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authorEric Dumazet <eric.dumazet@gmail.com>2011-06-19 12:52:36 +0000
committerDavid S. Miller <davem@davemloft.net>2011-06-19 16:28:03 -0700
commit44da29d26bb8df3b0411ba902f2bc9b973ea38e4 (patch)
tree1b96f414024459616c9a556926d83e2b20bdb5c5 /drivers/misc/sgi-xp
parent658924dc9ae2ca8e3c46f36306f5dbd501cf4688 (diff)
sgi-xp: fix a use after free
Its illegal to dereference skb after dev_kfree_skb(skb) Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> CC: Robin Holt <holt@sgi.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/misc/sgi-xp')
-rw-r--r--drivers/misc/sgi-xp/xpnet.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/misc/sgi-xp/xpnet.c b/drivers/misc/sgi-xp/xpnet.c
index ee5109a3cd98..42f067347bc7 100644
--- a/drivers/misc/sgi-xp/xpnet.c
+++ b/drivers/misc/sgi-xp/xpnet.c
@@ -495,14 +495,14 @@ xpnet_dev_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
}
}
+ dev->stats.tx_packets++;
+ dev->stats.tx_bytes += skb->len;
+
if (atomic_dec_return(&queued_msg->use_count) == 0) {
dev_kfree_skb(skb);
kfree(queued_msg);
}
- dev->stats.tx_packets++;
- dev->stats.tx_bytes += skb->len;
-
return NETDEV_TX_OK;
}