvc_dissect_NetConnEnum_response(tvbuff_t *tvb _U_, int offset _U_, packet_in
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -14968,7 +14968,7 @@ srvsvc_dissect_NetFileEnum_response(tvbuff_t *tvb _U_, int offset _U_, packet_in
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -15061,7 +15061,7 @@ srvsvc_dissect_NetFileGetInfo_response(tvbuff_t *tvb _U_, int offset _U_, packet
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -15117,7 +15117,7 @@ srvsvc_dissect_NetFileClose_response(tvbuff_t *tvb _U_, int offset _U_, packet_i
 	pinfo->dcerpc_procedure_name="NetFileClose";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -15285,7 +15285,7 @@ srvsvc_dissect_NetSessEnum_response(tvbuff_t *tvb _U_, int offset _U_, packet_in
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -15374,7 +15374,7 @@ srvsvc_dissect_NetSessDel_response(tvbuff_t *tvb _U_, int offset _U_, packet_inf
 	pinfo->dcerpc_procedure_name="NetSessDel";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -15459,7 +15459,7 @@ srvsvc_dissect_NetShareAdd_response(tvbuff_t *tvb _U_, int offset _U_, packet_in
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -15597,7 +15597,7 @@ srvsvc_dissect_NetShareEnumAll_response(tvbuff_t *tvb _U_, int offset _U_, packe
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -15686,7 +15686,7 @@ srvsvc_dissect_NetShareGetInfo_response(tvbuff_t *tvb _U_, int offset _U_, packe
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -15780,7 +15780,7 @@ srvsvc_dissect_NetShareSetInfo_response(tvbuff_t *tvb _U_, int offset _U_, packe
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -15849,7 +15849,7 @@ srvsvc_dissect_NetShareDel_response(tvbuff_t *tvb _U_, int offset _U_, packet_in
 	pinfo->dcerpc_procedure_name="NetShareDel";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -15914,7 +15914,7 @@ srvsvc_dissect_NetShareDelSticky_response(tvbuff_t *tvb _U_, int offset _U_, pac
 	pinfo->dcerpc_procedure_name="NetShareDelSticky";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -15990,7 +15990,7 @@ srvsvc_dissect_NetShareCheck_response(tvbuff_t *tvb _U_, int offset _U_, packet_
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -16064,7 +16064,7 @@ srvsvc_dissect_NetSrvGetInfo_response(tvbuff_t *tvb _U_, int offset _U_, packet_
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -16147,7 +16147,7 @@ srvsvc_dissect_NetSrvSetInfo_response(tvbuff_t *tvb _U_, int offset _U_, packet_
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -16274,7 +16274,7 @@ srvsvc_dissect_NetDiskEnum_response(tvbuff_t *tvb _U_, int offset _U_, packet_in
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -16380,7 +16380,7 @@ srvsvc_dissect_NetServerStatisticsGet_response(tvbuff_t *tvb _U_, int offset _U_
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -16447,7 +16447,7 @@ srvsvc_dissect_NetTransportAdd_response(tvbuff_t *tvb _U_, int offset _U_, packe
 	pinfo->dcerpc_procedure_name="NetTransportAdd";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -16583,7 +16583,7 @@ srvsvc_dissect_NetTransportEnum_response(tvbuff_t *tvb _U_, int offset _U_, pack
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -16652,7 +16652,7 @@ srvsvc_dissect_NetTransportDel_response(tvbuff_t *tvb _U_, int offset _U_, packe
 	pinfo->dcerpc_procedure_name="NetTransportDel";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -16719,7 +16719,7 @@ srvsvc_dissect_NetRemoteTOD_response(tvbuff_t *tvb _U_, int offset _U_, packet_i
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -16797,7 +16797,7 @@ srvsvc_dissect_NetSetServiceBits_response(tvbuff_t *tvb _U_, int offset _U_, pac
