intel: convert drivers to netdev_tx_t

Get rid of some bogus return wrapping as well.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/igb/igb_main.c b/drivers/net/igb/igb_main.c
index cef4289..7a054d9 100644
--- a/drivers/net/igb/igb_main.c
+++ b/drivers/net/igb/igb_main.c
@@ -98,9 +98,11 @@
 static void igb_update_phy_info(unsigned long);
 static void igb_watchdog(unsigned long);
 static void igb_watchdog_task(struct work_struct *);
-static int igb_xmit_frame_ring_adv(struct sk_buff *, struct net_device *,
-				  struct igb_ring *);
-static int igb_xmit_frame_adv(struct sk_buff *skb, struct net_device *);
+static netdev_tx_t igb_xmit_frame_ring_adv(struct sk_buff *,
+					   struct net_device *,
+					   struct igb_ring *);
+static netdev_tx_t igb_xmit_frame_adv(struct sk_buff *skb,
+				      struct net_device *);
 static struct net_device_stats *igb_get_stats(struct net_device *);
 static int igb_change_mtu(struct net_device *, int);
 static int igb_set_mac(struct net_device *, void *);
@@ -3295,9 +3297,9 @@
 	return __igb_maybe_stop_tx(netdev, tx_ring, size);
 }
 
-static int igb_xmit_frame_ring_adv(struct sk_buff *skb,
-				   struct net_device *netdev,
-				   struct igb_ring *tx_ring)
+static netdev_tx_t igb_xmit_frame_ring_adv(struct sk_buff *skb,
+					   struct net_device *netdev,
+					   struct igb_ring *tx_ring)
 {
 	struct igb_adapter *adapter = netdev_priv(netdev);
 	unsigned int first;
@@ -3385,7 +3387,8 @@
 	return NETDEV_TX_OK;
 }
 
-static int igb_xmit_frame_adv(struct sk_buff *skb, struct net_device *netdev)
+static netdev_tx_t igb_xmit_frame_adv(struct sk_buff *skb,
+				      struct net_device *netdev)
 {
 	struct igb_adapter *adapter = netdev_priv(netdev);
 	struct igb_ring *tx_ring;
@@ -3398,7 +3401,7 @@
 	 * to a flow.  Right now, performance is impacted slightly negatively
 	 * if using multiple tx queues.  If the stack breaks away from a
 	 * single qdisc implementation, we can look at this again. */
-	return (igb_xmit_frame_ring_adv(skb, netdev, tx_ring));
+	return igb_xmit_frame_ring_adv(skb, netdev, tx_ring);
 }
 
 /**