net/netfilter/xt_l2tp.c

79 static bool l2tp_udp_mt(const struct sk_buff *skb, struct xt_action_param *par, u16 thoff)
83 	int offs = thoff + uhlen;
139 static bool l2tp_ip_mt(const struct sk_buff *skb, struct xt_action_param *par, u16 thoff)
147 	lh = skb_header_pointer(skb, thoff, sizeof(lhbuf), &lhbuf);
155 		lh = skb_header_pointer(skb, thoff + 8, sizeof(lhbuf),
178 		return l2tp_udp_mt(skb, par, par->thoff);
180 		return l2tp_ip_mt(skb, par, par->thoff);
189 	unsigned int thoff = 0;
193 	ipproto = ipv6_find_hdr(skb, &thoff, -1, &fragoff, NULL);
200 		return l2tp_udp_mt(skb, par, thoff);
202 		return l2tp_ip_mt(skb, par, thoff);