From: Jan Engelhardt <jengelh@medozas.de>
Date: Tue, 24 Mar 2009 22:23:23 +0100 (CET)

quoted text
> Is the cost of testing for non-4-divisibility expensive enough
> to warrant not usnig memcmp?

I think so.  This is the fast path of these things.

quoted text
> Irrespective of all that, I think putting the interface comparison
> code should be agglomerated in a function/header so that it is
> replicated across iptables, ip6tables, ebtables, arptables, etc.

Agreed.
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