 	pinfo->dcerpc_procedure_name="NetSetServiceBits";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -16884,7 +16884,7 @@ srvsvc_dissect_NetPathType_response(tvbuff_t *tvb _U_, int offset _U_, packet_in
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -17007,7 +17007,7 @@ srvsvc_dissect_NetPathCanonicalize_response(tvbuff_t *tvb _U_, int offset _U_, p
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -17096,7 +17096,7 @@ srvsvc_dissect_NetPathCompare_response(tvbuff_t *tvb _U_, int offset _U_, packet
 	pinfo->dcerpc_procedure_name="NetPathCompare";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -17174,7 +17174,7 @@ srvsvc_dissect_NetNameValidate_response(tvbuff_t *tvb _U_, int offset _U_, packe
 	pinfo->dcerpc_procedure_name="NetNameValidate";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -17207,7 +17207,7 @@ srvsvc_dissect_NETRPRNAMECANONICALIZE_response(tvbuff_t *tvb _U_, int offset _U_
 	pinfo->dcerpc_procedure_name="NETRPRNAMECANONICALIZE";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -17284,7 +17284,7 @@ srvsvc_dissect_NetPRNameCompare_response(tvbuff_t *tvb _U_, int offset _U_, pack
 	pinfo->dcerpc_procedure_name="NetPRNameCompare";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -17424,7 +17424,7 @@ srvsvc_dissect_NetShareEnum_response(tvbuff_t *tvb _U_, int offset _U_, packet_i
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -17513,7 +17513,7 @@ srvsvc_dissect_NetShareDelStart_response(tvbuff_t *tvb _U_, int offset _U_, pack
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -17563,7 +17563,7 @@ srvsvc_dissect_NetShareDelCommit_response(tvbuff_t *tvb _U_, int offset _U_, pac
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -17645,7 +17645,7 @@ srvsvc_dissect_NetGetFileSecurity_response(tvbuff_t *tvb _U_, int offset _U_, pa
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -17722,7 +17722,7 @@ srvsvc_dissect_NetSetFileSecurity_response(tvbuff_t *tvb _U_, int offset _U_, pa
 	pinfo->dcerpc_procedure_name="NetSetFileSecurity";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -17791,7 +17791,7 @@ srvsvc_dissect_NetServerTransportAddEx_response(tvbuff_t *tvb _U_, int offset _U
 	pinfo->dcerpc_procedure_name="NetServerTransportAddEx";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -17899,7 +17899,7 @@ srvsvc_dissect_NetServerSetServiceBitsEx_response(tvbuff_t *tvb _U_, int offset
 	pinfo->dcerpc_procedure_name="NetServerSetServiceBitsEx";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -17936,7 +17936,7 @@ srvsvc_dissect_NETRDFSGETVERSION_response(tvbuff_t *tvb _U_, int offset _U_, pac
 	pinfo->dcerpc_procedure_name="NETRDFSGETVERSION";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -17961,7 +17961,7 @@ srvsvc_dissect_NETRDFSCREATELOCALPARTITION_response(tvbuff_t *tvb _U_, int offse
 	pinfo->dcerpc_procedure_name="NETRDFSCREATELOCALPARTITION";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -17986,7 +17986,7 @@ srvsvc_dissect_NETRDFSDELETELOCALPARTITION_response(tvbuff_t *tvb _U_, int offse
 	pinfo->dcerpc_procedure_name="NETRDFSDELETELOCALPARTITION";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -18011,7 +18011,7 @@ srvsvc_dissect_NETRDFSSETLOCALVOLUMESTATE_response(tvbuff_t *tvb _U_, int offset
 	pinfo->dcerpc_procedure_name="NETRDFSSETLOCALVOLUMESTATE";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -18036,7 +18036,7 @@ srvsvc_dissect_NETRDFSSETSERVERINFO_response(tvbuff_t *tvb _U_, int offset _U_,
 	pinfo->dcerpc_procedure_name="NETRDFSSETSERVERINFO";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -18061,7 +18061,7 @@ srvsvc_dissect_NETRDFSCREATEEXITPOINT_response(tvbuff_t *tvb _U_, int offset _U_
 	pinfo->dcerpc_procedure_name="NETRDFSCREATEEXITPOINT";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -18086,7 +18086,7 @@ srvsvc_dissect_NETRDFSDELETEEXITPOINT_response(tvbuff_t *tvb _U_, int offset _U_
