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>
diff --git a/drivers/net/plip.c b/drivers/net/plip.c
index 0be0f0b..7a62f78 100644
--- a/drivers/net/plip.c
+++ b/drivers/net/plip.c
@@ -955,12 +955,12 @@
struct plip_local *snd = &nl->snd_data;
if (netif_queue_stopped(dev))
- return 1;
+ return NETDEV_TX_BUSY;
/* We may need to grab the bus */
if (!nl->port_owner) {
if (parport_claim(nl->pardev))
- return 1;
+ return NETDEV_TX_BUSY;
nl->port_owner = 1;
}
@@ -969,7 +969,7 @@
if (skb->len > dev->mtu + dev->hard_header_len) {
printk(KERN_WARNING "%s: packet too big, %d.\n", dev->name, (int)skb->len);
netif_start_queue (dev);
- return 1;
+ return NETDEV_TX_BUSY;
}
if (net_debug > 2)
