netfilter: ctnetlink: account both directions in one step
netfilter: ctnetlink: account both directions in one step

With the intent to dump other accounting data later.
This patch is a cleanup.

Signed-off-by: Holger Eitzenberger <f2dd0367ce064e03148d3b722c10cf0a59d01e6e@eitzenberger.org>
Signed-off-by: Pablo Neira Ayuso <707d14912bb250caf67dfe0ea4035681fbfc4f56@netfilter.org>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs