From: Parav Pandit <parav@mellanox.com>
Date: Sun, 8 Mar 2020 23:17:37 -0500
Subject: net/mlx5: Simplify mlx5_unload_one() and its callers
Patch-mainline: v5.7-rc1
Git-commit: f999b706b7ab5dae45a3ee5c2b3bc2b47c11b0c5
References: jsc#SLE-15172

mlx5_unload_one() always returns 0.
Simplify callers of mlx5_unload_one() and remove the dead code.

Reviewed-by: Moshe Shemesh <moshe@mellanox.com>
Signed-off-by: Parav Pandit <parav@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 drivers/net/ethernet/mellanox/mlx5/core/devlink.c   |    3 ++-
 drivers/net/ethernet/mellanox/mlx5/core/main.c      |   10 ++--------
 drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h |    2 +-
 3 files changed, 5 insertions(+), 10 deletions(-)

--- a/drivers/net/ethernet/mellanox/mlx5/core/devlink.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/devlink.c
@@ -90,7 +90,8 @@ static int mlx5_devlink_reload_down(stru
 {
 	struct mlx5_core_dev *dev = devlink_priv(devlink);
 
-	return mlx5_unload_one(dev, false);
+	mlx5_unload_one(dev, false);
+	return 0;
 }
 
 static int mlx5_devlink_reload_up(struct devlink *devlink,
--- a/drivers/net/ethernet/mellanox/mlx5/core/main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c
@@ -1235,7 +1235,7 @@ function_teardown:
 	return err;
 }
 
-int mlx5_unload_one(struct mlx5_core_dev *dev, bool cleanup)
+void mlx5_unload_one(struct mlx5_core_dev *dev, bool cleanup)
 {
 	if (cleanup) {
 		mlx5_unregister_device(dev);
@@ -1264,7 +1264,6 @@ int mlx5_unload_one(struct mlx5_core_dev
 	mlx5_function_teardown(dev, cleanup);
 out:
 	mutex_unlock(&dev->intf_state_mutex);
-	return 0;
 }
 
 static int mlx5_mdev_init(struct mlx5_core_dev *dev, int profile_idx)
@@ -1385,12 +1384,7 @@ static void remove_one(struct pci_dev *p
 	mlx5_crdump_disable(dev);
 	mlx5_devlink_unregister(devlink);
 
-	if (mlx5_unload_one(dev, true)) {
-		mlx5_core_err(dev, "mlx5_unload_one failed\n");
-		mlx5_health_flush(dev);
-		return;
-	}
-
+	mlx5_unload_one(dev, true);
 	mlx5_pci_close(dev);
 	mlx5_mdev_uninit(dev);
 	mlx5_devlink_free(devlink);
--- a/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h
@@ -244,6 +244,6 @@ enum {
 u8 mlx5_get_nic_state(struct mlx5_core_dev *dev);
 void mlx5_set_nic_state(struct mlx5_core_dev *dev, u8 state);
 
-int mlx5_unload_one(struct mlx5_core_dev *dev, bool cleanup);
+void mlx5_unload_one(struct mlx5_core_dev *dev, bool cleanup);
 int mlx5_load_one(struct mlx5_core_dev *dev, bool boot);
 #endif /* __MLX5_CORE_H__ */