linux-kernel - [patch] hamradio: avoid null deref

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Message-ID: <20091223132550.GD17923@bicker>
Date:	Wed, 23 Dec 2009 15:25:50 +0200
From:	Dan Carpenter <error27@...il.com>
To:	netdev@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org
Subject: [patch] hamradio: avoid null deref

If dev == NULL we shouldn't dereference it.

Signed-off-by: Dan Carpenter <error27@...il.com>

--- orig/drivers/net/hamradio/bpqether.c	2009-12-22 23:58:56.000000000 +0200
+++ devel/drivers/net/hamradio/bpqether.c	2009-12-22 23:59:46.000000000 +0200
@@ -283,7 +283,6 @@ static netdev_tx_t bpq_xmit(struct sk_bu
 	bpq = netdev_priv(dev);
 
 	if ((dev = bpq_get_ether_dev(dev)) == NULL) {
-		dev->stats.tx_dropped++;
 		kfree_skb(skb);
 		return NETDEV_TX_OK;
 	}
--
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