From 575512870c6897cc245344ae46c8993b478e69a6 Mon Sep 17 00:00:00 2001
From: Jakub Kicinski <kuba@kernel.org>
Date: Tue, 22 Sep 2020 10:13:55 +0800
Subject: [PATCH] netfilter: nft_payload: add missing attribute validation for
 payload csum flags

stable inclusion
from linux-4.19.111
commit 64d43185eba6d61467db53ca026fdeb66fe78646

--------------------------------

commit 9d6effb2f1523eb84516e44213c00f2fd9e6afff upstream.

Add missing attribute validation for NFTA_PAYLOAD_CSUM_FLAGS
to the netlink policy.

Fixes: 1814096980bb ("netfilter: nft_payload: layer 4 checksum adjustment for pseudoheader fields")
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Signed-off-by: Li Aichun <liaichun@huawei.com>
Reviewed-by:  guodeqing <geffrey.guo@huawei.com>
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
---
 net/netfilter/nft_payload.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/net/netfilter/nft_payload.c b/net/netfilter/nft_payload.c
index e110b0ebbf58..19446a89a2a8 100644
--- a/net/netfilter/nft_payload.c
+++ b/net/netfilter/nft_payload.c
@@ -121,6 +121,7 @@ static const struct nla_policy nft_payload_policy[NFTA_PAYLOAD_MAX + 1] = {
 	[NFTA_PAYLOAD_LEN]		= { .type = NLA_U32 },
 	[NFTA_PAYLOAD_CSUM_TYPE]	= { .type = NLA_U32 },
 	[NFTA_PAYLOAD_CSUM_OFFSET]	= { .type = NLA_U32 },
+	[NFTA_PAYLOAD_CSUM_FLAGS]	= { .type = NLA_U32 },
 };
 
 static int nft_payload_init(const struct nft_ctx *ctx,
-- 
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