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>

5 files changed, 5 insertions, 5 deletions

diff --git a/drivers/net/tokenring/3c359.c b/drivers/net/tokenring/3c359.c
index 534c0f38483c..13dbc59bfe42 100644
--- a/drivers/net/tokenring/3c359.c
+++ b/drivers/net/tokenring/3c359.c
@@ -1243,7 +1243,7 @@ static int xl_xmit(struct sk_buff *skb, struct net_device *dev)
                 return 0;
         } else {
                 spin_unlock_irqrestore(&xl_priv->xl_lock,flags) ; 
-                return 1;
+                return NETDEV_TX_BUSY;
         }
 
 }
diff --git a/drivers/net/tokenring/lanstreamer.c b/drivers/net/tokenring/lanstreamer.c
index 2e70ee8f1459..b358bbbce33a 100644
--- a/drivers/net/tokenring/lanstreamer.c
+++ b/drivers/net/tokenring/lanstreamer.c
@@ -1187,7 +1187,7 @@ static int streamer_xmit(struct sk_buff *skb, struct net_device *dev)
         } else {
                 netif_stop_queue(dev);
                 spin_unlock_irqrestore(&streamer_priv->streamer_lock,flags);
-                return 1;
+                return NETDEV_TX_BUSY;
         }
 }
 
diff --git a/drivers/net/tokenring/olympic.c b/drivers/net/tokenring/olympic.c
index d068a9d36883..c36974925c15 100644
--- a/drivers/net/tokenring/olympic.c
+++ b/drivers/net/tokenring/olympic.c
@@ -1055,7 +1055,7 @@ static int olympic_xmit(struct sk_buff *skb, struct net_device *dev)
                 return 0;
         } else {
                 spin_unlock_irqrestore(&olympic_priv->olympic_lock,flags);
-                return 1;
+                return NETDEV_TX_BUSY;
         } 
 
 }
diff --git a/drivers/net/tokenring/smctr.c b/drivers/net/tokenring/smctr.c
index a91d9c55d78e..54ad4ed03374 100644
--- a/drivers/net/tokenring/smctr.c
+++ b/drivers/net/tokenring/smctr.c
@@ -4601,7 +4601,7 @@ static int smctr_send_packet(struct sk_buff *skb, struct net_device *dev)
         netif_stop_queue(dev);
 
         if(tp->QueueSkb == 0)
-                return (1);     /* Return with tbusy set: queue full */
+                return NETDEV_TX_BUSY;     /* Return with tbusy set: queue full */
 
         tp->QueueSkb--;
         skb_queue_tail(&tp->SendSkbQueue, skb);
diff --git a/drivers/net/tokenring/tms380tr.c b/drivers/net/tokenring/tms380tr.c
index b11bb72dc7ab..a2eab72b507a 100644
--- a/drivers/net/tokenring/tms380tr.c
+++ b/drivers/net/tokenring/tms380tr.c
@@ -633,7 +633,7 @@ static int tms380tr_hardware_send_packet(struct sk_buff *skb, struct net_device
                 if (tms380tr_debug > 0)
                         printk(KERN_DEBUG "%s: No free TPL\n", dev->name);
                 spin_unlock_irqrestore(&tp->lock, flags);
-                return 1;
+                return NETDEV_TX_BUSY;
         }
 
         dmabuf = 0;