From: David Vossel <dvossel@digium.com>
Date: Tue, 3 May 2011 21:29:55 +0000 (+0000)
Subject: Merged revisions 316328 via svnmerge from
X-Git-Tag: 1.6.2.19-rc1~3^2~40
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=abf3b8cf585d8921ba2965c764dec6c64c8ca439;p=thirdparty%2Fasterisk.git

Merged revisions 316328 via svnmerge from
https://origsvn.digium.com/svn/asterisk/branches/1.4

........
  r316328 | dvossel | 2011-05-03 16:27:59 -0500 (Tue, 03 May 2011) | 10 lines

  Fixes chan_local crashs in local_fixup()

  Thanks OEJ for tracking down the issue and submitting the patch.

  (closes issue #19053)
  Reported by: oej
  Tested by: oej

  Review: https://reviewboard.asterisk.org/r/1158/
........


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.6.2@316329 65c4cc65-6c06-0410-ace0-fbb531ad65f3
---

diff --git a/channels/chan_local.c b/channels/chan_local.c
index 8d13f28a74..2acfa54c42 100644
--- a/channels/chan_local.c
+++ b/channels/chan_local.c
@@ -526,7 +526,7 @@ static int local_fixup(struct ast_channel *oldchan, struct ast_channel *newchan)
 		p->chan = newchan;
 
 	/* Do not let a masquerade cause a Local channel to be bridged to itself! */
-	if (!ast_check_hangup(newchan) && (p->owner->_bridge == p->chan || p->chan->_bridge == p->owner)) {
+	if (!ast_check_hangup(newchan) && ((p->owner && p->owner->_bridge == p->chan) || (p->chan && p->chan->_bridge == p->owner))) {
 		ast_log(LOG_WARNING, "You can not bridge a Local channel to itself!\n");
 		ao2_unlock(p);
 		ast_queue_hangup(newchan);