196 			       struct flowi6 *fl6, bool apply_ratelimit)  in icmpv6_xrlim_allow()  argument
210 	dst = ip6_route_output(net, sk, fl6);  in icmpv6_xrlim_allow()
226 		peer = inet_getpeer_v6(net->ipv6.peers, &fl6->daddr);  in icmpv6_xrlim_allow()
240 				  struct flowi6 *fl6)  in icmpv6_rt_has_prefsrc()  argument
246 	dst = ip6_route_output(net, sk, fl6);  in icmpv6_rt_has_prefsrc()
276 void icmpv6_push_pending_frames(struct sock *sk, struct flowi6 *fl6,  in icmpv6_push_pending_frames()  argument
293 		icmp6h->icmp6_cksum = csum_ipv6_magic(&fl6->saddr,  in icmpv6_push_pending_frames()
294 						      &fl6->daddr,  in icmpv6_push_pending_frames()
295 						      len, fl6->flowi6_proto,  in icmpv6_push_pending_frames()
306 		icmp6h->icmp6_cksum = csum_ipv6_magic(&fl6->saddr,  in icmpv6_push_pending_frames()
307 						      &fl6->daddr,  in icmpv6_push_pending_frames()
308 						      len, fl6->flowi6_proto,  in icmpv6_push_pending_frames()
357 					     struct flowi6 *fl6)  in icmpv6_route_lookup()  argument
363 	err = ip6_dst_lookup(net, sk, &dst, fl6);  in icmpv6_route_lookup()
372 	    ipv6_anycast_destination(dst, &fl6->daddr)) {  in icmpv6_route_lookup()
381 	dst = xfrm_lookup(net, dst, flowi6_to_flowi(fl6), sk, 0);  in icmpv6_route_lookup()
462 	struct flowi6 fl6;  in icmp6_send()  local
558 	memset(&fl6, 0, sizeof(fl6));  in icmp6_send()
559 	fl6.flowi6_proto = IPPROTO_ICMPV6;  in icmp6_send()
560 	fl6.daddr = hdr->saddr;  in icmp6_send()
564 		fl6.saddr = *saddr;  in icmp6_send()
565 	} else if (!icmpv6_rt_has_prefsrc(sk, type, &fl6)) {  in icmp6_send()
571 			ipv6_dev_get_saddr(net, in_netdev, &fl6.daddr,  in icmp6_send()
573 					   &fl6.saddr);  in icmp6_send()
577 	fl6.flowi6_mark = mark;  in icmp6_send()
578 	fl6.flowi6_oif = iif;  in icmp6_send()
579 	fl6.fl6_icmp_type = type;  in icmp6_send()
580 	fl6.fl6_icmp_code = code;  in icmp6_send()
581 	fl6.flowi6_uid = sock_net_uid(net, NULL);  in icmp6_send()
582 	fl6.mp_hash = rt6_multipath_hash(net, &fl6, skb, NULL);  in icmp6_send()
583 	security_skb_classify_flow(skb, flowi6_to_flowi_common(&fl6));  in icmp6_send()
587 	if (!icmpv6_xrlim_allow(sk, type, &fl6, apply_ratelimit))  in icmp6_send()
595 	if (!fl6.flowi6_oif && ipv6_addr_is_multicast(&fl6.daddr))  in icmp6_send()
596 		fl6.flowi6_oif = READ_ONCE(np->mcast_oif);  in icmp6_send()
597 	else if (!fl6.flowi6_oif)  in icmp6_send()
598 		fl6.flowi6_oif = READ_ONCE(np->ucast_oif);  in icmp6_send()
602 	fl6.flowlabel = ip6_make_flowinfo(ipc6.tclass, fl6.flowlabel);  in icmp6_send()
604 	dst = icmpv6_route_lookup(net, skb, sk, &fl6);  in icmp6_send()
608 	ipc6.hlimit = ip6_sk_dst_hoplimit(np, &fl6, dst);  in icmp6_send()
627 			    &ipc6, &fl6, dst_rt6_info(dst),  in icmp6_send()
632 		icmpv6_push_pending_frames(sk, &fl6, &tmp_hdr,  in icmp6_send()
732 	struct flowi6 fl6;  in icmpv6_echo_reply()  local
763 	memset(&fl6, 0, sizeof(fl6));  in icmpv6_echo_reply()
765 		fl6.flowlabel = ip6_flowlabel(ipv6_hdr(skb));  in icmpv6_echo_reply()
767 	fl6.flowi6_proto = IPPROTO_ICMPV6;  in icmpv6_echo_reply()
768 	fl6.daddr = ipv6_hdr(skb)->saddr;  in icmpv6_echo_reply()
770 		fl6.saddr = *saddr;  in icmpv6_echo_reply()
771 	fl6.flowi6_oif = icmp6_iif(skb);  in icmpv6_echo_reply()
772 	fl6.fl6_icmp_type = type;  in icmpv6_echo_reply()
773 	fl6.flowi6_mark = mark;  in icmpv6_echo_reply()
774 	fl6.flowi6_uid = sock_net_uid(net, NULL);  in icmpv6_echo_reply()
775 	security_skb_classify_flow(skb, flowi6_to_flowi_common(&fl6));  in icmpv6_echo_reply()
783 	if (!fl6.flowi6_oif && ipv6_addr_is_multicast(&fl6.daddr))  in icmpv6_echo_reply()
784 		fl6.flowi6_oif = READ_ONCE(np->mcast_oif);  in icmpv6_echo_reply()
785 	else if (!fl6.flowi6_oif)  in icmpv6_echo_reply()
786 		fl6.flowi6_oif = READ_ONCE(np->ucast_oif);  in icmpv6_echo_reply()
788 	if (ip6_dst_lookup(net, sk, &dst, &fl6))  in icmpv6_echo_reply()
790 	dst = xfrm_lookup(net, dst, flowi6_to_flowi(&fl6), sk, 0);  in icmpv6_echo_reply()
797 	    !icmpv6_xrlim_allow(sk, ICMPV6_ECHO_REPLY, &fl6, apply_ratelimit))  in icmpv6_echo_reply()
807 	ipc6.hlimit = ip6_sk_dst_hoplimit(np, &fl6, dst);  in icmpv6_echo_reply()
817 			    sizeof(struct icmp6hdr), &ipc6, &fl6,  in icmpv6_echo_reply()
822 		icmpv6_push_pending_frames(sk, &fl6, &tmp_hdr,  in icmpv6_echo_reply()
1046 void icmpv6_flow_init(const struct sock *sk, struct flowi6 *fl6, u8 type,  in icmpv6_flow_init()  argument
1050 	memset(fl6, 0, sizeof(*fl6));  in icmpv6_flow_init()
1051 	fl6->saddr = *saddr;  in icmpv6_flow_init()
1052 	fl6->daddr = *daddr;  in icmpv6_flow_init()
1053 	fl6->flowi6_proto	= IPPROTO_ICMPV6;  in icmpv6_flow_init()
1054 	fl6->fl6_icmp_type	= type;  in icmpv6_flow_init()
1055 	fl6->fl6_icmp_code	= 0;  in icmpv6_flow_init()
1056 	fl6->flowi6_oif		= oif;  in icmpv6_flow_init()
1057 	security_sk_classify_flow(sk, flowi6_to_flowi_common(fl6));  in icmpv6_flow_init()