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authorSowmini Varadhan <sowmini.varadhan@oracle.com>2014-11-09 04:42:20 +0300
committerDavid S. Miller <davem@davemloft.net>2014-11-11 05:05:36 +0300
commitdf20286ab1e36eaaf1f6c7e5e2c56bea1ffc26c0 (patch)
tree5b6407ada4165f5355f1f4e55f07d79f0a1fa417 /drivers/net/ethernet/sun
parent777362d7215f63318fc4a6fae9b320328d92e9f6 (diff)
downloadlinux-df20286ab1e36eaaf1f6c7e5e2c56bea1ffc26c0.tar.xz
sunvnet: Add missing rcu_read_unlock() in vnet_start_xmit
The out_dropped label will only do rcu_read_unlock for non-null port. So add the missing rcu_read_unlock() when bailing due to non-null port. Signed-off-by: Sowmini Varadhan <sowmini.varadhan@oracle.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/sun')
-rw-r--r--drivers/net/ethernet/sun/sunvnet.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/net/ethernet/sun/sunvnet.c b/drivers/net/ethernet/sun/sunvnet.c
index 826b3852c7df..55d66c9a6627 100644
--- a/drivers/net/ethernet/sun/sunvnet.c
+++ b/drivers/net/ethernet/sun/sunvnet.c
@@ -981,8 +981,10 @@ static int vnet_start_xmit(struct sk_buff *skb, struct net_device *dev)
rcu_read_lock();
port = __tx_port_find(vp, skb);
- if (unlikely(!port))
+ if (unlikely(!port)) {
+ rcu_read_unlock();
goto out_dropped;
+ }
if (skb->len > port->rmtu) {
unsigned long localmtu = port->rmtu - ETH_HLEN;