In article <[EMAIL PROTECTED]> (at Sat, 3 Jun 2006 19:54:42 +1000), Herbert Xu 
<[EMAIL PROTECTED]> says:

> [TCP]: Avoid skb_pull if possible when trimming head
> 
> Trimming the head of an skb by calling skb_pull can cause the packet
> to become unaligned if the length pulled is odd.  Since the length is
> entirely arbitrary for a FIN packet carrying data, this is actually
> quite common.

I think that people will start thinking why we cannot
skb_pull(skb, len) if skb_headlen(skb) == len; some comment needed...

--yoshfuji
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