static void init(void)
{
	attr_pool = mempool_create(sizeof(struct l2tp_attr_t));
	pack_pool = mempool_create(sizeof(struct l2tp_packet_t));
	buf_pool = mempool_create(L2TP_MAX_PACKET_SIZE);
}
static void init(void)
{
	attr_pool = mempool_create(sizeof(struct l2tp_attr_t));
	pack_pool = mempool_create(sizeof(struct l2tp_packet_t));
	buf_pool = mempool_create(L2TP_MAX_PACKET_SIZE);
}