From: Mohamad Haj Yahia <moha...@mellanox.com>

Detaching the netdev before unregistering it cause some netdev cleanup
ndos to fail because they check presence of the netdev, so we need to
unregister the netdev first.

Fixes: 26e59d8077a3 ('net/mlx5e: Implement mlx5e interface attach/detach 
callbacks')
Signed-off-by: Mohamad Haj Yahia <moha...@mellanox.com>
Signed-off-by: Saeed Mahameed <sae...@mellanox.com>
---
 drivers/net/ethernet/mellanox/mlx5/core/en_main.c | 2 +-
 drivers/net/ethernet/mellanox/mlx5/core/en_rep.c  | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c 
b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
index 5c8ab3e..f4c687c 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
@@ -4048,7 +4048,6 @@ void mlx5e_destroy_netdev(struct mlx5_core_dev *mdev, 
struct mlx5e_priv *priv)
        const struct mlx5e_profile *profile = priv->profile;
        struct net_device *netdev = priv->netdev;
 
-       unregister_netdev(netdev);
        destroy_workqueue(priv->wq);
        if (profile->cleanup)
                profile->cleanup(priv);
@@ -4065,6 +4064,7 @@ static void mlx5e_remove(struct mlx5_core_dev *mdev, void 
*vpriv)
        for (vport = 1; vport < total_vfs; vport++)
                mlx5_eswitch_unregister_vport_rep(esw, vport);
 
+       unregister_netdev(priv->netdev);
        mlx5e_detach(mdev, vpriv);
        mlx5e_destroy_netdev(mdev, priv);
 }
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c 
b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
index 3c97da1..7fe6559 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
@@ -457,6 +457,7 @@ void mlx5e_vport_rep_unload(struct mlx5_eswitch *esw,
        struct mlx5e_priv *priv = rep->priv_data;
        struct net_device *netdev = priv->netdev;
 
+       unregister_netdev(netdev);
        mlx5e_detach_netdev(esw->dev, netdev);
        mlx5e_destroy_netdev(esw->dev, priv);
 }
-- 
2.7.4

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