 	pinfo->dcerpc_procedure_name="NETRDFSDELETEEXITPOINT";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -18111,7 +18111,7 @@ srvsvc_dissect_NETRDFSMODIFYPREFIX_response(tvbuff_t *tvb _U_, int offset _U_, p
 	pinfo->dcerpc_procedure_name="NETRDFSMODIFYPREFIX";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -18136,7 +18136,7 @@ srvsvc_dissect_NETRDFSFIXLOCALVOLUME_response(tvbuff_t *tvb _U_, int offset _U_,
 	pinfo->dcerpc_procedure_name="NETRDFSFIXLOCALVOLUME";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -18161,7 +18161,7 @@ srvsvc_dissect_NETRDFSMANAGERREPORTSITEINFO_response(tvbuff_t *tvb _U_, int offs
 	pinfo->dcerpc_procedure_name="NETRDFSMANAGERREPORTSITEINFO";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -18186,7 +18186,7 @@ srvsvc_dissect_NETRSERVERTRANSPORTDELEX_response(tvbuff_t *tvb _U_, int offset _
 	pinfo->dcerpc_procedure_name="NETRSERVERTRANSPORTDELEX";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_srvsvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
diff --git a/epan/dissectors/packet-dcerpc-winreg.c b/epan/dissectors/packet-dcerpc-winreg.c
index 0c1ac942d7..046737d41f 100644
--- a/epan/dissectors/packet-dcerpc-winreg.c
+++ b/epan/dissectors/packet-dcerpc-winreg.c
@@ -1062,7 +1062,7 @@ winreg_dissect_OpenHKCR_response(tvbuff_t *tvb _U_, int offset _U_, packet_info
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_winreg_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -1136,7 +1136,7 @@ winreg_dissect_OpenHKCU_response(tvbuff_t *tvb _U_, int offset _U_, packet_info
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_winreg_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -1210,7 +1210,7 @@ winreg_dissect_OpenHKLM_response(tvbuff_t *tvb _U_, int offset _U_, packet_info
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_winreg_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -1284,7 +1284,7 @@ winreg_dissect_OpenHKPD_response(tvbuff_t *tvb _U_, int offset _U_, packet_info
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_winreg_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -1358,7 +1358,7 @@ winreg_dissect_OpenHKU_response(tvbuff_t *tvb _U_, int offset _U_, packet_info *
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_winreg_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -1406,7 +1406,7 @@ winreg_dissect_CloseKey_response(tvbuff_t *tvb _U_, int offset _U_, packet_info
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_winreg_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -1542,7 +1542,7 @@ winreg_dissect_CreateKey_response(tvbuff_t *tvb _U_, int offset _U_, packet_info
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_winreg_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -1606,7 +1606,7 @@ winreg_dissect_DeleteKey_response(tvbuff_t *tvb _U_, int offset _U_, packet_info
 	pinfo->dcerpc_procedure_name="DeleteKey";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_winreg_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -1660,7 +1660,7 @@ winreg_dissect_DeleteValue_response(tvbuff_t *tvb _U_, int offset _U_, packet_in
 	pinfo->dcerpc_procedure_name="DeleteValue";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_winreg_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -1774,7 +1774,7 @@ winreg_dissect_EnumKey_response(tvbuff_t *tvb _U_, int offset _U_, packet_info *
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_winreg_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -1942,7 +1942,7 @@ winreg_dissect_EnumValue_response(tvbuff_t *tvb _U_, int offset _U_, packet_info
