vdpa/mlx5: Make setup/teardown_vq_resources() symmetrical

... by changing the setup_vq_resources() parameter type.
Reviewed-by: Cosmin Ratiu <cratiu@nvidia.com>
Acked-by: Eugenio Pérez <eperezma@redhat.com>
Signed-off-by: Dragos Tatulea <dtatulea@nvidia.com>
Message-Id: <20240626-stage-vdpa-vq-precreate-v2-2-560c491078df@nvidia.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

drivers/vdpa/mlx5/net/mlx5_vnet.c

@@ -146,7 +146,7 @@ static bool is_index_valid(struct mlx5_vdpa_dev *mvdev, u16 idx)
 
 static void free_fixed_resources(struct mlx5_vdpa_net *ndev);
 static void init_mvqs(struct mlx5_vdpa_net *ndev);
-static int setup_vq_resources(struct mlx5_vdpa_dev *mvdev);
+static int setup_vq_resources(struct mlx5_vdpa_net *ndev);
 static void teardown_vq_resources(struct mlx5_vdpa_net *ndev);
 
 static bool mlx5_vdpa_debug;
@@ -2862,7 +2862,7 @@ static int mlx5_vdpa_change_map(struct mlx5_vdpa_dev *mvdev,
 
 	if (teardown) {
 		restore_channels_info(ndev);
-		err = setup_vq_resources(mvdev);
+		err = setup_vq_resources(ndev);
 		if (err)
 			return err;
 	}
@@ -2873,9 +2873,9 @@ static int mlx5_vdpa_change_map(struct mlx5_vdpa_dev *mvdev,
 }
 
 /* reslock must be held for this function */
-static int setup_vq_resources(struct mlx5_vdpa_dev *mvdev)
+static int setup_vq_resources(struct mlx5_vdpa_net *ndev)
 {
-	struct mlx5_vdpa_net *ndev = to_mlx5_vdpa_ndev(mvdev);
+	struct mlx5_vdpa_dev *mvdev = &ndev->mvdev;
 	int err;
 
 	WARN_ON(!rwsem_is_locked(&ndev->reslock));
@@ -2997,7 +2997,7 @@ static void mlx5_vdpa_set_status(struct vdpa_device *vdev, u8 status)
 				goto err_setup;
 			}
 			register_link_notifier(ndev);
-			err = setup_vq_resources(mvdev);
+			err = setup_vq_resources(ndev);
 			if (err) {
 				mlx5_vdpa_warn(mvdev, "failed to setup driver\n");
 				goto err_driver;