virtio_remoteproc: correct put_device virtio_device.dev

rproc_virtio_dev_release will be called iff virtio_device.dev's
reference count drops to 0. Here we just put vdev.dev, and then
rproc->dev's cleanup will be done in rproc_virtio_dev_release.
Reviewed-by: NCornelia Huck <cohuck@redhat.com>
Signed-off-by: Nweiping zhang <zhangweiping@didichuxing.com>
Signed-off-by: NBjorn Andersson <bjorn.andersson@linaro.org>

drivers/remoteproc/remoteproc_virtio.c

@@ -327,7 +327,7 @@ int rproc_add_virtio_dev(struct rproc_vdev *rvdev, int id)
 
 	ret = register_virtio_device(vdev);
 	if (ret) {
-		put_device(&rproc->dev);
+		put_device(&vdev->dev);
 		dev_err(dev, "failed to register vdev: %d\n", ret);
 		goto out;
 	}