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_winreg_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -1997,7 +1997,7 @@ winreg_dissect_FlushKey_response(tvbuff_t *tvb _U_, int offset _U_, packet_info
 	pinfo->dcerpc_procedure_name="FlushKey";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_winreg_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -2069,7 +2069,7 @@ winreg_dissect_GetKeySecurity_response(tvbuff_t *tvb _U_, int offset _U_, packet
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_winreg_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -2150,7 +2150,7 @@ winreg_dissect_LoadKey_response(tvbuff_t *tvb _U_, int offset _U_, packet_info *
 	pinfo->dcerpc_procedure_name="LoadKey";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_winreg_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -2251,7 +2251,7 @@ winreg_dissect_NotifyChangeKeyValue_response(tvbuff_t *tvb _U_, int offset _U_,
 	pinfo->dcerpc_procedure_name="NotifyChangeKeyValue";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_winreg_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -2353,7 +2353,7 @@ winreg_dissect_OpenKey_response(tvbuff_t *tvb _U_, int offset _U_, packet_info *
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_winreg_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -2582,7 +2582,7 @@ winreg_dissect_QueryInfoKey_response(tvbuff_t *tvb _U_, int offset _U_, packet_i
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_winreg_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -2724,7 +2724,7 @@ winreg_dissect_QueryValue_response(tvbuff_t *tvb _U_, int offset _U_, packet_inf
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_winreg_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -2761,7 +2761,7 @@ winreg_dissect_ReplaceKey_response(tvbuff_t *tvb _U_, int offset _U_, packet_inf
 	pinfo->dcerpc_procedure_name="ReplaceKey";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_winreg_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -2828,7 +2828,7 @@ winreg_dissect_RestoreKey_response(tvbuff_t *tvb _U_, int offset _U_, packet_inf
 	pinfo->dcerpc_procedure_name="RestoreKey";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_winreg_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -2909,7 +2909,7 @@ winreg_dissect_SaveKey_response(tvbuff_t *tvb _U_, int offset _U_, packet_info *
 	pinfo->dcerpc_procedure_name="SaveKey";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_winreg_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -2982,7 +2982,7 @@ winreg_dissect_SetKeySecurity_response(tvbuff_t *tvb _U_, int offset _U_, packet
 	pinfo->dcerpc_procedure_name="SetKeySecurity";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_winreg_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -3081,7 +3081,7 @@ winreg_dissect_SetValue_response(tvbuff_t *tvb _U_, int offset _U_, packet_info
 	pinfo->dcerpc_procedure_name="SetValue";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_winreg_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -3116,7 +3116,7 @@ winreg_dissect_UnLoadKey_response(tvbuff_t *tvb _U_, int offset _U_, packet_info
 	pinfo->dcerpc_procedure_name="UnLoadKey";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_winreg_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -3201,7 +3201,7 @@ winreg_dissect_InitiateSystemShutdown_response(tvbuff_t *tvb _U_, int offset _U_
 	pinfo->dcerpc_procedure_name="InitiateSystemShutdown";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_winreg_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -3252,7 +3252,7 @@ winreg_dissect_AbortSystemShutdown_response(tvbuff_t *tvb _U_, int offset _U_, p
