From 7966004d999c3ad4758ba47b9fba5297cca45bea Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Mon, 26 Apr 2010 16:39:13 +0000 Subject: [PATCH] ag71xx: remove rx alignment code for small packets, it seems to break ipv6 for some reason (fixes #7236) SVN-Revision: 21166 --- .../files/drivers/net/ag71xx/ag71xx_main.c | 24 ------------------- 1 file changed, 24 deletions(-) diff --git a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_main.c b/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_main.c index a3b5f95989..a57b6d46fc 100644 --- a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_main.c +++ b/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_main.c @@ -778,28 +778,6 @@ static int ag71xx_tx_packets(struct ag71xx *ag) return sent; } -static void ag71xx_rx_align_skb(struct ag71xx *ag, struct sk_buff *skb, int len) -{ - int offset = ((unsigned long) skb->data) % 4; - void *data; - - if (offset == 2) - return; - - if (ag->phy_dev && ag->phy_dev->pkt_align != 0) - return; - - if (len > 128) - return; - - if (WARN_ON(skb_headroom(skb) < 2)) - return; - - data = skb->data; - skb->data -= 2; - memmove(skb->data, data, len); -} - static int ag71xx_rx_packets(struct ag71xx *ag, int limit) { struct net_device *dev = ag->dev; @@ -841,8 +819,6 @@ static int ag71xx_rx_packets(struct ag71xx *ag, int limit) if (ag71xx_has_ar8216(ag)) err = ag71xx_remove_ar8216_header(ag, skb, pktlen); - ag71xx_rx_align_skb(ag, skb, pktlen); - if (err) { dev->stats.rx_dropped++; kfree_skb(skb); -- 2.30.2