189 		ipv6_addr_set(&t->ip6rd.prefix, htonl(0x20020000), 0, 0, 0);  in ipip6_tunnel_clone_6rd()
190 		t->ip6rd.relay_prefix = 0;  in ipip6_tunnel_clone_6rd()
191 		t->ip6rd.prefixlen = 16;  in ipip6_tunnel_clone_6rd()
192 		t->ip6rd.relay_prefixlen = 0;  in ipip6_tunnel_clone_6rd()
195 		memcpy(&t->ip6rd, &t0->ip6rd, sizeof(t->ip6rd));  in ipip6_tunnel_clone_6rd()
631 	prefix_len = tunnel->ip6rd.prefixlen + 32  in only_dnatted()
632 		- tunnel->ip6rd.relay_prefixlen;  in only_dnatted()
812 	if (ipv6_prefix_equal(v6dst, &tunnel->ip6rd.prefix,  in check_6rd()
813 			      tunnel->ip6rd.prefixlen)) {  in check_6rd()
818 		pbw0 = tunnel->ip6rd.prefixlen >> 5;  in check_6rd()
819 		pbi0 = tunnel->ip6rd.prefixlen & 0x1f;  in check_6rd()
821 		d = tunnel->ip6rd.relay_prefixlen < 32 ?  in check_6rd()
823 		    tunnel->ip6rd.relay_prefixlen : 0;  in check_6rd()
825 		pbi1 = pbi0 - tunnel->ip6rd.relay_prefixlen;  in check_6rd()
830 		*v4dst = tunnel->ip6rd.relay_prefix | htonl(d);  in check_6rd()
1164 				   struct ip_tunnel_6rd *ip6rd)  in ipip6_tunnel_update_6rd()  argument
1169 	if (ip6rd->relay_prefixlen > 32 ||  in ipip6_tunnel_update_6rd()
1170 	    ip6rd->prefixlen + (32 - ip6rd->relay_prefixlen) > 64)  in ipip6_tunnel_update_6rd()
1173 	ipv6_addr_prefix(&prefix, &ip6rd->prefix, ip6rd->prefixlen);  in ipip6_tunnel_update_6rd()
1174 	if (!ipv6_addr_equal(&prefix, &ip6rd->prefix))  in ipip6_tunnel_update_6rd()
1176 	if (ip6rd->relay_prefixlen)  in ipip6_tunnel_update_6rd()
1177 		relay_prefix = ip6rd->relay_prefix &  in ipip6_tunnel_update_6rd()
1179 				     (32 - ip6rd->relay_prefixlen));  in ipip6_tunnel_update_6rd()
1182 	if (relay_prefix != ip6rd->relay_prefix)  in ipip6_tunnel_update_6rd()
1185 	t->ip6rd.prefix = prefix;  in ipip6_tunnel_update_6rd()
1186 	t->ip6rd.relay_prefix = relay_prefix;  in ipip6_tunnel_update_6rd()
1187 	t->ip6rd.prefixlen = ip6rd->prefixlen;  in ipip6_tunnel_update_6rd()
1188 	t->ip6rd.relay_prefixlen = ip6rd->relay_prefixlen;  in ipip6_tunnel_update_6rd()
1198 	struct ip_tunnel_6rd ip6rd;  in ipip6_tunnel_get6rd()  local
1209 	ip6rd.prefix = t->ip6rd.prefix;  in ipip6_tunnel_get6rd()
1210 	ip6rd.relay_prefix = t->ip6rd.relay_prefix;  in ipip6_tunnel_get6rd()
1211 	ip6rd.prefixlen = t->ip6rd.prefixlen;  in ipip6_tunnel_get6rd()
1212 	ip6rd.relay_prefixlen = t->ip6rd.relay_prefixlen;  in ipip6_tunnel_get6rd()
1213 	if (copy_to_user(ifr->ifr_ifru.ifru_data, &ip6rd, sizeof(ip6rd)))  in ipip6_tunnel_get6rd()
1222 	struct ip_tunnel_6rd ip6rd;  in ipip6_tunnel_6rdctl()  local
1227 	if (copy_from_user(&ip6rd, ifr->ifr_ifru.ifru_data, sizeof(ip6rd)))  in ipip6_tunnel_6rdctl()
1231 		err = ipip6_tunnel_update_6rd(t, &ip6rd);  in ipip6_tunnel_6rdctl()
1576 				    struct ip_tunnel_6rd *ip6rd)  in ipip6_netlink_6rd_parms()  argument
1579 	memset(ip6rd, 0, sizeof(*ip6rd));  in ipip6_netlink_6rd_parms()
1586 		ip6rd->prefix = nla_get_in6_addr(data[IFLA_IPTUN_6RD_PREFIX]);  in ipip6_netlink_6rd_parms()
1591 		ip6rd->relay_prefix =  in ipip6_netlink_6rd_parms()
1597 		ip6rd->prefixlen = nla_get_u16(data[IFLA_IPTUN_6RD_PREFIXLEN]);  in ipip6_netlink_6rd_parms()
1602 		ip6rd->relay_prefixlen =  in ipip6_netlink_6rd_parms()
1618 	struct ip_tunnel_6rd ip6rd;  in ipip6_newlink()  local
1648 	if (ipip6_netlink_6rd_parms(data, &ip6rd))  in ipip6_newlink()
1649 		err = ipip6_tunnel_update_6rd(nt, &ip6rd);  in ipip6_newlink()
1665 	struct ip_tunnel_6rd ip6rd;  in ipip6_changelink()  local
1696 	if (ipip6_netlink_6rd_parms(data, &ip6rd))  in ipip6_changelink()
1697 		return ipip6_tunnel_update_6rd(t, &ip6rd);  in ipip6_changelink()
1764 			     &tunnel->ip6rd.prefix) ||  in ipip6_fill_info()
1766 			    tunnel->ip6rd.relay_prefix) ||  in ipip6_fill_info()
1768 			tunnel->ip6rd.prefixlen) ||  in ipip6_fill_info()
1770 			tunnel->ip6rd.relay_prefixlen))  in ipip6_fill_info()