[sr-dev] git:master: core: safety check for outbound buffer

[Daniel-Constantin Mierla]

Module: sip-router
Branch: master
Commit: c2b0be97a3ef8e4e1bff34a5c73328a63979aa61
URL:    http://git.sip-router.org/cgi-bin/gitweb.cgi/sip-router/?a=commit;h=c2b0be97a3ef8e4e1bff34a5c73328a63979aa61

Author: Daniel-Constantin Mierla <miconda at gmail.com>
Committer: Daniel-Constantin Mierla <miconda at gmail.com>
Date:   Tue Sep 16 23:38:35 2014 +0200

core: safety check for outbound buffer

- pointer can end up being NULL if replacement fails to be built (e.g.,
  via topoh)

---

 forward.h |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/forward.h b/forward.h
index 271e6c7..2c5d942 100644
--- a/forward.h
+++ b/forward.h
@@ -145,6 +145,11 @@ static inline int msg_send(struct dest_info* dst, char* buf, int len)
 	outb.len = len;
 	sr_event_exec(SREV_NET_DATA_OUT, (void*)&outb);
 
+	if(outb.s==NULL) {
+		LM_ERR("failed to update outgoing buffer\n");
+		return -1;
+	}
+
 #ifdef USE_TCP
 	if (unlikely((dst->proto == PROTO_WS
 #ifdef USE_TLS