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;
 }
 
diff --git a/drivers/usb/gadget/function/f_ncm.c b/drivers/usb/gadget/function/f_ncm.c
index bcdc882..cb5d646 100644
--- a/drivers/usb/gadget/function/f_ncm.c
+++ b/drivers/usb/gadget/function/f_ncm.c
@@ -1101,7 +1101,7 @@
 	/* Only send if data is available. */
 	if (ncm->skb_tx_data) {
 		ncm->timer_force_tx = true;
-		ncm->netdev->netdev_ops->ndo_start_xmit(NULL, ncm->netdev);
+		netdev_start_xmit(NULL, ncm->netdev);
 		ncm->timer_force_tx = false;
 	}
 }