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, 3 insertions, 3 deletions

diff --git a/drivers/net/wireless/wavelan.c b/drivers/net/wireless/wavelan.c
index 25d27b64f528..ab7fc5c0c8b4 100644
--- a/drivers/net/wireless/wavelan.c
+++ b/drivers/net/wireless/wavelan.c
@@ -2867,7 +2867,7 @@ static int wavelan_packet_xmit(struct sk_buff *skb, struct net_device * dev)
                 spin_unlock_irqrestore(&lp->spinlock, flags);
                 /* Check that we can continue */
                 if (lp->tx_n_in_use == (NTXBLOCKS - 1))
-                        return 1;
+                        return NETDEV_TX_BUSY;
         }
 
         /* Do we need some padding? */
@@ -2880,10 +2880,10 @@ static int wavelan_packet_xmit(struct sk_buff *skb, struct net_device * dev)
                 skb_copy_from_linear_data(skb, data, skb->len);
                 /* Write packet on the card */
                 if(wv_packet_write(dev, data, ETH_ZLEN))
-                        return 1;       /* We failed */
+                        return NETDEV_TX_BUSY;  /* We failed */
         }
         else if(wv_packet_write(dev, skb->data, skb->len))
-                return 1;       /* We failed */
+                return NETDEV_TX_BUSY;  /* We failed */
 
 
         dev_kfree_skb(skb);