net: correct comments of skb_shift

when skb_shift, we want to shift paged data from skb to tgt frag area.
Original comments revert the shift order

Signed-off-by: Feng King <kinwin2008@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Feng King 2011-11-21 01:47:11 +00:00 committed by David S. Miller
parent 717b6d8366
commit 20e994a05b

View File

@ -2230,7 +2230,7 @@ static int skb_prepare_for_shift(struct sk_buff *skb)
* @shiftlen: shift up to this many bytes
*
* Attempts to shift up to shiftlen worth of bytes, which may be less than
* the length of the skb, from tgt to skb. Returns number bytes shifted.
* the length of the skb, from skb to tgt. Returns number bytes shifted.
* It's up to caller to free skb if everything was shifted.
*
* If @tgt runs out of frags, the whole operation is aborted.