From 729c91b312699048c48559000525ceeffe6fe80c Mon Sep 17 00:00:00 2001
From: Jonathan Rose <jrose@digium.com>
Date: Tue, 24 Jul 2012 21:30:21 +0000
Subject: [PATCH] Don't attempt free of NULL ptr in pbx.c handle_presencechange
(closes issue AST-921)
Reported by: Guenther Kelleter
Patches:
nullptr.patch uploaded by Guenther Kelleter (license 6372)
git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@370466 65c4cc65-6c06-0410-ace0-fbb531ad65f3
---
main/pbx.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/main/pbx.c b/main/pbx.c
index a1ed1b52d6..0e0c6f366a 100644
--- a/main/pbx.c
+++ b/main/pbx.c
@@ -4820,7 +4820,7 @@ static int handle_presencechange(void *datap)
res = 0;
presencechange_cleanup:
- ast_free(hint_app);
+ ast_ref(hint_app, -1);
ao2_ref(pc, -1);
return res;
--
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