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, 2 insertions, 2 deletions

diff --git a/drivers/net/sun3lance.c b/drivers/net/sun3lance.c
index 9bd9dadb8534..534dfe3eef6f 100644
--- a/drivers/net/sun3lance.c
+++ b/drivers/net/sun3lance.c
@@ -526,7 +526,7 @@ static int lance_start_xmit( struct sk_buff *skb, struct net_device *dev )
         if (netif_queue_stopped(dev)) {
                 int tickssofar = jiffies - dev->trans_start;
                 if (tickssofar < 20)
-                        return( 1 );
+                        return NETDEV_TX_BUSY;
 
                 DPRINTK( 1, ( "%s: transmit timed out, status %04x, resetting.\n",
                                           dev->name, DREG ));
@@ -577,7 +577,7 @@ static int lance_start_xmit( struct sk_buff *skb, struct net_device *dev )
         if (test_and_set_bit( 0, (void*)&lp->lock ) != 0) {
                 printk( "%s: tx queue lock!.\n", dev->name);
                 /* don't clear dev->tbusy flag. */
-                return 1;
+                return NETDEV_TX_BUSY;
         }
 
         AREG = CSR0;