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>

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;