netfilter: nat: really support inet nat without l3 address
Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=2092430 Upstream Status: net.git commit 282e5f8fe907d
commit 282e5f8fe907dc3f2fbf9f2103b0e62ffc3a68a5 Author: Florian Westphal fw@strlen.de Date: Wed Jun 1 10:47:35 2022 +0200
netfilter: nat: really support inet nat without l3 address
When no l3 address is given, priv->family is set to NFPROTO_INET and
the evaluation function isn't called.
Call it too so l4-only rewrite can work.
Also add a test case for this.
Fixes: a33f387ecd5aa ("netfilter: nft_nat: allow to specify layer 4 protocol NAT only")
Reported-by: Yi Chen <yiche@redhat.com>
Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: Phil Sutter psutter@redhat.com