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Fix a crash caused by two threads thinking they should both free the

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chan_local private structure when only one should.

(closes issue #15314)
Reported by: sroberts
Patches:
      Issue15314_Move_Nulling_owner.patch uploaded by davidw (license 780)
Tested by: davidw, lottc


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@230038 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Joshua Colp
2009-11-13 19:44:07 +00:00
parent 2ef94c5196
commit 607defd94a
1 changed files with 1 additions and 1 deletions
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2
channels/chan_local.c
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@@ -574,11 +574,11 @@ static int local_hangup(struct ast_channel *ast)
ast_clear_flag(p, LOCAL_LAUNCHED_PBX);
ast_module_user_remove(p->u_chan);
} else {
p->owner = NULL;
ast_module_user_remove(p->u_owner);
while (p->chan && ast_channel_trylock(p->chan)) {
DEADLOCK_AVOIDANCE(&p->lock);
}
p->owner = NULL;
if (p->chan) {
ast_queue_hangup(p->chan);
ast_channel_unlock(p->chan);