From 699d531f55d5dc6394ca32ff42797b9ab7c15fe1 Mon Sep 17 00:00:00 2001 From: Muhammad Sammar Date: Fri, 20 Nov 2020 15:03:26 -0800 Subject: net/mlx5: Check dr mask size against mlx5_match_param size This is to allow passing misc4 match param from userspace when function like ib_flow_matcher_create is called. Signed-off-by: Muhammad Sammar Reviewed-by: Alex Vesker Reviewed-by: Mark Bloch Signed-off-by: Saeed Mahameed --- drivers/net/ethernet/mellanox/mlx5/core/steering/dr_rule.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) (limited to 'drivers/net/ethernet/mellanox/mlx5/core/steering/dr_rule.c') diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_rule.c b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_rule.c index b3c9dc032026..6d73719db1f4 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_rule.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_rule.c @@ -874,8 +874,7 @@ static bool dr_rule_verify(struct mlx5dr_matcher *matcher, u32 s_idx, e_idx; if (!value_size || - (value_size > sizeof(struct mlx5dr_match_param) || - (value_size % sizeof(u32)))) { + (value_size > DR_SZ_MATCH_PARAM || (value_size % sizeof(u32)))) { mlx5dr_err(matcher->tbl->dmn, "Rule parameters length is incorrect\n"); return false; } -- cgit