bgmac: fix unaligned accesses to network headers
authorHauke Mehrtens <hauke@hauke-m.de>
Sat, 16 Feb 2013 11:10:38 +0000 (11:10 +0000)
committerDavid S. Miller <davem@davemloft.net>
Mon, 18 Feb 2013 17:45:09 +0000 (12:45 -0500)
Without this patch I get many unaligned access warnings per packet,
this patches fixes them all. This should improve performance on some
systems like mips.

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/ethernet/broadcom/bgmac.c

index d34109004ee650196bffca60c7af02694ce488c6..3fd32880e5264c15c0f875197591adcd43234070 100644 (file)
@@ -301,7 +301,7 @@ static int bgmac_dma_rx_read(struct bgmac *bgmac, struct bgmac_dma_ring *ring,
                        bgmac_err(bgmac, "Found poisoned packet at slot %d, DMA issue!\n",
                                  ring->start);
                } else {
-                       new_skb = netdev_alloc_skb(bgmac->net_dev, len);
+                       new_skb = netdev_alloc_skb_ip_align(bgmac->net_dev, len);
                        if (new_skb) {
                                skb_put(new_skb, len);
                                skb_copy_from_linear_data_offset(skb, BGMAC_RX_FRAME_OFFSET,