 	pinfo->dcerpc_procedure_name="AbortSystemShutdown";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_winreg_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -3315,7 +3315,7 @@ winreg_dissect_GetVersion_response(tvbuff_t *tvb _U_, int offset _U_, packet_inf
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_winreg_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -3387,7 +3387,7 @@ winreg_dissect_OpenHKCC_response(tvbuff_t *tvb _U_, int offset _U_, packet_info
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_winreg_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -3461,7 +3461,7 @@ winreg_dissect_OpenHKDD_response(tvbuff_t *tvb _U_, int offset _U_, packet_info
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_winreg_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -3591,7 +3591,7 @@ winreg_dissect_QueryMultipleValues_response(tvbuff_t *tvb _U_, int offset _U_, p
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_winreg_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -3695,7 +3695,7 @@ winreg_dissect_InitiateSystemShutdownEx_response(tvbuff_t *tvb _U_, int offset _
 	pinfo->dcerpc_procedure_name="InitiateSystemShutdownEx";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_winreg_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -3732,7 +3732,7 @@ winreg_dissect_SaveKeyEx_response(tvbuff_t *tvb _U_, int offset _U_, packet_info
 	pinfo->dcerpc_procedure_name="SaveKeyEx";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_winreg_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -3802,7 +3802,7 @@ winreg_dissect_OpenHKPT_response(tvbuff_t *tvb _U_, int offset _U_, packet_info
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_winreg_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -3876,7 +3876,7 @@ winreg_dissect_OpenHKPN_response(tvbuff_t *tvb _U_, int offset _U_, packet_info
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_winreg_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -3905,7 +3905,7 @@ winreg_dissect_QueryMultipleValues2_response(tvbuff_t *tvb _U_, int offset _U_,
 	pinfo->dcerpc_procedure_name="QueryMultipleValues2";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_winreg_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
diff --git a/epan/dissectors/packet-dcerpc-wkssvc.c b/epan/dissectors/packet-dcerpc-wkssvc.c
index db8d215005..fdef7034ea 100644
--- a/epan/dissectors/packet-dcerpc-wkssvc.c
+++ b/epan/dissectors/packet-dcerpc-wkssvc.c
@@ -6542,7 +6542,7 @@ wkssvc_dissect_NetWkstaGetInfo_response(tvbuff_t *tvb _U_, int offset _U_, packe
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_wkssvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -6636,7 +6636,7 @@ wkssvc_dissect_NetWkstaSetInfo_response(tvbuff_t *tvb _U_, int offset _U_, packe
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_wkssvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -6757,7 +6757,7 @@ wkssvc_dissect_NetWkstaEnumUsers_response(tvbuff_t *tvb _U_, int offset _U_, pac
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_wkssvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -6838,7 +6838,7 @@ wkssvc_dissect_NetrWkstaUserGetInfo_response(tvbuff_t *tvb _U_, int offset _U_,
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_wkssvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -6932,7 +6932,7 @@ wkssvc_dissect_NetrWkstaUserSetInfo_response(tvbuff_t *tvb _U_, int offset _U_,
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_wkssvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -7053,7 +7053,7 @@ wkssvc_dissect_NetWkstaTransportEnum_response(tvbuff_t *tvb _U_, int offset _U_,
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_wkssvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -7151,7 +7151,7 @@ wkssvc_dissect_NetrWkstaTransportAdd_response(tvbuff_t *tvb _U_, int offset _U_,
