From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sascha Hauer Subject: [PATCH 08/12] fec: align receive packets Date: Wed, 15 Apr 2009 13:32:21 +0200 Message-ID: <1239795145-27558-9-git-send-email-s.hauer@pengutronix.de> References: <1239795145-27558-1-git-send-email-s.hauer@pengutronix.de> <1239795145-27558-2-git-send-email-s.hauer@pengutronix.de> <1239795145-27558-3-git-send-email-s.hauer@pengutronix.de> <1239795145-27558-4-git-send-email-s.hauer@pengutronix.de> <1239795145-27558-5-git-send-email-s.hauer@pengutronix.de> <1239795145-27558-6-git-send-email-s.hauer@pengutronix.de> <1239795145-27558-7-git-send-email-s.hauer@pengutronix.de> <1239795145-27558-8-git-send-email-s.hauer@pengutronix.de> Cc: Greg Ungerer , Sascha Hauer To: netdev@vger.kernel.org Return-path: Received: from metis.ext.pengutronix.de ([92.198.50.35]:37836 "EHLO metis.ext.pengutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1759421AbZDOLcs (ORCPT ); Wed, 15 Apr 2009 07:32:48 -0400 In-Reply-To: <1239795145-27558-8-git-send-email-s.hauer@pengutronix.de> Sender: netdev-owner@vger.kernel.org List-ID: Otherwise we get a lot of alignment errors Signed-off-by: Sascha Hauer --- drivers/net/fec.c | 5 +++-- 1 files changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/net/fec.c b/drivers/net/fec.c index a3037ab..be3226c 100644 --- a/drivers/net/fec.c +++ b/drivers/net/fec.c @@ -598,13 +598,14 @@ fec_enet_rx(struct net_device *dev) * include that when passing upstream as it messes up * bridging applications. */ - skb = dev_alloc_skb(pkt_len - 4); + skb = dev_alloc_skb(pkt_len - 4 + NET_IP_ALIGN); - if (skb == NULL) { + if (unlikely(!skb)) { printk("%s: Memory squeeze, dropping packet.\n", dev->name); dev->stats.rx_dropped++; } else { + skb_reserve(skb, NET_IP_ALIGN); skb_put(skb, pkt_len - 4); /* Make room */ skb_copy_to_linear_data(skb, data, pkt_len - 4); skb->protocol = eth_type_trans(skb, dev); -- 1.6.2.1