From 2d95f1b34231157dce132c635a607c905e14bfbc Mon Sep 17 00:00:00 2001
From: file <file@f38db490-d61c-443f-a65b-d21fe96a405b>
Date: Mon, 2 Mar 2009 14:28:09 +0000
Subject: Do not try to remove a registration scheduled item if the scheduler
 context has already been destroyed.

(closes issue #14580)
Reported by: alecdavis


git-svn-id: http://svn.digium.com/svn/asterisk/trunk@179323 f38db490-d61c-443f-a65b-d21fe96a405b
---
 channels/chan_iax2.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/channels/chan_iax2.c b/channels/chan_iax2.c
index 3246bae5a..46b3b5ff8 100644
--- a/channels/chan_iax2.c
+++ b/channels/chan_iax2.c
@@ -11184,7 +11184,9 @@ static void delete_users(void)
 
 	AST_LIST_LOCK(&registrations);
 	while ((reg = AST_LIST_REMOVE_HEAD(&registrations, entry))) {
-		ast_sched_thread_del(sched, reg->expire);
+		if (sched) {
+			ast_sched_thread_del(sched, reg->expire);
+		}
 		if (reg->callno) {
 			int callno = reg->callno;
 			ast_mutex_lock(&iaxsl[callno]);
-- 
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