[NETFILTER]: Do not copy skb in skb_make_writable
authorHerbert Xu <herbert@gondor.apana.org.au>
Sun, 14 Oct 2007 07:39:18 +0000 (00:39 -0700)
committerDavid S. Miller <davem@sunset.davemloft.net>
Mon, 15 Oct 2007 19:26:27 +0000 (12:26 -0700)
Now that all callers of netfilter can guarantee that the skb is not shared,
we no longer have to copy the skb in skb_make_writable.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>

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