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_wkssvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -7232,7 +7232,7 @@ wkssvc_dissect_NetrWkstaTransportDel_response(tvbuff_t *tvb _U_, int offset _U_,
 	pinfo->dcerpc_procedure_name="NetrWkstaTransportDel";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_wkssvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -7328,7 +7328,7 @@ wkssvc_dissect_NetrUseAdd_response(tvbuff_t *tvb _U_, int offset _U_, packet_inf
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_wkssvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -7429,7 +7429,7 @@ wkssvc_dissect_NetrUseGetInfo_response(tvbuff_t *tvb _U_, int offset _U_, packet
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_wkssvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -7508,7 +7508,7 @@ wkssvc_dissect_NetrUseDel_response(tvbuff_t *tvb _U_, int offset _U_, packet_inf
 	pinfo->dcerpc_procedure_name="NetrUseDel";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_wkssvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -7627,7 +7627,7 @@ wkssvc_dissect_NetrUseEnum_response(tvbuff_t *tvb _U_, int offset _U_, packet_in
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_wkssvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -7753,7 +7753,7 @@ wkssvc_dissect_NetrMessageBufferSend_response(tvbuff_t *tvb _U_, int offset _U_,
 	pinfo->dcerpc_procedure_name="NetrMessageBufferSend";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_wkssvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -7873,7 +7873,7 @@ wkssvc_dissect_NetrWorkstationStatisticsGet_response(tvbuff_t *tvb _U_, int offs
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_wkssvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -7925,7 +7925,7 @@ wkssvc_dissect_NetrLogonDomainNameAdd_response(tvbuff_t *tvb _U_, int offset _U_
 	pinfo->dcerpc_procedure_name="NetrLogonDomainNameAdd";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_wkssvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -7971,7 +7971,7 @@ wkssvc_dissect_NetrLogonDomainNameDel_response(tvbuff_t *tvb _U_, int offset _U_
 	pinfo->dcerpc_procedure_name="NetrLogonDomainNameDel";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_wkssvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -8106,7 +8106,7 @@ wkssvc_dissect_NetrJoinDomain_response(tvbuff_t *tvb _U_, int offset _U_, packet
 	pinfo->dcerpc_procedure_name="NetrJoinDomain";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_wkssvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -8211,7 +8211,7 @@ wkssvc_dissect_NetrUnjoinDomain_response(tvbuff_t *tvb _U_, int offset _U_, pack
 	pinfo->dcerpc_procedure_name="NetrUnjoinDomain";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_wkssvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -8332,7 +8332,7 @@ wkssvc_dissect_NetrRenameMachineInDomain_response(tvbuff_t *tvb _U_, int offset
 	pinfo->dcerpc_procedure_name="NetrRenameMachineInDomain";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_wkssvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -8455,7 +8455,7 @@ wkssvc_dissect_NetrValidateName_response(tvbuff_t *tvb _U_, int offset _U_, pack
 	pinfo->dcerpc_procedure_name="NetrValidateName";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_wkssvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -8560,7 +8560,7 @@ wkssvc_dissect_NetrGetJoinInformation_response(tvbuff_t *tvb _U_, int offset _U_
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_wkssvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -8735,7 +8735,7 @@ wkssvc_dissect_NetrGetJoinableOus_response(tvbuff_t *tvb _U_, int offset _U_, pa
