From 8549889c3369f7653bd98861c3d2cf97d810dc37 Mon Sep 17 00:00:00 2001
From: Sascha Hauer <s.hauer@pengutronix.de>
Date: Wed, 15 Apr 2009 01:32:21 +0000
Subject: [PATCH] fec: align receive packets
Otherwise we get a lot of alignment errors
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
drivers/net/fec.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/net/fec.c b/drivers/net/fec.c
index 5ca2d6bcc23a..ba3eb54b63f5 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);