[sr-dev] git:master:aec98504: modules/tm: precent possible seg fault if branch reply is null

jaybeepee jason.penton at gmail.com
Fri Sep 11 13:38:46 CEST 2015


Module: kamailio
Branch: master
Commit: aec9850491a8e8fa919396ae0e0f1d99d30c607c
URL: https://github.com/kamailio/kamailio/commit/aec9850491a8e8fa919396ae0e0f1d99d30c607c

Author: jaybeepee <jason.penton at gmail.com>
Committer: jaybeepee <jason.penton at gmail.com>
Date: 2015-09-11T13:38:37+02:00

modules/tm: precent possible seg fault if branch reply is null

---

Modified: modules/tm/t_suspend.c

---

Diff:  https://github.com/kamailio/kamailio/commit/aec9850491a8e8fa919396ae0e0f1d99d30c607c.diff
Patch: https://github.com/kamailio/kamailio/commit/aec9850491a8e8fa919396ae0e0f1d99d30c607c.patch

---

diff --git a/modules/tm/t_suspend.c b/modules/tm/t_suspend.c
index 64f9af8..67572b6 100644
--- a/modules/tm/t_suspend.c
+++ b/modules/tm/t_suspend.c
@@ -298,7 +298,13 @@ int t_continue(unsigned int hash_index, unsigned int label,
 		LM_DBG("continuing from a suspended reply"
 				" - resetting the suspend branch flag\n");
 
+		if (t->uac[branch].reply) {
 		t->uac[branch].reply->msg_flags &= ~FL_RPL_SUSPENDED;
+                } else {
+			LM_WARN("no reply in t_continue for branch. not much we can do\n");
+			return 0;
+		}
+                
 		if (t->uas.request) t->uas.request->msg_flags&= ~FL_RPL_SUSPENDED;
 
 		faked_env( t, t->uac[branch].reply, 1);




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