From: RA-Jay Hung Date: Sat, 13 Nov 2010 18:13:53 +0000 (+0100) Subject: rt2x00: Modify rt2x00queue_remove_l2pad to make skb->data two-byte alignment X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=387e68846413f3dcfc5a5afca9841430057e3340;p=linux-beck.git rt2x00: Modify rt2x00queue_remove_l2pad to make skb->data two-byte alignment When send out skb data to mac80211, orignal code will cause mac80211 unaligned access, so modify code to make mac80211 can natural access. Signed-off-by: RA-Jay Hung Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.c b/drivers/net/wireless/rt2x00/rt2x00queue.c index dc543174dfad..a3d79c7a21c6 100644 --- a/drivers/net/wireless/rt2x00/rt2x00queue.c +++ b/drivers/net/wireless/rt2x00/rt2x00queue.c @@ -204,8 +204,10 @@ void rt2x00queue_remove_l2pad(struct sk_buff *skb, unsigned int header_length) if (!l2pad) return; - memmove(skb->data + l2pad, skb->data, header_length); - skb_pull(skb, l2pad); + memmove(skb->data + header_length, skb->data + header_length + l2pad, + skb->len - header_length - l2pad); + + skb_trim(skb, skb->len - l2pad); } static void rt2x00queue_create_tx_descriptor_seq(struct queue_entry *entry,