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_wkssvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -8875,7 +8875,7 @@ wkssvc_dissect_NetrJoinDomain2_response(tvbuff_t *tvb _U_, int offset _U_, packe
 	pinfo->dcerpc_procedure_name="NetrJoinDomain2";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_wkssvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -8977,7 +8977,7 @@ wkssvc_dissect_NetrUnjoinDomain2_response(tvbuff_t *tvb _U_, int offset _U_, pac
 	pinfo->dcerpc_procedure_name="NetrUnjoinDomain2";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_wkssvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -9095,7 +9095,7 @@ wkssvc_dissect_NetrRenameMachineInDomain2_response(tvbuff_t *tvb _U_, int offset
 	pinfo->dcerpc_procedure_name="NetrRenameMachineInDomain2";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_wkssvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -9215,7 +9215,7 @@ wkssvc_dissect_NetrValidateName2_response(tvbuff_t *tvb _U_, int offset _U_, pac
 	pinfo->dcerpc_procedure_name="NetrValidateName2";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_wkssvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -9393,7 +9393,7 @@ wkssvc_dissect_NetrGetJoinableOus2_response(tvbuff_t *tvb _U_, int offset _U_, p
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_wkssvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -9513,7 +9513,7 @@ wkssvc_dissect_NetrAddAlternateComputerName_response(tvbuff_t *tvb _U_, int offs
 	pinfo->dcerpc_procedure_name="NetrAddAlternateComputerName";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_wkssvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -9633,7 +9633,7 @@ wkssvc_dissect_NetrRemoveAlternateComputerName_response(tvbuff_t *tvb _U_, int o
 	pinfo->dcerpc_procedure_name="NetrRemoveAlternateComputerName";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_wkssvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -9753,7 +9753,7 @@ wkssvc_dissect_NetrSetPrimaryComputername_response(tvbuff_t *tvb _U_, int offset
 	pinfo->dcerpc_procedure_name="NetrSetPrimaryComputername";
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_wkssvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
@@ -9853,7 +9853,7 @@ wkssvc_dissect_NetrEnumerateComputerNames_response(tvbuff_t *tvb _U_, int offset
 
 	offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_wkssvc_werror, &status);
 
-	if (status != 0 && check_col(pinfo->cinfo, COL_INFO))
+	if (status != 0)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ", Error: %s", val_to_str(status, WERR_errors, "Unknown DOS error 0x%08x"));
 
 	return offset;
diff --git a/epan/dissectors/pidl/frsrpc.cnf b/epan/dissectors/pidl/frsrpc.cnf
index 6eeb03e482..d49aa7cf53 100644
--- a/epan/dissectors/pidl/frsrpc.cnf
+++ b/epan/dissectors/pidl/frsrpc.cnf
@@ -84,7 +84,7 @@ frsrpc_dissect_enum_CommPktCommand(tvbuff_t *tvb _U_, int offset _U_, packet_inf
 			s = frsrpc_frsrpc_CommPktCommand_vals[i].strptr;
 		}
 	}
-	if (s!= NULL && check_col(pinfo->cinfo, COL_INFO))
+	if (s!= NULL)
 		col_append_fstr(pinfo->cinfo, COL_INFO, ",command = %s",
 				s);
 
diff --git a/epan/dissectors/pidl/mapi/request.cnf.c b/epan/dissectors/pidl/mapi/request.cnf.c
index d8e7e950b9..b92e258848 100644
--- a/epan/dissectors/pidl/mapi/request.cnf.c
+++ b/epan/dissectors/pidl/mapi/request.cnf.c
@@ -58,9 +58,7 @@ mapi_dissect_struct_EcDoRpc_MAPI_REQ(tvbuff_t *tvb _U_, int offset _U_, packet_i
 	offset += 1;
 	proto_tree_add_text(tree, tvb, cur_offset, offset - cur_offset, "opnum: %s", val_to_str(opnum, mapi_MAPI_OPNUM_vals, "Unknown MAPI operation"));
 
-	if (check_col(pinfo->cinfo, COL_INFO)) {
