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authorRoi Dayan <roid@nvidia.com>2022-01-17 15:00:30 +0200
committerSaeed Mahameed <saeedm@nvidia.com>2022-02-01 20:59:40 -0800
commit5623ef8a118838aae65363750dfafcba734dc8cb (patch)
treec4d96c543783d57cd40d9d43cf2b89cc2c1ac862 /drivers
parent3c5193a87b0fea090aa3f769d020337662d87b5e (diff)
net/mlx5e: TC, Reject rules with forward and drop actions
Such rules are redundant but allowed and passed to the driver. The driver does not support offloading such rules so return an error. Fixes: 03a9d11e6eeb ("net/mlx5e: Add TC drop and mirred/redirect action parsing for SRIOV offloads") Signed-off-by: Roi Dayan <roid@nvidia.com> Reviewed-by: Oz Shlomo <ozsh@nvidia.com> Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_tc.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
index 671f76c350db..4c6e3c26c1ab 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
@@ -3191,6 +3191,12 @@ actions_match_supported(struct mlx5e_priv *priv,
return false;
}
+ if (!(~actions &
+ (MLX5_FLOW_CONTEXT_ACTION_FWD_DEST | MLX5_FLOW_CONTEXT_ACTION_DROP))) {
+ NL_SET_ERR_MSG_MOD(extack, "Rule cannot support forward+drop action");
+ return false;
+ }
+
if (actions & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR &&
actions & MLX5_FLOW_CONTEXT_ACTION_DROP) {
NL_SET_ERR_MSG_MOD(extack, "Drop with modify header action is not supported");