vdpa/mlx5: Forward error in suspend/resume device

Start using the suspend/resume_vq() error return codes previously added.

Reviewed-by: Cosmin Ratiu <[email protected]>
Reviewed-by: Zhu Yanjun <[email protected]>
Signed-off-by: Dragos Tatulea <[email protected]>
Message-Id: <[email protected]>
Signed-off-by: Michael S. Tsirkin <[email protected]>
Reviewed-by: Eugenio Pérez <[email protected]>
Reviewed-by: Eugenio Pérez <[email protected]>

Author: dtatulea

drivers/vdpa/mlx5/net/mlx5_vnet.c

@@ -3436,33 +3436,37 @@ static int mlx5_vdpa_suspend(struct vdpa_device *vdev)
 {
 	struct mlx5_vdpa_dev *mvdev = to_mvdev(vdev);
 	struct mlx5_vdpa_net *ndev = to_mlx5_vdpa_ndev(mvdev);
+	int err;
 
 	mlx5_vdpa_info(mvdev, "suspending device\n");
 
 	down_write(&ndev->reslock);
 	unregister_link_notifier(ndev);
-	suspend_vqs(ndev);
+	err = suspend_vqs(ndev);
 	mlx5_vdpa_cvq_suspend(mvdev);
 	mvdev->suspended = true;
 	up_write(&ndev->reslock);
-	return 0;
+
+	return err;
 }
 
 static int mlx5_vdpa_resume(struct vdpa_device *vdev)
 {
 	struct mlx5_vdpa_dev *mvdev = to_mvdev(vdev);
 	struct mlx5_vdpa_net *ndev;
+	int err;
 
 	ndev = to_mlx5_vdpa_ndev(mvdev);
 
 	mlx5_vdpa_info(mvdev, "resuming device\n");
 
 	down_write(&ndev->reslock);
 	mvdev->suspended = false;
-	resume_vqs(ndev);
+	err = resume_vqs(ndev);
 	register_link_notifier(ndev);
 	up_write(&ndev->reslock);
-	return 0;
+
+	return err;
 }
 
 static int mlx5_set_group_asid(struct vdpa_device *vdev, u32 group,