Fix gcc 4.6 "set but not used [-Wunused-but-set-variable]" warnings.

svn path=/trunk/; revision=38170

3 files changed, 42 insertions, 57 deletions

diff --git a/epan/dissectors/packet-gsm_a_bssmap.c b/epan/dissectors/packet-gsm_a_bssmap.c
index f7b6c03474..22d3f96bb1 100644
--- a/epan/dissectors/packet-gsm_a_bssmap.c
+++ b/epan/dissectors/packet-gsm_a_bssmap.c
@@ -2315,13 +2315,10 @@ static const value_string gsm_a_bssmap_trace_invoking_event_vals[] = {
 static guint16
 be_chosen_chan(tvbuff_t *tvb, proto_tree *tree, packet_info *pinfo _U_, guint32 offset, guint len _U_, gchar *add_string _U_, int string_len _U_)
 {
-    guint8  oct;
     guint32 curr_offset;
 
     curr_offset = offset;
 
-    oct = tvb_get_guint8(tvb, curr_offset);
-
     /* Channel mode */
     proto_tree_add_item(tree, hf_gsm_a_bssmap_ch_mode, tvb, curr_offset, 1, ENC_BIG_ENDIAN);
 
@@ -2654,13 +2651,10 @@ be_cct_pool(tvbuff_t *tvb, proto_tree *tree, packet_info *pinfo _U_, guint32 off
 static guint16
 be_curr_chan_1(tvbuff_t *tvb, proto_tree *tree, packet_info *pinfo _U_, guint32 offset, guint len _U_, gchar *add_string _U_, int string_len _U_)
 {
-    guint8  oct;
     guint32 curr_offset;
 
     curr_offset = offset;
 
-    oct = tvb_get_guint8(tvb, curr_offset);
-
     /* Channel mode */
     proto_tree_add_item(tree, hf_gsm_a_bssmap_cur_ch_mode, tvb, curr_offset, 1, ENC_BIG_ENDIAN);
     /* Channel */
diff --git a/epan/dissectors/packet-gsm_a_rr.c b/epan/dissectors/packet-gsm_a_rr.c
index 0f28a0dafe..d8632a6ed6 100644
--- a/epan/dissectors/packet-gsm_a_rr.c
+++ b/epan/dissectors/packet-gsm_a_rr.c
@@ -1437,13 +1437,11 @@ de_rr_cell_dsc(tvbuff_t *tvb, proto_tree *tree, packet_info *pinfo _U_, guint32
 {
     proto_tree  *subtree;
     proto_item  *item;
-    guint8       oct;
     guint32      curr_offset;
     guint16      bcch_arfcn;
 
     curr_offset = offset;
 
-    oct = tvb_get_guint8(tvb, curr_offset);
     item =
         proto_tree_add_text(tree,
                             tvb, curr_offset, 2, "%s",
@@ -1563,12 +1561,10 @@ de_rr_cell_sel_param(tvbuff_t *tvb, proto_tree *tree, packet_info *pinfo _U_, gu
 {
     proto_tree  *subtree;
     proto_item  *item;
-    guint8       oct;
     guint32      curr_offset;
 
     curr_offset = offset;
 
-    oct = tvb_get_guint8(tvb, curr_offset);
     item = proto_tree_add_text(tree, tvb, curr_offset, 2, "%s",
                                gsm_rr_elem_strings[DE_RR_CELL_SEL_PARAM].strptr);
 
@@ -8537,13 +8533,10 @@ dtap_rr_imm_ass_ext(tvbuff_t *tvb, proto_tree *tree, packet_info *pinfo _U_, gui
     guint32     curr_offset;
     guint32     consumed;
     guint       curr_len;
-    guint8      oct;
 
     curr_offset = offset;
     curr_len = len;
 
-    oct = tvb_get_guint8(tvb, curr_offset);
-
     /* Page Mode                                                10.5.2.26       M V 1/2 */
     ELEM_MAND_V_SHORT(GSM_A_PDU_TYPE_RR, DE_RR_PAGE_MODE);
     /* Spare Half Octet                                         10.5.1.8        M V 1/2 */
@@ -8579,13 +8572,10 @@ dtap_rr_imm_ass_rej(tvbuff_t *tvb, proto_tree *tree, packet_info *pinfo _U_, gui
     guint32     curr_offset;
     guint32     consumed;
     guint       curr_len;
-    guint8      oct;
 
     curr_offset = offset;
     curr_len = len;
 
