net: use NETDEV_TX_OK instead of 0 in ndo_start_xmit() functions

This patch is the result of an automatic spatch transformation to convert
all ndo_start_xmit() return values of 0 to NETDEV_TX_OK.

Some occurences are missed by the automatic conversion, those will be
handled in a seperate patch.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/irda/nsc-ircc.c b/drivers/net/irda/nsc-ircc.c
index 45fd9c1..05bfc98 100644
--- a/drivers/net/irda/nsc-ircc.c
+++ b/drivers/net/irda/nsc-ircc.c
@@ -1397,7 +1397,7 @@
 			dev->trans_start = jiffies;
 			spin_unlock_irqrestore(&self->lock, flags);
 			dev_kfree_skb(skb);
-			return 0;
+			return NETDEV_TX_OK;
 		} else
 			self->new_speed = speed;
 	}
@@ -1424,7 +1424,7 @@
 
 	dev_kfree_skb(skb);
 
-	return 0;
+	return NETDEV_TX_OK;
 }
 
 static int nsc_ircc_hard_xmit_fir(struct sk_buff *skb, struct net_device *dev)
@@ -1467,7 +1467,7 @@
 			dev->trans_start = jiffies;
 			spin_unlock_irqrestore(&self->lock, flags);
 			dev_kfree_skb(skb);
-			return 0;
+			return NETDEV_TX_OK;
 		} else {
 			/* Change speed after current frame */
 			self->new_speed = speed;
@@ -1554,7 +1554,7 @@
 	spin_unlock_irqrestore(&self->lock, flags);
 	dev_kfree_skb(skb);
 
-	return 0;
+	return NETDEV_TX_OK;
 }
 
 /*