Module: kamailio Branch: master Commit: 0c142be9e300e2883437c4aa46e68cc3bb3f5e4c URL: https://github.com/kamailio/kamailio/commit/0c142be9e300e2883437c4aa46e68cc3...
Author: Federico Cabiddu federico.cabiddu@gmail.com Committer: Federico Cabiddu federico.cabiddu@gmail.com Date: 2020-04-08T14:40:17+02:00
siptrace: safety check for transaction when checking ACK
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Modified: src/modules/siptrace/siptrace.c
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Diff: https://github.com/kamailio/kamailio/commit/0c142be9e300e2883437c4aa46e68cc3... Patch: https://github.com/kamailio/kamailio/commit/0c142be9e300e2883437c4aa46e68cc3...
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diff --git a/src/modules/siptrace/siptrace.c b/src/modules/siptrace/siptrace.c index c3876c9108..a7bcde62b8 100644 --- a/src/modules/siptrace/siptrace.c +++ b/src/modules/siptrace/siptrace.c @@ -874,16 +874,18 @@ static int sip_trace_helper(sip_msg_t *msg, dest_info_t *dst, str *duri, orig_t = tmb.t_gett(); if(tmb.t_lookup_request(msg,0,&canceled)) { t_invite = tmb.t_gett(); - if (t_invite->uas.request->msg_flags & FL_SIPTRACE) { - LM_DBG("Transaction is already been traced, skipping.\n"); - ret = 1; + if (t_invite!=T_NULL_CELL) { + if (t_invite->uas.request->msg_flags & FL_SIPTRACE) { + LM_DBG("Transaction is already been traced, skipping.\n"); + ret = 1; + } + tmb.t_release_transaction( t_invite ); + tmb.t_unref(msg); } - tmb.t_release_transaction( t_invite ); - tmb.t_unref(msg); - tmb.t_sett(orig_t, T_BR_UNDEFINED); - if (ret) - return 1; } + tmb.t_sett(orig_t, T_BR_UNDEFINED); + if (ret) + return 1; }
if (trace_type == SIPTRACE_DIALOG && dlgb.get_dlg == NULL) {
-
Federico Cabiddu