-    oct = tvb_get_guint8(tvb, curr_offset);
-
     /* Page Mode                                        10.5.2.26       M V 1/2 */
     ELEM_MAND_V_SHORT(GSM_A_PDU_TYPE_RR, DE_RR_PAGE_MODE);
     /* Spare Half Octet         10.5.1.8        M V 1/2 */
@@ -9761,7 +9751,7 @@ dissect_ccch(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
     gint                        ti;
     int                         hf_idx;
     gboolean                    nsd;
-    guint8                      pseudo_len;
+    /*guint8                      pseudo_len;*/
     guint32                     curr_offset;
     guint32                     consumed;
     guint                       curr_len;
@@ -9858,7 +9848,7 @@ dissect_ccch(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
     len = 1;
 
     /*  L2 Pseudo Length 10.5.2.19 */
-    pseudo_len = tvb_get_guint8(tvb,offset)>>2;
+    /*pseudo_len = tvb_get_guint8(tvb,offset)>>2;*/
 
     saved_tree = tree;
     tree = ccch_tree;
diff --git a/epan/dissectors/packet-gsm_rlcmac.c b/epan/dissectors/packet-gsm_rlcmac.c
index 4f268c1b22..c3919b8040 100644
--- a/epan/dissectors/packet-gsm_rlcmac.c
+++ b/epan/dissectors/packet-gsm_rlcmac.c
@@ -4892,7 +4892,7 @@ CSN_DESCR_END    (SI6_RestOctet_t)
 static void
 dissect_gsm_rlcmac_uplink(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree)
 {
-  MSGGPRS_Status_t ret;
+  /*MSGGPRS_Status_t ret;*/
   csnStream_t      ar;
   proto_item   *ti;
   proto_tree *rlcmac_tree = NULL;
@@ -4933,77 +4933,77 @@ dissect_gsm_rlcmac_uplink(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tre
        * CSNDESCR is an array that holds the different element types
        * ar is the csn context holding the bitcount, offset and output
        */
-      ret = csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Cell_Change_Failure_t), tvb, &data->u.Packet_Cell_Change_Failure, ett_gsm_rlcmac);
+      /*ret =*/ csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Cell_Change_Failure_t), tvb, &data->u.Packet_Cell_Change_Failure, ett_gsm_rlcmac);
       break;
     }
     case MT_PACKET_CONTROL_ACK:
     {
-      ret = csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Control_Acknowledgement_t), tvb, &data->u.Packet_Control_Acknowledgement, ett_gsm_rlcmac);
+      /*ret =*/ csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Control_Acknowledgement_t), tvb, &data->u.Packet_Control_Acknowledgement, ett_gsm_rlcmac);
       break;
     }
     case MT_PACKET_DOWNLINK_ACK_NACK:
     {
-      ret = csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Downlink_Ack_Nack_t), tvb, &data->u.Packet_Downlink_Ack_Nack, ett_gsm_rlcmac);
+      /*ret =*/ csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Downlink_Ack_Nack_t), tvb, &data->u.Packet_Downlink_Ack_Nack, ett_gsm_rlcmac);
       break;
     }
     case MT_PACKET_UPLINK_DUMMY_CONTROL_BLOCK:
     {
-      ret = csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Uplink_Dummy_Control_Block_t), tvb, &data->u.Packet_Uplink_Dummy_Control_Block, ett_gsm_rlcmac);
+      /*ret =*/ csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Uplink_Dummy_Control_Block_t), tvb, &data->u.Packet_Uplink_Dummy_Control_Block, ett_gsm_rlcmac);
       break;
     }
     case MT_PACKET_MEASUREMENT_REPORT:
     {
-      ret = csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Measurement_Report_t), tvb, &data->u.Packet_Measurement_Report, ett_gsm_rlcmac);
+      /*ret =*/ csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Measurement_Report_t), tvb, &data->u.Packet_Measurement_Report, ett_gsm_rlcmac);
       break;
     }
     case MT_PACKET_RESOURCE_REQUEST:
     {
-      ret = csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Resource_Request_t), tvb, &data->u.Packet_Resource_Request, ett_gsm_rlcmac);
+      /*ret =*/ csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Resource_Request_t), tvb, &data->u.Packet_Resource_Request, ett_gsm_rlcmac);
       break;
     }
 
