4.19-stable review patch. If anyone has any objections, please let me know.
------------------
From: Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx>
[ 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>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
net/netfilter/nf_tables_api.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- 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
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 */
