[patch 2/3 2.5] e100 - use NET_IP_ALIGN to set rx data buffer alignment

[Ganesh Venkatesan <ganesh.venkatesan@xxxxxxxxx>]

diff -up linux-2.5/drivers/net/e100.c linux-2.5/drivers/net/e100.c.new
--- linux-2.5/drivers/net/e100.c        2004-09-09 14:51:31.000000000 -0700
+++ linux-2.5/drivers/net/e100.c.new    2004-09-09 14:51:32.000000000 -0700
@@ -1425,14 +1425,12 @@ static inline void e100_start_receiver(s
 #define RFD_BUF_LEN (sizeof(struct rfd) + VLAN_ETH_FRAME_LEN)
 static inline int e100_rx_alloc_skb(struct nic *nic, struct rx *rx)
 {
-       unsigned int rx_offset = 2; /* u32 align protocol headers */
-
-       if(!(rx->skb = dev_alloc_skb(RFD_BUF_LEN + rx_offset)))
+       if(!(rx->skb = dev_alloc_skb(RFD_BUF_LEN + NET_IP_ALIGN)))
                return -ENOMEM;
 
        /* Align, init, and map the RFD. */
        rx->skb->dev = nic->netdev;
-       skb_reserve(rx->skb, rx_offset);
+       skb_reserve(rx->skb, NET_IP_ALIGN);
        memcpy(rx->skb->data, &nic->blank_rfd, sizeof(struct rfd));
        rx->dma_addr = pci_map_single(nic->pdev, rx->skb->data,
                RFD_BUF_LEN, PCI_DMA_BIDIRECTIONAL);