Protect the columns from beeing overwritten.

[obnox/wireshark/wip.git] / epan / dissectors / packet-gsm_a_gm.c

diff --git a/epan/dissectors/packet-gsm_a_gm.c b/epan/dissectors/packet-gsm_a_gm.c
index e0c0f0927de124df2abadc3a2c8e533a184c934f..7f088d4a1542202ace170f06a2ca11c0032a167a 100644 (file)
--- a/epan/dissectors/packet-gsm_a_gm.c
+++ b/epan/dissectors/packet-gsm_a_gm.c
@@ -3757,7 +3757,10 @@ de_sm_pco(tvbuff_t *tvb, proto_tree *tree, packet_info *pinfo, guint32 offset, g
                                         * dissect the embedded message
                                         */
                                        l3_tvb = tvb_new_subset(tvb, curr_offset, e_len, e_len);
+                                       /* In this case we do not want the columns updated */
+                                       col_set_writable(pinfo->cinfo, FALSE);
                                        call_dissector(handle, l3_tvb , pinfo  , tree );
+                                       col_set_writable(pinfo->cinfo, TRUE);
                                }
                                else
                                {