static int bearer_ctl_send_unacked(struct net_buf *buf)
{
	if (!buf) {
		return -ENOMEM;
	}

	prov_clear_tx();
	k_work_reschedule(&link.prot_timer, PROTOCOL_TIMEOUT);

	bt_mesh_adv_send(buf, &buf_sent_cb, NULL);
	net_buf_unref(buf);

	return 0;
}
static int bearer_ctl_send_unacked(struct net_buf *buf)
{
	if (!buf) {
		return -ENOMEM;
	}

	prov_clear_tx();
	k_work_reschedule(&link.prot_timer, PROTOCOL_TIMEOUT);

	bt_mesh_adv_send(buf, &buf_sent_cb, NULL);
	net_buf_unref(buf);

	return 0;
}