     case MT_PACKET_MOBILE_TBF_STATUS:
     {
-      ret = csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Mobile_TBF_Status_t), tvb, &data->u.Packet_Mobile_TBF_Status, ett_gsm_rlcmac);
+      /*ret =*/ csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Mobile_TBF_Status_t), tvb, &data->u.Packet_Mobile_TBF_Status, ett_gsm_rlcmac);
       break;
     }
     case MT_PACKET_PSI_STATUS:
     {
-      ret = csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_PSI_Status_t), tvb, &data->u.Packet_PSI_Status, ett_gsm_rlcmac);
+      /*ret =*/ csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_PSI_Status_t), tvb, &data->u.Packet_PSI_Status, ett_gsm_rlcmac);
       break;
     }
     case MT_EGPRS_PACKET_DOWNLINK_ACK_NACK:
     {
-      ret = csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(EGPRS_PD_AckNack_t), tvb, &data->u.Egprs_Packet_Downlink_Ack_Nack, ett_gsm_rlcmac);
+      /*ret =*/ csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(EGPRS_PD_AckNack_t), tvb, &data->u.Egprs_Packet_Downlink_Ack_Nack, ett_gsm_rlcmac);
       break;
     }
     case MT_PACKET_PAUSE:
     {
-      ret = csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Pause_t), tvb, &data->u.Packet_Pause, ett_gsm_rlcmac);
+      /*ret =*/ csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Pause_t), tvb, &data->u.Packet_Pause, ett_gsm_rlcmac);
       break;
     }
     case MT_PACKET_ENHANCED_MEASUREMENT_REPORT:
     {
-      ret = csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Enh_Measurement_Report_t), tvb, &data->u.Packet_Enh_Measurement_Report, ett_gsm_rlcmac);
+      /*ret =*/ csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Enh_Measurement_Report_t), tvb, &data->u.Packet_Enh_Measurement_Report, ett_gsm_rlcmac);
       break;
     }
     case MT_ADDITIONAL_MS_RAC:
     {
-      ret = csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Additional_MS_Rad_Access_Cap_t), tvb, &data->u.Additional_MS_Rad_Access_Cap, ett_gsm_rlcmac);
+      /*ret =*/ csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Additional_MS_Rad_Access_Cap_t), tvb, &data->u.Additional_MS_Rad_Access_Cap, ett_gsm_rlcmac);
       break;
     }
     case MT_PACKET_CELL_CHANGE_NOTIFICATION:
     {
-      ret = csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Cell_Change_Notification_t), tvb, &data->u.Packet_Cell_Change_Notification, ett_gsm_rlcmac);
+      /*ret =*/ csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Cell_Change_Notification_t), tvb, &data->u.Packet_Cell_Change_Notification, ett_gsm_rlcmac);
       break;
     }
     case MT_PACKET_SI_STATUS:
     {
-      ret = csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_SI_Status_t), tvb, &data->u.Packet_SI_Status, ett_gsm_rlcmac);
+      /*ret =*/ csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_SI_Status_t), tvb, &data->u.Packet_SI_Status, ett_gsm_rlcmac);
       break;
     }
     default:
-      ret = -1;
+      /*ret = -1;*/
       break;
   }
 }
@@ -5015,7 +5015,7 @@ dissect_gsm_rlcmac_downlink(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *t
   proto_item   *ti;
   proto_tree   *rlcmac_tree = NULL;
   RlcMacDownlink_t * data =(RlcMacDownlink_t *) ep_alloc(sizeof(RlcMacDownlink_t));
-  MSGGPRS_Status_t ret;
+  /*MSGGPRS_Status_t ret;*/
 
