Module: kamailio
Branch: master
Commit: fd17c99eea3e41c087b8c73467608fd90ae37420
URL: 
https://github.com/kamailio/kamailio/commit/fd17c99eea3e41c087b8c73467608fd90ae37420

Author: iionita <[email protected]>
Committer: Henning Westerholt <[email protected]>
Date: 2019-04-09T21:25:53+02:00

siptrace: check if a request is set to avoid local transaction crash

---

Modified: src/modules/siptrace/siptrace.c

---

Diff:  
https://github.com/kamailio/kamailio/commit/fd17c99eea3e41c087b8c73467608fd90ae37420.diff
Patch: 
https://github.com/kamailio/kamailio/commit/fd17c99eea3e41c087b8c73467608fd90ae37420.patch

---

diff --git a/src/modules/siptrace/siptrace.c b/src/modules/siptrace/siptrace.c
index 242c4ab92b..ae1f53d7f3 100644
--- a/src/modules/siptrace/siptrace.c
+++ b/src/modules/siptrace/siptrace.c
@@ -1690,6 +1690,17 @@ static void trace_dialog_transaction(struct dlg_cell* 
dlg, int type, struct dlg_
        memset(&info, 0, sizeof(siptrace_info_t));
        info.correlation_id = dlgb.get_dlg_var(dlg, &siptrace_info_dlgkey);
 
+       /**
+        * DUAL BYE - internally generated BYE from kamailio
+        * set flag to signal request_in callback which will register
+        * transaction callbacks to catch caller and callee BYEs and their
+        * responses
+        */
+       if (params->req == NULL && params->rpl == NULL) {
+               LM_DBG("dual bye!\n");
+               return;
+       }
+
        trace_transaction(params->req, &info, 0);
 
        sip_trace(params->req, NULL, info.correlation_id, NULL);


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