diff --git a/drivers/media/platform/st/stm32/stm32-dcmi.c b/drivers/media/platform/st/stm32/stm32-dcmi.c
index 8cb4fdcae137..cdb14d9ea62c 100644
--- a/drivers/media/platform/st/stm32/stm32-dcmi.c
+++ b/drivers/media/platform/st/stm32/stm32-dcmi.c
@@ -2077,6 +2077,7 @@ static int dcmi_probe(struct platform_device *pdev)
 	return 0;
 
 err_cleanup:
+	v4l2_async_nf_unregister(&dcmi->notifier);
 	v4l2_async_nf_cleanup(&dcmi->notifier);
 err_media_entity_cleanup:
 	media_entity_cleanup(&dcmi->vdev->entity);