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
14 years ago · 729c91b312
parent 39ae307bdb
commit 729c91b312
1 changed files with 1 additions and 1 deletions
--- 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;