net: use symbolic values for ndo_start_xmit() return codes

Convert magic values 1 and -1 to NETDEV_TX_BUSY and NETDEV_TX_LOCKED respectively.

0 (NETDEV_TX_OK) is not changed to keep the noise down, except in very few cases
where its in direct proximity to one of the other values.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/net/myri_sbus.c b/drivers/net/myri_sbus.c
index 9a802adba9a3..5f0758bda6b3 100644
--- a/drivers/net/myri_sbus.c
+++ b/drivers/net/myri_sbus.c
@@ -640,7 +640,7 @@ static int myri_start_xmit(struct sk_buff *skb, struct net_device *dev)
 
         if (!TX_BUFFS_AVAIL(head, tail)) {
                 DTX(("no buffs available, returning 1\n"));
-                return 1;
+                return NETDEV_TX_BUSY;
         }
 
         spin_lock_irqsave(&mp->irq_lock, flags);