net: Add ops->ndo_xmit_flush()

Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/wan/dlci.c b/drivers/net/wan/dlci.c
index 43c9960..81b22a1 100644
--- a/drivers/net/wan/dlci.c
+++ b/drivers/net/wan/dlci.c
@@ -193,7 +193,7 @@
 	struct dlci_local *dlp = netdev_priv(dev);
 
 	if (skb)
-		dlp->slave->netdev_ops->ndo_start_xmit(skb, dlp->slave);
+		netdev_start_xmit(skb, dlp->slave);
 	return NETDEV_TX_OK;
 }