net: Use netdev_alloc_skb_ip_align()

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 5 insertions, 6 deletions

diff --git a/drivers/net/lib82596.c b/drivers/net/lib82596.c
index 51e11c3e53e1..5b24c67de25e 100644
--- a/drivers/net/lib82596.c
+++ b/drivers/net/lib82596.c
@@ -470,11 +470,11 @@ static inline int init_rx_bufs(struct net_device *dev)
 
         for (i = 0, rbd = dma->rbds; i < rx_ring_size; i++, rbd++) {
                 dma_addr_t dma_addr;
-                struct sk_buff *skb = netdev_alloc_skb(dev, PKT_BUF_SZ + 4);
+                struct sk_buff *skb;
 
+                skb = netdev_alloc_skb_ip_align(dev, PKT_BUF_SZ);
                 if (skb == NULL)
                         return -1;
-                skb_reserve(skb, 2);
                 dma_addr = dma_map_single(dev->dev.parent, skb->data,
                                           PKT_BUF_SZ, DMA_FROM_DEVICE);
                 rbd->v_next = rbd+1;
@@ -697,12 +697,12 @@ static inline int i596_rx(struct net_device *dev)
                                                  (dma_addr_t)SWAP32(rbd->b_data),
                                                  PKT_BUF_SZ, DMA_FROM_DEVICE);
                                 /* Get fresh skbuff to replace filled one. */
-                                newskb = netdev_alloc_skb(dev, PKT_BUF_SZ + 4);
+                                newskb = netdev_alloc_skb_ip_align(dev,
+                                                                   PKT_BUF_SZ);
                                 if (newskb == NULL) {
                                         skb = NULL;     /* drop pkt */
                                         goto memory_squeeze;
                                 }
-                                skb_reserve(newskb, 2);
 
                                 /* Pass up the skb already on the Rx ring. */
                                 skb_put(skb, pkt_len);
@@ -716,7 +716,7 @@ static inline int i596_rx(struct net_device *dev)
                                 rbd->b_data = SWAP32(dma_addr);
                                 DMA_WBACK_INV(dev, rbd, sizeof(struct i596_rbd));
                         } else
-                                skb = netdev_alloc_skb(dev, pkt_len + 2);
+                                skb = netdev_alloc_skb_ip_align(dev, pkt_len);
 memory_squeeze:
                         if (skb == NULL) {
                                 /* XXX tulip.c can defer packets here!! */
@@ -730,7 +730,6 @@ memory_squeeze:
                                         dma_sync_single_for_cpu(dev->dev.parent,
                                                                 (dma_addr_t)SWAP32(rbd->b_data),
                                                                 PKT_BUF_SZ, DMA_FROM_DEVICE);
-                                        skb_reserve(skb, 2);
                                         memcpy(skb_put(skb, pkt_len), rbd->v_data, pkt_len);
                                         dma_sync_single_for_device(dev->dev.parent,
                                                                    (dma_addr_t)SWAP32(rbd->b_data),