iprule: add oif classification support

iprule: add oif classification support

David Miller wrote:
> From: Patrick McHardy <kaber@trash.net>
> Date: Mon, 30 Nov 2009 19:00:14 +0100
>
>> This patch contains iproute support for iprule oif classification
>> for the send-to-self RFC I just sent out.
>
> Patrick, you need to submit a new version of this patch with
> the FIB_RULE_* macro fixed, just like the kernel version got
> fixed.

Thanks for reminind me of this. New patch attached.

commit 0fe5164cbaa1d65dda341075710be71bf1f32d10
Author: Patrick McHardy <kaber@trash.net>
Date:   Fri Dec 4 07:06:18 2009 +0100

    iprule: add oif classification support

    Signed-off-by: Patrick McHardy <kaber@trash.net>