[PATCH -stable,4.19.x 37/40] netfilter: nf_tables: do not compare internal table flags on updates

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[ Upstream commit 4a0e7f2decbf9bd72461226f1f5f7dcc4b08f139 ]

Restore skipping transaction if table update does not modify flags.

Fixes: 179d9ba5559a ("netfilter: nf_tables: fix table flag updates")
Signed-off-by: Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
 net/netfilter/nf_tables_api.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c
index d2f095e8853f..2c7fd0df9389 100644
--- a/net/netfilter/nf_tables_api.c
+++ b/net/netfilter/nf_tables_api.c
@@ -890,7 +890,7 @@ static int nf_tables_updtable(struct nft_ctx *ctx)
 	if (flags & ~NFT_TABLE_F_DORMANT)
 		return -EINVAL;
 
-	if (flags == ctx->table->flags)
+	if (flags == (ctx->table->flags & NFT_TABLE_F_MASK))
 		return 0;
 
 	/* No dormant off/on/off/on games in single transaction */
-- 
2.30.2





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