diff options
| author | Ronnie Sahlberg <ronnie_sahlberg@ozemail.com.au> | 2006-03-08 10:59:05 +0000 |
|---|---|---|
| committer | Ronnie Sahlberg <ronnie_sahlberg@ozemail.com.au> | 2006-03-08 10:59:05 +0000 |
| commit | 3a92bf963c829bb3db93ecf351e15c4f91832149 (patch) | |
| tree | a950c3f89222891d07a70f12898557ea6eaa785a /plugins/profinet/packet-pn-dcp.c | |
| parent | cdc088fb660405e87d1aaa670f149b55e35c2d86 (diff) | |
fix coverity bug 122
svn path=/trunk/; revision=17527
Diffstat (limited to 'plugins/profinet/packet-pn-dcp.c')
| -rw-r--r-- | plugins/profinet/packet-pn-dcp.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/plugins/profinet/packet-pn-dcp.c b/plugins/profinet/packet-pn-dcp.c index 25c3566e53..d970975470 100644 --- a/plugins/profinet/packet-pn-dcp.c +++ b/plugins/profinet/packet-pn-dcp.c @@ -676,7 +676,7 @@ dissect_PNDCP_Suboption_All(tvbuff_t *tvb, int offset, packet_info *pinfo, proto_tree *tree, proto_item *block_item, proto_item *dcp_item, int length) { guint8 suboption; - guint16 block_length; + guint16 block_length=0; offset = dissect_pn_uint8(tvb, offset, pinfo, tree, hf_pn_dcp_suboption_all, &suboption); length--; @@ -692,9 +692,11 @@ dissect_PNDCP_Suboption_All(tvbuff_t *tvb, int offset, packet_info *pinfo, proto_item_append_text(block_item, "All/All"); break; default: - proto_tree_add_string_format(tree, hf_pn_dcp_data, tvb, offset, block_length, "data", - "Block data(0x%x/0x%x): %d bytes", PNDCP_OPTION_ALLSELECTOR, suboption, block_length); - offset += block_length; + if(block_length){ + proto_tree_add_string_format(tree, hf_pn_dcp_data, tvb, offset, block_length, "data", + "Block data(0x%x/0x%x): %d bytes", PNDCP_OPTION_ALLSELECTOR, suboption, block_length); + offset += block_length; + } } return offset; |