   /* See RLC/MAC downlink control block structure in TS 44.060 / 10.3.1 */
   gint bit_offset = 0;
@@ -5101,110 +5101,111 @@ dissect_gsm_rlcmac_downlink(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *t
   {
     case MT_PACKET_ACCESS_REJECT:
     {
-      ret = csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Access_Reject_t), tvb, &data->u.Packet_Access_Reject, ett_gsm_rlcmac);
+      /*ret =*/ csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Access_Reject_t), tvb, &data->u.Packet_Access_Reject, ett_gsm_rlcmac);
       break;
     }
     case MT_PACKET_CELL_CHANGE_ORDER:
     {
-      ret = csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Cell_Change_Order_t), tvb, &data->u.Packet_Cell_Change_Order, ett_gsm_rlcmac);
+      /*ret =*/ csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Cell_Change_Order_t), tvb, &data->u.Packet_Cell_Change_Order, ett_gsm_rlcmac);
       break;
     }
     case MT_PACKET_CELL_CHANGE_CONTINUE:
     {
-      ret = csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Cell_Change_Continue_t), tvb, &data->u.Packet_Cell_Change_Continue, ett_gsm_rlcmac);
+      /*ret =*/ csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Cell_Change_Continue_t), tvb, &data->u.Packet_Cell_Change_Continue, ett_gsm_rlcmac);
       break;
     }
     case MT_PACKET_DOWNLINK_ASSIGNMENT:
     {
-      ret = csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Downlink_Assignment_t), tvb, &data->u.Packet_Downlink_Assignment, ett_gsm_rlcmac);
+      /*ret =*/ csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Downlink_Assignment_t), tvb, &data->u.Packet_Downlink_Assignment, ett_gsm_rlcmac);
       break;
     }
     case MT_PACKET_MEASUREMENT_ORDER:
     {
-      ret = csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Measurement_Order_t), tvb, &data->u.Packet_Measurement_Order, ett_gsm_rlcmac);
+      /*ret =*/ csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Measurement_Order_t), tvb, &data->u.Packet_Measurement_Order, ett_gsm_rlcmac);
       break;
     }
     case MT_PACKET_NEIGHBOUR_CELL_DATA:
     {
-      ret = csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Neighbour_Cell_Data_t), tvb, &data->u.Packet_Neighbour_Cell_Data, ett_gsm_rlcmac);
+      /*ret =*/ csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Neighbour_Cell_Data_t), tvb, &data->u.Packet_Neighbour_Cell_Data, ett_gsm_rlcmac);
       break;
     }
     case MT_PACKET_SERVING_CELL_DATA:
     {
-      ret = csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Serving_Cell_Data_t), tvb, &data->u.Packet_Serving_Cell_Data, ett_gsm_rlcmac);
+      /*ret =*/ csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Serving_Cell_Data_t), tvb, &data->u.Packet_Serving_Cell_Data, ett_gsm_rlcmac);
       break;
     }
     case MT_PACKET_PAGING_REQUEST:
     {
-      ret = csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Paging_Request_t), tvb, &data->u.Packet_Paging_Request, ett_gsm_rlcmac);
+      /*ret =*/ csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Paging_Request_t), tvb, &data->u.Packet_Paging_Request, ett_gsm_rlcmac);
       break;
     }
     case MT_PACKET_PDCH_RELEASE:
     {
-      ret = csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_PDCH_Release_t), tvb, &data->u.Packet_PDCH_Release, ett_gsm_rlcmac);
+      /*ret =*/ csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_PDCH_Release_t), tvb, &data->u.Packet_PDCH_Release, ett_gsm_rlcmac);
       break;
     }
     case MT_PACKET_POLLING_REQ:
     {
-      ret = csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Polling_Request_t), tvb, &data->u.Packet_Polling_Request, ett_gsm_rlcmac);
+      /*ret =*/ csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Polling_Request_t), tvb, &data->u.Packet_Polling_Request, ett_gsm_rlcmac);
       break;
     }
     case MT_PACKET_POWER_CONTROL_TIMING_ADVANCE:
     {
-      ret = csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Power_Control_Timing_Advance_t), tvb, &data->u.Packet_Power_Control_Timing_Advance, ett_gsm_rlcmac);
