netdev - [PATCH net] net/mlx5e: Fix unnecessary flow_block_cb_is

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Date:   Sat, 27 Jul 2019 22:59:55 +0800
From:   wenxu@...oud.cn
To:     netdev@...r.kernel.org, saeedm@...lanox.com
Subject: [PATCH net] net/mlx5e: Fix unnecessary flow_block_cb_is_busy call

From: wenxu <wenxu@...oud.cn>

When call flow_block_cb_is_busy. The indr_priv is guaranteed to
NULL ptr. So there is no need to call flow_bock_cb_is_busy.

Fixes: 0d4fd02e7199 ("net: flow_offload: add flow_block_cb_is_busy() and use it")
Signed-off-by: wenxu <wenxu@...oud.cn>
---
 drivers/net/ethernet/mellanox/mlx5/core/en_rep.c | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
index 7f747cb..496d303 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
@@ -722,10 +722,6 @@ static void mlx5e_rep_indr_tc_block_unbind(void *cb_priv)
 		if (indr_priv)
 			return -EEXIST;
 
-		if (flow_block_cb_is_busy(mlx5e_rep_indr_setup_block_cb,
-					  indr_priv, &mlx5e_block_cb_list))
-			return -EBUSY;
-
 		indr_priv = kmalloc(sizeof(*indr_priv), GFP_KERNEL);
 		if (!indr_priv)
 			return -ENOMEM;
-- 
1.8.3.1