netfilter: nft_payload: add missing attribute validation for payload csum flags

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>

diff --git a/net/netfilter/nft_payload.c b/net/netfilter/nft_payload.c
index e110b0e..19446a8 100644 (file)
--- 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,