From: Yang Yingliang <yangyingliang@huawei.com>
Date: Thu, 5 Jan 2023 19:42:20 +0800
Subject: net/mlx5: fix missing mutex_unlock in
 mlx5_fw_fatal_reporter_err_work()
Patch-mainline: v6.2-rc5
Git-commit: 90e7cb78b81543998217b0eb446c067ce2191a79
References: jsc#SLE-19253

Add missing mutex_unlock() before returning from
mlx5_fw_fatal_reporter_err_work().

Fixes: 9078e843efec ("net/mlx5: Avoid recovery in probe flows")
Reported-by: kernel test robot <lkp@intel.com>
Reported-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Signed-off-by: Shay Drory <shayd@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 drivers/net/ethernet/mellanox/mlx5/core/health.c |    1 +
 1 file changed, 1 insertion(+)

--- a/drivers/net/ethernet/mellanox/mlx5/core/health.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/health.c
@@ -671,6 +671,7 @@ static void mlx5_fw_fatal_reporter_err_w
 	mutex_lock(&dev->intf_state_mutex);
 	if (test_bit(MLX5_DROP_NEW_HEALTH_WORK, &health->flags)) {
 		mlx5_core_err(dev, "health works are not permitted at this stage\n");
+		mutex_unlock(&dev->intf_state_mutex);
 		return;
 	}
 	mutex_unlock(&dev->intf_state_mutex);