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>
diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c
index d7dba3f..271aa7e 100644
--- a/drivers/net/macvlan.c
+++ b/drivers/net/macvlan.c
@@ -202,7 +202,7 @@
} else
txq->tx_dropped++;
- return NETDEV_TX_OK;
+ return ret;
}
static int macvlan_hard_header(struct sk_buff *skb, struct net_device *dev,
