diff mbox

[3/3,net-next] sunvnet: Add missing rcu_read_unlock() in vnet_start_xmit

Message ID 20141109014220.GE31217@oracle.com
State Accepted, archived
Delegated to: David Miller
Headers show

Commit Message

Sowmini Varadhan Nov. 9, 2014, 1:42 a.m. UTC
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>
---
 drivers/net/ethernet/sun/sunvnet.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
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Patch

diff --git a/drivers/net/ethernet/sun/sunvnet.c b/drivers/net/ethernet/sun/sunvnet.c
index 826b385..55d66c9 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;