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Do not try to unlock a non-existant channel if the transfer fails.

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(closes issue #13800)
Reported by: dwagner
Patches:
      asterisk-1.4.22-chan-sip-nullp.patch uploaded by tweety (license 608)


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@164350 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Joshua Colp
2008-12-15 18:11:21 +00:00
parent b80ffd6d26
commit 2850bf37a9
1 changed files with 3 additions and 1 deletions
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4
channels/chan_sip.c
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@@ -14313,7 +14313,9 @@ static int handle_request_invite(struct sip_pvt *p, struct sip_request *req, int
ast_mutex_unlock(&p->lock);
if (p->refer->refer_call) {
ast_mutex_unlock(&p->refer->refer_call->lock);
ast_channel_unlock(p->refer->refer_call->owner);
if (p->refer->refer_call->owner) {
ast_channel_unlock(p->refer->refer_call->owner);
}
}
p->invitestate = INV_COMPLETED;
return -1;