__rpmsg_destroy_ept(struct virtproc_info *vrp, struct rpmsg_endpoint *ept)
{
	/* make sure new inbound messages can't find this ept anymore */
	mutex_lock(&vrp->endpoints_lock);
	idr_remove(&vrp->endpoints, ept->addr);
	mutex_unlock(&vrp->endpoints_lock);

	/* make sure in-flight inbound messages won't invoke cb anymore */
	mutex_lock(&ept->cb_lock);
	ept->cb = NULL;
	mutex_unlock(&ept->cb_lock);

	kref_put(&ept->refcount, __ept_release);
}