wan: convert drivers to netdev_tx_t

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/wan/farsync.c b/drivers/net/wan/farsync.c
index 20a1237..3e90eb8 100644
--- a/drivers/net/wan/farsync.c
+++ b/drivers/net/wan/farsync.c
@@ -2274,7 +2274,7 @@
 	port->start = 0;
 }
 
-static int
+static netdev_tx_t
 fst_start_xmit(struct sk_buff *skb, struct net_device *dev)
 {
 	struct fst_card_info *card;