From: Herbert Xu <herbert@gondor.apana.org.au>
Date: Sun, 14 Oct 2007 07:38:47 +0000 (-0700)
Subject: [NET]: Avoid unnecessary cloning for ingress filtering
X-Git-Tag: v2.6.24-rc1~1277^2~37
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f697c3e8b35c18b2698d64137c0fa84b0cdb3d10;p=pandora-kernel.git

[NET]: Avoid unnecessary cloning for ingress filtering

As it is we always invoke pt_prev before ing_filter, even if there are no
ingress filters attached.  This can cause unnecessary cloning in pt_prev.

This patch changes it so that we only invoke pt_prev if there are ingress
filters attached.

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

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