[PATCH] winbond-840-remove-badness-in-pci_map_single

Call pci_map_single() with the actual size of the receive
buffers, not 0 (which skb->len is initialized to by dev_alloc_skb()).
Signed-off-by: NErling A. Jacobsen <linuxcub@email.dk>
Signed-off-by: NJeff Garzik <jeff@garzik.org>

drivers/net/tulip/winbond-840.c

@@ -850,7 +850,7 @@ static void init_rxtx_rings(struct net_device *dev)
 			break;
 		skb->dev = dev;			/* Mark as being used by this device. */
 		np->rx_addr[i] = pci_map_single(np->pci_dev,skb->data,
-					skb->len,PCI_DMA_FROMDEVICE);
+					np->rx_buf_sz,PCI_DMA_FROMDEVICE);
 
 		np->rx_ring[i].buffer1 = np->rx_addr[i];
 		np->rx_ring[i].status = DescOwn;
@@ -1316,7 +1316,7 @@ static int netdev_rx(struct net_device *dev)
 			skb->dev = dev;			/* Mark as being used by this device. */
 			np->rx_addr[entry] = pci_map_single(np->pci_dev,
 							skb->data,
-							skb->len, PCI_DMA_FROMDEVICE);
+							np->rx_buf_sz, PCI_DMA_FROMDEVICE);
 			np->rx_ring[entry].buffer1 = np->rx_addr[entry];
 		}
 		wmb();