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>

diff --git a/drivers/net/hamachi.c b/drivers/net/hamachi.c
index e5c2380..3199526 100644 (file)
--- a/drivers/net/hamachi.c
+++ b/drivers/net/hamachi.c
@@ -1140,11 +1140,11 @@ static void hamachi_tx_timeout(struct net_device *dev)
        }
        /* Fill in the Rx buffers.  Handle allocation failure gracefully. */
        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;
                if (skb == NULL)
                        break;
-               skb->dev = dev;         /* Mark as being used by this device. */
+
                skb_reserve(skb, 2); /* 16 byte align the IP header. */
                 hmp->rx_ring[i].addr = cpu_to_leXX(pci_map_single(hmp->pci_dev,
                        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->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
         * 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