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authorPatrick McHardy <kaber@trash.net>2009-06-12 06:22:29 +0000
committerDavid S. Miller <davem@davemloft.net>2009-06-13 01:18:50 -0700
commit5b548140225c6bbbbd560551dd1048b2c0ce58be (patch)
tree9306a37dbca0095ca6d88e0b0ab297bcb2dc5ae8 /drivers/net/hamradio
parent5b2c4b972c0226406361f83b747eb5cdab51e68e (diff)
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>
Diffstat (limited to 'drivers/net/hamradio')
-rw-r--r--drivers/net/hamradio/baycom_epp.c2
-rw-r--r--drivers/net/hamradio/hdlcdrv.c2
-rw-r--r--drivers/net/hamradio/mkiss.c4
3 files changed, 4 insertions, 4 deletions
diff --git a/drivers/net/hamradio/baycom_epp.c b/drivers/net/hamradio/baycom_epp.c
index bb78c11559c..5e4b7afd068 100644
--- a/drivers/net/hamradio/baycom_epp.c
+++ b/drivers/net/hamradio/baycom_epp.c
@@ -777,7 +777,7 @@ static int baycom_send_packet(struct sk_buff *skb, struct net_device *dev)
return 0;
}
if (bc->skb)
- return -1;
+ return NETDEV_TX_LOCKED;
/* strip KISS byte */
if (skb->len >= HDLCDRV_MAXFLEN+1 || skb->len < 3) {
dev_kfree_skb(skb);
diff --git a/drivers/net/hamradio/hdlcdrv.c b/drivers/net/hamradio/hdlcdrv.c
index 61de56e45ee..d034f8ca63c 100644
--- a/drivers/net/hamradio/hdlcdrv.c
+++ b/drivers/net/hamradio/hdlcdrv.c
@@ -409,7 +409,7 @@ static int hdlcdrv_send_packet(struct sk_buff *skb, struct net_device *dev)
return 0;
}
if (sm->skb)
- return -1;
+ return NETDEV_TX_LOCKED;
netif_stop_queue(dev);
sm->skb = skb;
return 0;
diff --git a/drivers/net/hamradio/mkiss.c b/drivers/net/hamradio/mkiss.c
index 032c0db4c41..fda2fc83e9a 100644
--- a/drivers/net/hamradio/mkiss.c
+++ b/drivers/net/hamradio/mkiss.c
@@ -531,7 +531,7 @@ static int ax_xmit(struct sk_buff *skb, struct net_device *dev)
if (!netif_running(dev)) {
printk(KERN_ERR "mkiss: %s: xmit call when iface is down\n", dev->name);
- return 1;
+ return NETDEV_TX_BUSY;
}
if (netif_queue_stopped(dev)) {
@@ -541,7 +541,7 @@ static int ax_xmit(struct sk_buff *skb, struct net_device *dev)
*/
if (time_before(jiffies, dev->trans_start + 20 * HZ)) {
/* 20 sec timeout not reached */
- return 1;
+ return NETDEV_TX_BUSY;
}
printk(KERN_ERR "mkiss: %s: transmit timed out, %s?\n", dev->name,