netdev - [net-next 3/7] net/mlx5e: TC, Destroy nic flow counter if exists

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Message-Id: <20211102002914.1052888-4-saeed@kernel.org>
Date:   Mon,  1 Nov 2021 17:29:10 -0700
From:   Saeed Mahameed <saeed@...nel.org>
To:     "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>
Cc:     netdev@...r.kernel.org, Roi Dayan <roid@...dia.com>,
        Vlad Buslov <vladbu@...dia.com>,
        Saeed Mahameed <saeedm@...dia.com>
Subject: [net-next 3/7] net/mlx5e: TC, Destroy nic flow counter if exists

From: Roi Dayan <roid@...dia.com>

Counter is only added if counter flag exists.
So check the counter fag exists for deleting the counter.
This is the same as in add/del fdb flow.

Signed-off-by: Roi Dayan <roid@...dia.com>
Reviewed-by: Vlad Buslov <vladbu@...dia.com>
Signed-off-by: Saeed Mahameed <saeedm@...dia.com>
---
 drivers/net/ethernet/mellanox/mlx5/core/en_tc.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
index 835caa1c7b74..50424998b5c8 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
@@ -1137,7 +1137,8 @@ static void mlx5e_tc_del_nic_flow(struct mlx5e_priv *priv,
 	if (attr->action & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR)
 		mlx5e_detach_mod_hdr(priv, flow);
 
-	mlx5_fc_destroy(priv->mdev, attr->counter);
+	if (attr->action & MLX5_FLOW_CONTEXT_ACTION_COUNT)
+		mlx5_fc_destroy(priv->mdev, attr->counter);
 
 	if (flow_flag_test(flow, HAIRPIN))
 		mlx5e_hairpin_flow_del(priv, flow);
-- 
2.31.1