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authorStefan Richter <stefanr@s5r6.in-berlin.de>2007-07-28 17:45:03 -0400
committerStefan Richter <stefanr@s5r6.in-berlin.de>2007-10-16 17:59:54 -0400
commit661afcae1b6b6493e4ea69f81bae78397c066f25 (patch)
treed1fed9b9a02510fa1534112180f56d953e3c7f2c /drivers/ieee1394
parent3bd90303f05d24487759e4990c3fed3e7a6b6955 (diff)
ieee1394: eth1394: fix lock imbalance
bad_proto can be reached from points which did not take priv->lock. Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
Diffstat (limited to 'drivers/ieee1394')
-rw-r--r--drivers/ieee1394/eth1394.c14
1 files changed, 5 insertions, 9 deletions
diff --git a/drivers/ieee1394/eth1394.c b/drivers/ieee1394/eth1394.c
index 7aa0bf3e1028..b166b3575fa6 100644
--- a/drivers/ieee1394/eth1394.c
+++ b/drivers/ieee1394/eth1394.c
@@ -1220,23 +1220,19 @@ static int ether1394_data_handler(struct net_device *dev, int srcid, int destid,
1220 priv->stats.rx_errors++; 1220 priv->stats.rx_errors++;
1221 priv->stats.rx_dropped++; 1221 priv->stats.rx_dropped++;
1222 dev_kfree_skb_any(skb); 1222 dev_kfree_skb_any(skb);
1223 goto bad_proto; 1223 } else if (netif_rx(skb) == NET_RX_DROP) {
1224 }
1225
1226 if (netif_rx(skb) == NET_RX_DROP) {
1227 priv->stats.rx_errors++; 1224 priv->stats.rx_errors++;
1228 priv->stats.rx_dropped++; 1225 priv->stats.rx_dropped++;
1229 goto bad_proto; 1226 } else {
1227 priv->stats.rx_packets++;
1228 priv->stats.rx_bytes += skb->len;
1230 } 1229 }
1231 1230
1232 /* Statistics */ 1231 spin_unlock_irqrestore(&priv->lock, flags);
1233 priv->stats.rx_packets++;
1234 priv->stats.rx_bytes += skb->len;
1235 1232
1236bad_proto: 1233bad_proto:
1237 if (netif_queue_stopped(dev)) 1234 if (netif_queue_stopped(dev))
1238 netif_wake_queue(dev); 1235 netif_wake_queue(dev);
1239 spin_unlock_irqrestore(&priv->lock, flags);
1240 1236
1241 dev->last_rx = jiffies; 1237 dev->last_rx = jiffies;
1242 1238