[rt2x00-users] [PATCH 2/2] rt2x00: Modify rt2x00queue_remove_l2pad to make skb->data two-byte alignment

[RA-Jay Hung]

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 <jay_hung at ralinktech.com>
---
 drivers/net/wireless/rt2x00/rt2x00queue.c |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.c b/drivers/net/wireless/rt2x00/rt2x00queue.c
index dc54317..a3d79c7 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,
-- 
1.7.1