-	   	 col_append_fstr(pinfo->cinfo, COL_INFO, " + %s", val_to_str(opnum, mapi_MAPI_OPNUM_vals, "Unknown MAPI operation"));
-        }
+	col_append_fstr(pinfo->cinfo, COL_INFO, " + %s", val_to_str(opnum, mapi_MAPI_OPNUM_vals, "Unknown MAPI operation"));
 
 	cur_offset = offset;
 	mapi_flags = tvb_get_guint8(tvb, offset);
diff --git a/epan/dissectors/pidl/mapi/response.cnf.c b/epan/dissectors/pidl/mapi/response.cnf.c
index 4f36592644..14bb799682 100644
--- a/epan/dissectors/pidl/mapi/response.cnf.c
+++ b/epan/dissectors/pidl/mapi/response.cnf.c
@@ -60,9 +60,7 @@ mapi_dissect_struct_EcDoRpc_MAPI_REPL(tvbuff_t *tvb _U_, int offset _U_, packet_
 	offset += 1;
 	proto_tree_add_text(tree, tvb, cur_offset, offset - cur_offset, "opnum: %s", val_to_str(opnum, mapi_MAPI_OPNUM_vals, "Unknown MAPI operation: 0x%02x"));
 
-	if (check_col(pinfo->cinfo, COL_INFO)) {
-		col_append_fstr(pinfo->cinfo, COL_INFO, " + %s", val_to_str(opnum, mapi_MAPI_OPNUM_vals, "Unknown MAPI operation: 0x%02x"));
-	}
+	col_append_fstr(pinfo->cinfo, COL_INFO, " + %s", val_to_str(opnum, mapi_MAPI_OPNUM_vals, "Unknown MAPI operation: 0x%02x"));
 
 	if (opnum != op_MAPI_Notify) {
 		cur_offset = offset;
diff --git a/tools/pidl/lib/Parse/Pidl/Wireshark/NDR.pm b/tools/pidl/lib/Parse/Pidl/Wireshark/NDR.pm
index 0c0eb1fd02..5e1c13515c 100644
--- a/tools/pidl/lib/Parse/Pidl/Wireshark/NDR.pm
+++ b/tools/pidl/lib/Parse/Pidl/Wireshark/NDR.pm
@@ -527,12 +527,12 @@ sub Function($$$)
 	if (not defined($fn->{RETURN_TYPE})) {
 	} elsif ($fn->{RETURN_TYPE} eq "NTSTATUS") {
 		$self->pidl_code("offset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf\_$ifname\_status, &status);\n");
-		$self->pidl_code("if (status != 0 && check_col(pinfo->cinfo, COL_INFO))");
+		$self->pidl_code("if (status != 0)");
 		$self->pidl_code("\tcol_append_fstr(pinfo->cinfo, COL_INFO, \", Error: %s\", val_to_str(status, NT_errors, \"Unknown NT status 0x%08x\"));\n");
 		$return_types{$ifname}->{"status"} = ["NTSTATUS", "NT Error"];
 	} elsif ($fn->{RETURN_TYPE} eq "WERROR") {
 		$self->pidl_code("offset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf\_$ifname\_werror, &status);\n");
-		$self->pidl_code("if (status != 0 && check_col(pinfo->cinfo, COL_INFO))");
+		$self->pidl_code("if (status != 0)");
 		$self->pidl_code("\tcol_append_fstr(pinfo->cinfo, COL_INFO, \", Error: %s\", val_to_str(status, WERR_errors, \"Unknown DOS error 0x%08x\"));\n");
 		
 		$return_types{$ifname}->{"werror"} = ["WERROR", "Windows Error"];
@@ -542,12 +542,12 @@ sub Function($$$)
 			my $return_dissect = "dissect_ndr_" .Parse::Pidl::Typelist::enum_type_fn($type->{DATA});
 
 			$self->pidl_code("offset = $return_dissect(tvb, offset, pinfo, tree, drep, hf\_$ifname\_$fn->{RETURN_TYPE}_status, &status);");
-			$self->pidl_code("if (status != 0 && check_col(pinfo->cinfo, COL_INFO))");
+			$self->pidl_code("if (status != 0)");
 			$self->pidl_code("\tcol_append_fstr(pinfo->cinfo, COL_INFO, \", Status: %s\", val_to_str(status, $ifname\_$fn->{RETURN_TYPE}\_vals, \"Unknown " . $fn->{RETURN_TYPE} . " error 0x%08x\"));\n");
 			$return_types{$ifname}->{$fn->{RETURN_TYPE}."_status"} = [$fn->{RETURN_TYPE}, $fn->{RETURN_TYPE}];
 		} elsif ($type->{DATA}->{TYPE} eq "SCALAR") {
 			$self->pidl_code("offset = dissect_ndr_$fn->{RETURN_TYPE}(tvb, offset, pinfo, tree, drep, hf\_$ifname\_$fn->{RETURN_TYPE}_status, &status);");
-			$self->pidl_code("if (status != 0 && check_col(pinfo->cinfo, COL_INFO))");
+			$self->pidl_code("if (status != 0)");
 			$self->pidl_code("\tcol_append_fstr(pinfo->cinfo, COL_INFO, \", Status: %d\", status);\n");
 			$return_types{$ifname}->{$fn->{RETURN_TYPE}."_status"} = [$fn->{RETURN_TYPE}, $fn->{RETURN_TYPE}];
 		}