linux-kernel - [PATCH 5.15 061/136] netfilter: nft_tunnel: restrict it to netdev family

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Message-Id: <20220829105807.133212941@linuxfoundation.org>
Date:   Mon, 29 Aug 2022 12:58:48 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Pablo Neira Ayuso <pablo@...filter.org>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 5.15 061/136] netfilter: nft_tunnel: restrict it to netdev family

From: Pablo Neira Ayuso <pablo@...filter.org>

[ Upstream commit 01e4092d53bc4fe122a6e4b6d664adbd57528ca3 ]

Only allow to use this expression from NFPROTO_NETDEV family.

Fixes: af308b94a2a4 ("netfilter: nf_tables: add tunnel support")
Signed-off-by: Pablo Neira Ayuso <pablo@...filter.org>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 net/netfilter/nft_tunnel.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/net/netfilter/nft_tunnel.c b/net/netfilter/nft_tunnel.c
index 3b27926d5382c..2ee50996da8cc 100644
--- a/net/netfilter/nft_tunnel.c
+++ b/net/netfilter/nft_tunnel.c
@@ -133,6 +133,7 @@ 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,
-- 
2.35.1