irda: convert 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/irda/donauboe.c b/drivers/net/irda/donauboe.c
index e4e9056..2d7b5c1 100644
--- a/drivers/net/irda/donauboe.c
+++ b/drivers/net/irda/donauboe.c
@@ -970,7 +970,7 @@
 /* Netdev style code */
 
 /* Transmit something */
-static int
+static netdev_tx_t
 toshoboe_hard_xmit (struct sk_buff *skb, struct net_device *dev)
 {
   struct toshoboe_cb *self;