514 					 struct udphdr *uh,  in __udp6_lib_err_encap()  argument
544 	sk = __udp6_lib_lookup(net, &hdr->daddr, uh->source,  in __udp6_lib_err_encap()
545 			       &hdr->saddr, uh->dest,  in __udp6_lib_err_encap()
575 	struct udphdr *uh = (struct udphdr *)(skb->data+offset);  in __udp6_lib_err()  local
582 	sk = __udp6_lib_lookup(net, daddr, uh->dest, saddr, uh->source,  in __udp6_lib_err()
588 			sk = __udp6_lib_err_encap(net, hdr, offset, uh,  in __udp6_lib_err()
628 			udp_sk(sk)->encap_err_rcv(sk, skb, err, uh->dest,  in __udp6_lib_err()
629 						  ntohl(info), (u8 *)(uh+1));  in __udp6_lib_err()
637 		ipv6_icmp_error(sk, skb, err, uh->dest, ntohl(info), (u8 *)(uh+1));  in __udp6_lib_err()
847 	const struct udphdr *uh = udp_hdr(skb);  in __udp6_lib_mcast_deliver()  local
848 	unsigned short hnum = ntohs(uh->dest);  in __udp6_lib_mcast_deliver()
867 		if (!__udp_v6_is_mcast_sock(net, sk, uh->dest, daddr,  in __udp6_lib_mcast_deliver()
868 					    uh->source, saddr, dif, sdif,  in __udp6_lib_mcast_deliver()
874 		if (!uh->check && !udp_get_no_check6_rx(sk))  in __udp6_lib_mcast_deliver()
921 				struct udphdr *uh)  in udp6_unicast_rcv_skb()  argument
925 	if (inet_get_convert_csum(sk) && uh->check && !IS_UDPLITE(sk))  in udp6_unicast_rcv_skb()
943 	struct udphdr *uh;  in __udp6_lib_rcv()  local
952 	uh = udp_hdr(skb);  in __udp6_lib_rcv()
954 	ulen = ntohs(uh->len);  in __udp6_lib_rcv()
965 		if (ulen < sizeof(*uh))  in __udp6_lib_rcv()
973 			uh = udp_hdr(skb);  in __udp6_lib_rcv()
977 	if (udp6_csum_init(skb, uh, proto))  in __udp6_lib_rcv()
981 	sk = inet6_steal_sock(net, skb, sizeof(struct udphdr), saddr, uh->source, daddr, uh->dest,  in __udp6_lib_rcv()
993 		if (!uh->check && !udp_get_no_check6_rx(sk)) {  in __udp6_lib_rcv()
999 		ret = udp6_unicast_rcv_skb(sk, skb, uh);  in __udp6_lib_rcv()
1013 	sk = __udp6_lib_lookup_skb(skb, uh->source, uh->dest, udptable);  in __udp6_lib_rcv()
1015 		if (!uh->check && !udp_get_no_check6_rx(sk))  in __udp6_lib_rcv()
1017 		return udp6_unicast_rcv_skb(sk, skb, uh);  in __udp6_lib_rcv()
1022 	if (!uh->check)  in __udp6_lib_rcv()
1043 			    saddr, ntohs(uh->source),  in __udp6_lib_rcv()
1045 			    daddr, ntohs(uh->dest));  in __udp6_lib_rcv()
1091 	const struct udphdr *uh;  in udp_v6_early_demux()  local
1101 	uh = udp_hdr(skb);  in udp_v6_early_demux()
1104 		sk = __udp6_lib_demux_lookup(net, uh->dest,  in udp_v6_early_demux()
1106 					     uh->source, &ipv6_hdr(skb)->saddr,  in udp_v6_early_demux()
1186 	struct udphdr *uh = udp_hdr(skb);  in udp6_hwcsum_outgoing()  local
1194 		uh->check = ~csum_ipv6_magic(saddr, daddr, len, IPPROTO_UDP, 0);  in udp6_hwcsum_outgoing()
1211 		uh->check = csum_ipv6_magic(saddr, daddr, len, IPPROTO_UDP,  in udp6_hwcsum_outgoing()
1213 		if (uh->check == 0)  in udp6_hwcsum_outgoing()
1214 			uh->check = CSUM_MANGLED_0;  in udp6_hwcsum_outgoing()
1226 	struct udphdr *uh;  in udp_v6_send_skb()  local
1232 	int datalen = len - sizeof(*uh);  in udp_v6_send_skb()
1237 	uh = udp_hdr(skb);  in udp_v6_send_skb()
1238 	uh->source = fl6->fl6_sport;  in udp_v6_send_skb()
1239 	uh->dest = fl6->fl6_dport;  in udp_v6_send_skb()
1240 	uh->len = htons(len);  in udp_v6_send_skb()
1241 	uh->check = 0;  in udp_v6_send_skb()
1288 	uh->check = csum_ipv6_magic(&fl6->saddr, &fl6->daddr,  in udp_v6_send_skb()
1290 	if (uh->check == 0)  in udp_v6_send_skb()
1291 		uh->check = CSUM_MANGLED_0;  in udp_v6_send_skb()