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hamachi: use netdev_alloc_skb 

Use netdev_alloc_skb. This sets skb->dev and allows arch specific
allocation.

Remove dead code and dead comments.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
This commit is contained in:
Stephen Hemminger 2008-04-16 16:37:38 -07:00 коммит произвёл Jeff Garzik
Родитель d27e7c3f6c
Коммит 8eb6013189
1 изменённых файлов: 2 добавлений и 10 удалений
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12
drivers/net/hamachi.c
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@ -1140,11 +1140,11 @@ static void hamachi_tx_timeout(struct net_device *dev)
} }
/* Fill in the Rx buffers. Handle allocation failure gracefully. */ /* Fill in the Rx buffers. Handle allocation failure gracefully. */
for (i = 0; i < RX_RING_SIZE; i++) { for (i = 0; i < RX_RING_SIZE; i++) {
struct sk_buff *skb = dev_alloc_skb(hmp->rx_buf_sz); struct sk_buff *skb = netdev_alloc_skb(dev, hmp->rx_buf_sz);
hmp->rx_skbuff[i] = skb; hmp->rx_skbuff[i] = skb;
if (skb == NULL) if (skb == NULL)
break; break;
skb->dev = dev; /* Mark as being used by this device. */
skb_reserve(skb, 2); /* 16 byte align the IP header. */ skb_reserve(skb, 2); /* 16 byte align the IP header. */
hmp->rx_ring[i].addr = cpu_to_leXX(pci_map_single(hmp->pci_dev, hmp->rx_ring[i].addr = cpu_to_leXX(pci_map_single(hmp->pci_dev,
skb->data, hmp->rx_buf_sz, PCI_DMA_FROMDEVICE)); skb->data, hmp->rx_buf_sz, PCI_DMA_FROMDEVICE));
@ -1178,14 +1178,6 @@ static void hamachi_init_ring(struct net_device *dev)
hmp->cur_rx = hmp->cur_tx = 0; hmp->cur_rx = hmp->cur_tx = 0;
hmp->dirty_rx = hmp->dirty_tx = 0; hmp->dirty_rx = hmp->dirty_tx = 0;
#if 0
/* This is wrong. I'm not sure what the original plan was, but this
* is wrong. An MTU of 1 gets you a buffer of 1536, while an MTU
* of 1501 gets a buffer of 1533? -KDU
*/
hmp->rx_buf_sz = (dev->mtu <= 1500 ? PKT_BUF_SZ : dev->mtu + 32);
#endif
/* My attempt at a reasonable correction */
/* +26 gets the maximum ethernet encapsulation, +7 & ~7 because the /* +26 gets the maximum ethernet encapsulation, +7 & ~7 because the
* card needs room to do 8 byte alignment, +2 so we can reserve * card needs room to do 8 byte alignment, +2 so we can reserve
* the first 2 bytes, and +16 gets room for the status word from the * the first 2 bytes, and +16 gets room for the status word from the