From patchwork Sat Feb 16 21:10:38 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: [v2] bgmac: fix unaligned accesses to network headers Date: Sat, 16 Feb 2013 11:10:38 -0000 From: Hauke Mehrtens X-Patchwork-Id: 221035 Message-Id: <1361049038-25924-1-git-send-email-hauke@hauke-m.de> To: davem@davemloft.net Cc: zajec5@gmail.com, netdev@vger.kernel.org, stephen@networkplumber.org, Hauke Mehrtens 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 --- drivers/net/ethernet/broadcom/bgmac.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/ethernet/broadcom/bgmac.c b/drivers/net/ethernet/broadcom/bgmac.c index d341090..3fd3288 100644 --- a/drivers/net/ethernet/broadcom/bgmac.c +++ b/drivers/net/ethernet/broadcom/bgmac.c @@ -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,