From b2953304c3c00b6f49cd5728d22b00c1f31a3ed5 Mon Sep 17 00:00:00 2001
From: tzafrir <tzafrir@5390a7c7-147a-4af0-8ec9-7488f05a26cb>
Date: Thu, 17 Apr 2008 14:27:50 +0000
Subject: Avoid a double-free in ztdynamic.c ztdynamic_chanfree.diff from bug
 #12406 .

Merged revisions 4174 via svnmerge from
http://svn.digium.com/svn/zaptel/branches/1.2


git-svn-id: http://svn.digium.com/svn/zaptel/branches/1.4@4175 5390a7c7-147a-4af0-8ec9-7488f05a26cb
---
 kernel/ztdynamic.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/ztdynamic.c b/kernel/ztdynamic.c
index 14f8361..196d395 100644
--- a/kernel/ztdynamic.c
+++ b/kernel/ztdynamic.c
@@ -433,7 +433,7 @@ static void dynamic_destroy(struct zt_dynamic *z)
 		kfree(z->msgbuf);
 
 	/* Free channels */
-	if (z->chans);
+	if (z->chans)
 		vfree(z->chans);
 	/* Free z */
 	kfree(z);
-- 
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