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e1000: clean up skb allocation code 

Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Signed-off-by: Auke Kok <auke-jan.h.kok@intel.com>
This commit is contained in:
Christoph Hellwig 2006-08-31 14:27:47 -07:00 committed by Auke Kok
parent 5881cde8a3
commit ca6f722419
1 changed files with 6 additions and 11 deletions
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17
drivers/net/e1000/e1000_main.c
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@ -3741,7 +3741,6 @@ e1000_clean_rx_irq(struct e1000_adapter *adapter,
netdev_alloc_skb(netdev, length + NET_IP_ALIGN);
if (new_skb) {
skb_reserve(new_skb, NET_IP_ALIGN);
new_skb->dev = netdev;
memcpy(new_skb->data - NET_IP_ALIGN,
skb->data - NET_IP_ALIGN,
length + NET_IP_ALIGN);
@ -4008,13 +4007,13 @@ e1000_alloc_rx_buffers(struct e1000_adapter *adapter,
buffer_info = &rx_ring->buffer_info[i];
while (cleaned_count--) {
if (!(skb = buffer_info->skb))
skb = netdev_alloc_skb(netdev, bufsz);
else {
skb = buffer_info->skb;
if (skb) {
skb_trim(skb, 0);
goto map_skb;
}
skb = netdev_alloc_skb(netdev, bufsz);
if (unlikely(!skb)) {
/* Better luck next round */
adapter->alloc_rx_buff_failed++;
@ -4039,10 +4038,10 @@ e1000_alloc_rx_buffers(struct e1000_adapter *adapter,
dev_kfree_skb(skb);
dev_kfree_skb(oldskb);
break; /* while !buffer_info->skb */
} else {
/* Use new allocation */
dev_kfree_skb(oldskb);
}
/* Use new allocation */
dev_kfree_skb(oldskb);
}
/* Make buffer alignment 2 beyond a 16 byte boundary
* this will result in a 16 byte aligned IP header after
@ -4050,8 +4049,6 @@ e1000_alloc_rx_buffers(struct e1000_adapter *adapter,
*/
skb_reserve(skb, NET_IP_ALIGN);
skb->dev = netdev;
buffer_info->skb = skb;
buffer_info->length = adapter->rx_buffer_len;
map_skb:
@ -4165,8 +4162,6 @@ e1000_alloc_rx_buffers_ps(struct e1000_adapter *adapter,
*/
skb_reserve(skb, NET_IP_ALIGN);
skb->dev = netdev;
buffer_info->skb = skb;
buffer_info->length = adapter->rx_ps_bsize0;
buffer_info->dma = pci_map_single(pdev, skb->data,