media: cadence: csi2rx: Cleanup media entity properly

Call media_entity_cleanup() in probe error path and remove to make sure
the media entity is cleaned up properly.
Suggested-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Pratyush Yadav <p.yadav@ti.com>
Tested-by: Julien Massot <julien.massot@collabora.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>
Reviewed-by: Maxime Ripard <mripard@kernel.org>
Signed-off-by: Jai Luthra <j-luthra@ti.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>

drivers/media/platform/cadence/cdns-csi2rx.c

@@ -547,6 +547,7 @@ static int csi2rx_probe(struct platform_device *pdev)
 err_cleanup:
 	v4l2_async_nf_unregister(&csi2rx->notifier);
 	v4l2_async_nf_cleanup(&csi2rx->notifier);
+	media_entity_cleanup(&csi2rx->subdev.entity);
 err_free_priv:
 	kfree(csi2rx);
 	return ret;
@@ -559,6 +560,7 @@ static void csi2rx_remove(struct platform_device *pdev)
 	v4l2_async_nf_unregister(&csi2rx->notifier);
 	v4l2_async_nf_cleanup(&csi2rx->notifier);
 	v4l2_async_unregister_subdev(&csi2rx->subdev);
+	media_entity_cleanup(&csi2rx->subdev.entity);
 	kfree(csi2rx);
 }