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authorLinus Torvalds <torvalds@linux-foundation.org>2009-06-18 14:07:15 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-06-18 14:07:15 -0700
commitd2aa4550379f92e929af7ed1dd4f55e6a1e331f8 (patch)
tree5ef0fc69a507f0d701fd157b6652427eabd5efdd /drivers/net/hp100.c
parent9e3e4b1d2d13bead8d52703c82a02b55f108b491 (diff)
parentcb2107be43d2fc5eadec58b92b54bf32c00bfff3 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6: (55 commits) netxen: fix tx ring accounting netxen: fix detection of cut-thru firmware mode forcedeth: fix dma api mismatches atm: sk_wmem_alloc initial value is one net: correct off-by-one write allocations reports via-velocity : fix no link detection on boot Net / e100: Fix suspend of devices that cannot be power managed TI DaVinci EMAC : Fix rmmod error net: group address list and its count ipv4: Fix fib_trie rebalancing, part 2 pkt_sched: Update drops stats in act_police sky2: version 1.23 sky2: add GRO support sky2: skb recycling sky2: reduce default transmit ring sky2: receive counter update sky2: fix shutdown synchronization sky2: PCI irq issues sky2: more receive shutdown sky2: turn off pause during shutdown ... Manually fix trivial conflict in net/core/skbuff.c due to kmemcheck
Diffstat (limited to 'drivers/net/hp100.c')
-rw-r--r--drivers/net/hp100.c35
1 files changed, 17 insertions, 18 deletions
diff --git a/drivers/net/hp100.c b/drivers/net/hp100.c
index 8feda9fe829..1d3429a415e 100644
--- a/drivers/net/hp100.c
+++ b/drivers/net/hp100.c
@@ -1495,13 +1495,8 @@ static int hp100_start_xmit_bm(struct sk_buff *skb, struct net_device *dev)
hp100_outw(0x4210, TRACE);
printk("hp100: %s: start_xmit_bm\n", dev->name);
#endif
-
- if (skb == NULL) {
- return 0;
- }
-
if (skb->len <= 0)
- return 0;
+ goto drop;
if (lp->chip == HP100_CHIPID_SHASTA && skb_padto(skb, ETH_ZLEN))
return 0;
@@ -1514,10 +1509,10 @@ static int hp100_start_xmit_bm(struct sk_buff *skb, struct net_device *dev)
#endif
/* not waited long enough since last tx? */
if (time_before(jiffies, dev->trans_start + HZ))
- return -EAGAIN;
+ goto drop;
if (hp100_check_lan(dev))
- return -EIO;
+ goto drop;
if (lp->lan_type == HP100_LAN_100 && lp->hub_status < 0) {
/* we have a 100Mb/s adapter but it isn't connected to hub */
@@ -1551,7 +1546,7 @@ static int hp100_start_xmit_bm(struct sk_buff *skb, struct net_device *dev)
}
dev->trans_start = jiffies;
- return -EAGAIN;
+ goto drop;
}
/*
@@ -1591,6 +1586,10 @@ static int hp100_start_xmit_bm(struct sk_buff *skb, struct net_device *dev)
dev->trans_start = jiffies;
return 0;
+
+drop:
+ dev_kfree_skb(skb);
+ return NETDEV_TX_OK;
}
@@ -1648,16 +1647,11 @@ static int hp100_start_xmit(struct sk_buff *skb, struct net_device *dev)
hp100_outw(0x4212, TRACE);
printk("hp100: %s: start_xmit\n", dev->name);
#endif
-
- if (skb == NULL) {
- return 0;
- }
-
if (skb->len <= 0)
- return 0;
+ goto drop;
if (hp100_check_lan(dev))
- return -EIO;
+ goto drop;
/* If there is not enough free memory on the card... */
i = hp100_inl(TX_MEM_FREE) & 0x7fffffff;
@@ -1671,7 +1665,7 @@ static int hp100_start_xmit(struct sk_buff *skb, struct net_device *dev)
printk("hp100: %s: trans_start timing problem\n",
dev->name);
#endif
- return -EAGAIN;
+ goto drop;
}
if (lp->lan_type == HP100_LAN_100 && lp->hub_status < 0) {
/* we have a 100Mb/s adapter but it isn't connected to hub */
@@ -1705,7 +1699,7 @@ static int hp100_start_xmit(struct sk_buff *skb, struct net_device *dev)
}
}
dev->trans_start = jiffies;
- return -EAGAIN;
+ goto drop;
}
for (i = 0; i < 6000 && (hp100_inb(OPTION_MSW) & HP100_TX_CMD); i++) {
@@ -1759,6 +1753,11 @@ static int hp100_start_xmit(struct sk_buff *skb, struct net_device *dev)
#endif
return 0;
+
+drop:
+ dev_kfree_skb(skb);
+ return NETDEV_TX_OK;
+
}