vlan/macvlan: propagate transmission state to upper layers

Both vlan and macvlan devices usually don't use a qdisc and immediately
queue packets to the underlying device. Propagate transmission state of
the underlying device to the upper layers so they can react on congestion
and/or inform the sending process.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c
index d7dba3f6f76..271aa7e1d03 100644
--- a/drivers/net/macvlan.c
+++ b/drivers/net/macvlan.c
@@ -202,7 +202,7 @@ static netdev_tx_t macvlan_start_xmit(struct sk_buff *skb,
         } else
                 txq->tx_dropped++;
 
-        return NETDEV_TX_OK;
+        return ret;
 }
 
 static int macvlan_hard_header(struct sk_buff *skb, struct net_device *dev,