linux-kernel - [PATCH] net/mlx5: Remove unneeded variable in mlx5_unload

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Message-ID: <1568307542-43797-1-git-send-email-zhongjiang@huawei.com>
Date:   Fri, 13 Sep 2019 00:59:02 +0800
From:   zhong jiang <zhongjiang@...wei.com>
To:     <davem@...emloft.net>, <saeedm@...lanox.com>
CC:     <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH] net/mlx5: Remove unneeded variable in mlx5_unload_one

mlx5_unload_one do not need local variable to store different value,
Hence just remove it.

Signed-off-by: zhong jiang <zhongjiang@...wei.com>
---
 drivers/net/ethernet/mellanox/mlx5/core/main.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c
index 9648c22..c39bb37 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c
@@ -1228,8 +1228,6 @@ static int mlx5_load_one(struct mlx5_core_dev *dev, bool boot)
 
 static int mlx5_unload_one(struct mlx5_core_dev *dev, bool cleanup)
 {
-	int err = 0;
-
 	if (cleanup) {
 		mlx5_unregister_device(dev);
 		mlx5_drain_health_wq(dev);
@@ -1257,7 +1255,7 @@ static int mlx5_unload_one(struct mlx5_core_dev *dev, bool cleanup)
 	mlx5_function_teardown(dev, cleanup);
 out:
 	mutex_unlock(&dev->intf_state_mutex);
-	return err;
+	return 0;
 }
 
 static int mlx5_mdev_init(struct mlx5_core_dev *dev, int profile_idx)
-- 
1.7.12.4