[ Upstream commit7b35582cd0] Honor flowtable flags from the control update path. Disallow disabling to toggle hardware offload support though. Fixes:8bb69f3b29("netfilter: nf_tables: add flowtable offload control plane") Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org> Signed-off-by: Sasha Levin <sashal@kernel.org>