525 static int rawv6_push_pending_frames(struct sock *sk, struct flowi *fl,  in rawv6_push_pending_frames()  argument
587 	csum = csum_ipv6_magic(&fl->fl6_src,  in rawv6_push_pending_frames()
588 				   &fl->fl6_dst,  in rawv6_push_pending_frames()
589 				   total_len, fl->proto, tmp_csum);  in rawv6_push_pending_frames()
591 	if (csum == 0 && fl->proto == IPPROTO_UDP)  in rawv6_push_pending_frames()
604 			struct flowi *fl, struct rt6_info *rt,  in rawv6_send_hdrinc()  argument
613 		ipv6_local_error(sk, EMSGSIZE, fl, rt->u.dst.dev->mtu);  in rawv6_send_hdrinc()
659 static int rawv6_probe_proto_opt(struct flowi *fl, struct msghdr *msg)  in rawv6_probe_proto_opt()  argument
676 		switch (fl->proto) {  in rawv6_probe_proto_opt()
691 				if (get_user(fl->fl_icmp_type, type) ||  in rawv6_probe_proto_opt()
692 				    get_user(fl->fl_icmp_code, code))  in rawv6_probe_proto_opt()
703 				if (get_user(fl->fl_mh_type, &p[2 - len]))  in rawv6_probe_proto_opt()
732 	struct flowi fl;  in rawv6_sendmsg()  local
752 	memset(&fl, 0, sizeof(fl));  in rawv6_sendmsg()
754 	fl.mark = sk->sk_mark;  in rawv6_sendmsg()
776 			fl.fl6_flowlabel = sin6->sin6_flowinfo&IPV6_FLOWINFO_MASK;  in rawv6_sendmsg()
777 			if (fl.fl6_flowlabel&IPV6_FLOWLABEL_MASK) {  in rawv6_sendmsg()
778 				flowlabel = fl6_sock_lookup(sk, fl.fl6_flowlabel);  in rawv6_sendmsg()
796 			fl.oif = sin6->sin6_scope_id;  in rawv6_sendmsg()
803 		fl.fl6_flowlabel = np->flow_label;  in rawv6_sendmsg()
806 	if (fl.oif == 0)  in rawv6_sendmsg()
807 		fl.oif = sk->sk_bound_dev_if;  in rawv6_sendmsg()
814 		err = datagram_send_ctl(sock_net(sk), msg, &fl, opt, &hlimit, &tclass);  in rawv6_sendmsg()
819 		if ((fl.fl6_flowlabel&IPV6_FLOWLABEL_MASK) && !flowlabel) {  in rawv6_sendmsg()
820 			flowlabel = fl6_sock_lookup(sk, fl.fl6_flowlabel);  in rawv6_sendmsg()
833 	fl.proto = proto;  in rawv6_sendmsg()
834 	err = rawv6_probe_proto_opt(&fl, msg);  in rawv6_sendmsg()
839 		ipv6_addr_copy(&fl.fl6_dst, daddr);  in rawv6_sendmsg()
841 		fl.fl6_dst.s6_addr[15] = 0x1; /* :: means loopback (BSD'ism) */  in rawv6_sendmsg()
842 	if (ipv6_addr_any(&fl.fl6_src) && !ipv6_addr_any(&np->saddr))  in rawv6_sendmsg()
843 		ipv6_addr_copy(&fl.fl6_src, &np->saddr);  in rawv6_sendmsg()
848 		ipv6_addr_copy(&final, &fl.fl6_dst);  in rawv6_sendmsg()
849 		ipv6_addr_copy(&fl.fl6_dst, rt0->addr);  in rawv6_sendmsg()
853 	if (!fl.oif && ipv6_addr_is_multicast(&fl.fl6_dst))  in rawv6_sendmsg()
854 		fl.oif = np->mcast_oif;  in rawv6_sendmsg()
855 	security_sk_classify_flow(sk, &fl);  in rawv6_sendmsg()
857 	err = ip6_dst_lookup(sk, &dst, &fl);  in rawv6_sendmsg()
861 		ipv6_addr_copy(&fl.fl6_dst, final_p);  in rawv6_sendmsg()
863 	err = __xfrm_lookup(sock_net(sk), &dst, &fl, sk, XFRM_LOOKUP_WAIT);  in rawv6_sendmsg()
866 			err = ip6_dst_blackhole(sk, &dst, &fl);  in rawv6_sendmsg()
872 		if (ipv6_addr_is_multicast(&fl.fl6_dst))  in rawv6_sendmsg()
891 		err = rawv6_send_hdrinc(sk, msg->msg_iov, len, &fl, (struct rt6_info*)dst, msg->msg_flags);  in rawv6_sendmsg()
895 			len, 0, hlimit, tclass, opt, &fl, (struct rt6_info*)dst,  in rawv6_sendmsg()
901 			err = rawv6_push_pending_frames(sk, &fl, rp);  in rawv6_sendmsg()