From: Dan Carpenter <error27@gmail.com>
To: netdev@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Subject: [patch] hamradio: avoid null deref
Date: Wed, 23 Dec 2009 15:25:50 +0200 [thread overview]
Message-ID: <20091223132550.GD17923@bicker> (raw)
If dev == NULL we shouldn't dereference it.
Signed-off-by: Dan Carpenter <error27@gmail.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;
}
next reply other threads:[~2009-12-23 13:25 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-12-23 13:25 Dan Carpenter [this message]
2009-12-23 17:47 ` [patch] hamradio: avoid null deref Jarek Poplawski
2009-12-23 21:32 ` David Miller
2009-12-26 12:38 ` [patch] hamradio: avoid null deref v2 Dan Carpenter
2009-12-27 4:17 ` David Miller
2009-12-28 16:54 ` [patch] hamradio: avoid null deref v3 Dan Carpenter
2010-01-04 5:44 ` David Miller
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