netfilter: nft_tunnel: restrict it to netdev family

[ Upstream commit 01e4092d53bc4fe122a6e4b6d664adbd57528ca3 ]

Only allow to use this expression from NFPROTO_NETDEV family.

Fixes: af308b94a2 ("netfilter: nf_tables: add tunnel support")
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Pablo Neira Ayuso 2022-08-21 16:32:44 +02:00 committed by Greg Kroah-Hartman
parent fba05d2502
commit dbd0f1991a

View File

@ -134,6 +134,7 @@ static const struct nft_expr_ops nft_tunnel_get_ops = {
static struct nft_expr_type nft_tunnel_type __read_mostly = {
.name = "tunnel",
.family = NFPROTO_NETDEV,
.ops = &nft_tunnel_get_ops,
.policy = nft_tunnel_policy,
.maxattr = NFTA_TUNNEL_MAX,