From d445ba613fe445c8f30733e68089614b40b3df5b Mon Sep 17 00:00:00 2001
From: Dan Carpenter <dan.carpenter@oracle.com>
Date: Tue, 15 Nov 2011 22:36:43 +0000
Subject: 6LoWPAN: double free in lowpan_fragment_xmit()

dev_queue_xmit() consumes its own skb, so the call to dev_kfree_skb()
in lowpan_fragment_xmit() is a double free.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Alexander Smirnov <alex.bluesman.smirnov@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
 net/ieee802154/6lowpan.c | 3 ---
 1 file changed, 3 deletions(-)

(limited to 'net/ieee802154/6lowpan.c')

diff --git a/net/ieee802154/6lowpan.c b/net/ieee802154/6lowpan.c
index 602f318a8d62..e4ecc1eef98c 100644
--- a/net/ieee802154/6lowpan.c
+++ b/net/ieee802154/6lowpan.c
@@ -980,9 +980,6 @@ lowpan_fragment_xmit(struct sk_buff *skb, u8 *head,
 
 	ret = dev_queue_xmit(frag);
 
-	if (ret < 0)
-		dev_kfree_skb(frag);
-
 	return ret;
 }
 
-- 
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