From 954a3cf26f639dae31b96f908372800c6a4ff6aa Mon Sep 17 00:00:00 2001 From: Richard Mudgett Date: Fri, 28 Feb 2014 18:03:56 +0000 Subject: [PATCH] chan_sip: Fix crash in ast_channel_hangupcause_set(). * Fix crash in ast_channel_hangupcause_set() because p->owner not checked before calling. Regression introduced by the fix for ASTERISK-22621. (closes issue ASTERISK-23135) Reported by: OK (issue ASTERISK-23323) Reported by: Walter Doekes ........ Merged revisions 409156 from http://svn.asterisk.org/svn/asterisk/branches/1.8 ........ Merged revisions 409157 from http://svn.asterisk.org/svn/asterisk/branches/11 ........ Merged revisions 409158 from http://svn.asterisk.org/svn/asterisk/branches/12 git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@409159 65c4cc65-6c06-0410-ace0-fbb531ad65f3 --- channels/chan_sip.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/channels/chan_sip.c b/channels/chan_sip.c index f717c77eef..1b4fa4afe3 100644 --- a/channels/chan_sip.c +++ b/channels/chan_sip.c @@ -23114,9 +23114,11 @@ static void handle_response_invite(struct sip_pvt *p, int resp, const char *rest /* This 200 OK's SDP is not acceptable, so we need to ack, then hangup */ /* For re-invites, we try to recover */ ast_set_flag(&p->flags[0], SIP_PENDINGBYE); - ast_channel_hangupcause_set(p->owner, AST_CAUSE_BEARERCAPABILITY_NOTAVAIL); p->hangupcause = AST_CAUSE_BEARERCAPABILITY_NOTAVAIL; - sip_queue_hangup_cause(p, AST_CAUSE_BEARERCAPABILITY_NOTAVAIL); + if (p->owner) { + ast_channel_hangupcause_set(p->owner, AST_CAUSE_BEARERCAPABILITY_NOTAVAIL); + sip_queue_hangup_cause(p, AST_CAUSE_BEARERCAPABILITY_NOTAVAIL); + } } } ast_rtp_instance_activate(p->rtp);