void media_device_unregister_entity(struct media_entity *entity)
{
	struct media_device *mdev = entity->parent;

	if (mdev == NULL)
		return;

	spin_lock(&mdev->lock);
	list_del(&entity->list);
	spin_unlock(&mdev->lock);
	entity->parent = NULL;
}

The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.