diff --git a/drivers/virtio/virtio_balloon.c b/drivers/virtio/virtio_balloon.c
index f6c2dff33f8a..088b3a0e6ce6 100644
--- a/drivers/virtio/virtio_balloon.c
+++ b/drivers/virtio/virtio_balloon.c
@@ -1075,6 +1075,7 @@ static int virtballoon_probe(struct virtio_device *vdev)
 out_del_vqs:
 	vdev->config->del_vqs(vdev);
 out_free_vb:
+	mutex_destroy(&vb->balloon_lock);
 	kfree(vb);
 out:
 	return err;
@@ -1119,6 +1120,7 @@ static void virtballoon_remove(struct virtio_device *vdev)
 	}
 
 	remove_common(vb);
+	mutex_destroy(&vb->balloon_lock);
 	kfree(vb);
 }