l3_overhead       222 net/l2tp/l2tp_eth.c 	u32 l3_overhead = 0;
l3_overhead       232 net/l2tp/l2tp_eth.c 	l3_overhead = kernel_sock_ip_overhead(tunnel->sock);
l3_overhead       235 net/l2tp/l2tp_eth.c 	if (l3_overhead == 0) {
l3_overhead       246 net/l2tp/l2tp_eth.c 	overhead += session->hdr_len + ETH_HLEN + l3_overhead;