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/net/rose/rose_dev.c b/net/rose/rose_dev.c
index 7dcf2569613b..389d6e0d7740 100644
--- a/net/rose/rose_dev.c
+++ b/net/rose/rose_dev.c
@@ -137,7 +137,7 @@ static int rose_xmit(struct sk_buff *skb, struct net_device *dev)
 
         if (!netif_running(dev)) {
                 printk(KERN_ERR "ROSE: rose_xmit - called when iface is down\n");
-                return 1;
+                return NETDEV_TX_BUSY;
         }
         dev_kfree_skb(skb);
         stats->tx_errors++;