From 915136065b7ca75af4cae06281e4dc43926edbfe Mon Sep 17 00:00:00 2001
From: Pablo Neira Ayuso <pablo@netfilter.org>
Date: Fri, 13 Jun 2014 13:45:38 +0200
Subject: [PATCH] netfilter: nft_nat: don't dump port information if unset

Don't include port information attributes if they are unset.

Reported-by: Ana Rey <anarey@gmail.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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Reading git-format-patch failed