netdev - [patch -next] 6lowpan: double unlock on an error path

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Message-ID: <20120627065309.GA25774@elgon.mountain>
Date:	Wed, 27 Jun 2012 09:53:09 +0300
From:	Dan Carpenter <dan.carpenter@...cle.com>
To:	Dmitry Eremin-Solenikov <dbaryshkov@...il.com>
Cc:	Sergey Lapin <slapin@...fans.org>,
	"David S. Miller" <davem@...emloft.net>,
	linux-zigbee-devel@...ts.sourceforge.net, netdev@...r.kernel.org,
	alex.bluesman.smirnov@...il.com, kernel-janitors@...r.kernel.org
Subject: [patch -next] 6lowpan: double unlock on an error path

We already unlocked a few lines earlier here, so we can go directly to
drop without passing through unlock.  This was introduced recently in
c5d3687f6c ('6lowpan: read data from skb safely').

Signed-off-by: Dan Carpenter <dan.carpenter@...cle.com>

diff --git a/net/ieee802154/6lowpan.c b/net/ieee802154/6lowpan.c
index ad0c226..cd5007f 100644
--- a/net/ieee802154/6lowpan.c
+++ b/net/ieee802154/6lowpan.c
@@ -771,7 +771,7 @@ lowpan_process_data(struct sk_buff *skb)
 			kfree(frame);
 
 			if (lowpan_fetch_skb_u8(skb, &iphc0))
-				goto unlock_and_drop;
+				goto drop;
 
 			break;
 		}
--
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