+      /*ret =*/ csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Power_Control_Timing_Advance_t), tvb, &data->u.Packet_Power_Control_Timing_Advance, ett_gsm_rlcmac);
       break;
     }
     case MT_PACKET_PRACH_PARAMETERS:
     {
-      ret = csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_PRACH_Parameters_t), tvb, &data->u.Packet_PRACH_Parameters, ett_gsm_rlcmac);
+      /*ret =*/ csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_PRACH_Parameters_t), tvb, &data->u.Packet_PRACH_Parameters, ett_gsm_rlcmac);
       break;
     }
     case MT_PACKET_QUEUEING_NOTIFICATION:
     {
-      ret = csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Queueing_Notification_t), tvb, &data->u.Packet_Queueing_Notification, ett_gsm_rlcmac);
+      /*ret =*/ csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Queueing_Notification_t), tvb, &data->u.Packet_Queueing_Notification, ett_gsm_rlcmac);
       break;
     }
     case MT_PACKET_TIMESLOT_RECONFIGURE:
     {
-      ret = csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Timeslot_Reconfigure_t), tvb, &data->u.Packet_Timeslot_Reconfigure, ett_gsm_rlcmac);
+      /*ret =*/ csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Timeslot_Reconfigure_t), tvb, &data->u.Packet_Timeslot_Reconfigure, ett_gsm_rlcmac);
       break;
     }
     case MT_PACKET_TBF_RELEASE:
     {
-      ret = csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_TBF_Release_t), tvb, &data->u.Packet_TBF_Release, ett_gsm_rlcmac);
+      /*ret =*/ csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_TBF_Release_t), tvb, &data->u.Packet_TBF_Release, ett_gsm_rlcmac);
       break;
     }
     case MT_PACKET_UPLINK_ACK_NACK:
     {
-      ret = csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Uplink_Ack_Nack_t), tvb, &data->u.Packet_Uplink_Ack_Nack, ett_gsm_rlcmac);
+      /*ret =*/ csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Uplink_Ack_Nack_t), tvb, &data->u.Packet_Uplink_Ack_Nack, ett_gsm_rlcmac);
       break;
     }
     case MT_PACKET_UPLINK_ASSIGNMENT:
     {
-      ret = csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Uplink_Assignment_t), tvb, &data->u.Packet_Uplink_Assignment, ett_gsm_rlcmac);
+      /*ret =*/ csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Uplink_Assignment_t), tvb, &data->u.Packet_Uplink_Assignment, ett_gsm_rlcmac);
       break;
     }
     case MT_PACKET_HANDOVER_COMMAND:
     {
-      ret = csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Handover_Command_t), tvb, &data->u.Packet_Handover_Command, ett_gsm_rlcmac);
+      /*ret =*/ csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Handover_Command_t), tvb, &data->u.Packet_Handover_Command, ett_gsm_rlcmac);
       break;
     }
     case MT_PACKET_PHYSICAL_INFORMATION:
     {
-      ret = csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_PhysicalInformation_t), tvb, &data->u.Packet_Handover_Command, ett_gsm_rlcmac);
+      /*ret =*/ csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_PhysicalInformation_t), tvb, &data->u.Packet_Handover_Command, ett_gsm_rlcmac);
       break;
     }
     case MT_PACKET_DOWNLINK_DUMMY_CONTROL_BLOCK:
     {
-      ret = csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Downlink_Dummy_Control_Block_t), tvb, &data->u.Packet_Downlink_Dummy_Control_Block, ett_gsm_rlcmac);
+      /*ret =*/ csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(Packet_Downlink_Dummy_Control_Block_t), tvb, &data->u.Packet_Downlink_Dummy_Control_Block, ett_gsm_rlcmac);
       break;
     }
     case MT_PACKET_SYSTEM_INFO_1:
     {
-      ret = csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(PSI1_t), tvb, &data->u.PSI1, ett_gsm_rlcmac);
+      /*ret =*/ csnStreamDissector(rlcmac_tree, &ar, CSNDESCR(PSI1_t), tvb, &data->u.PSI1, ett_gsm_rlcmac);
       break;
     }
-    default: ret = -1;
+    default:
+      /*ret = -1;*/
       break;
   }
 }