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authornbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2010-04-26 16:39:13 +0000
committernbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2010-04-26 16:39:13 +0000
commit2a9dd36f43d475c50f0fd98c6febee0e5c6fd02c (patch)
tree1683148255608ce264d40e2ea23a3eef74f43204
parent4da59642ae2a938dafa0ec46a0e4058a1e9c1a25 (diff)
ag71xx: remove rx alignment code for small packets, it seems to break ipv6 for some reason (fixes #7236)
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@21166 3c298f89-4303-0410-b956-a3cf2f4a3e73
-rw-r--r--target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_main.c24
1 files changed, 0 insertions, 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);