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()
630 	prefix_len = tunnel->ip6rd.prefixlen + 32  in only_dnatted()
631 		- tunnel->ip6rd.relay_prefixlen;  in only_dnatted()
809 	if (ipv6_prefix_equal(v6dst, &tunnel->ip6rd.prefix,  in check_6rd()
810 			      tunnel->ip6rd.prefixlen)) {  in check_6rd()
815 		pbw0 = tunnel->ip6rd.prefixlen >> 5;  in check_6rd()
816 		pbi0 = tunnel->ip6rd.prefixlen & 0x1f;  in check_6rd()
818 		d = tunnel->ip6rd.relay_prefixlen < 32 ?  in check_6rd()
820 		    tunnel->ip6rd.relay_prefixlen : 0;  in check_6rd()
822 		pbi1 = pbi0 - tunnel->ip6rd.relay_prefixlen;  in check_6rd()
827 		*v4dst = tunnel->ip6rd.relay_prefix | htonl(d);  in check_6rd()
1165 				   struct ip_tunnel_6rd *ip6rd)  in ipip6_tunnel_update_6rd()  argument
1170 	if (ip6rd->relay_prefixlen > 32 ||  in ipip6_tunnel_update_6rd()
1171 	    ip6rd->prefixlen + (32 - ip6rd->relay_prefixlen) > 64)  in ipip6_tunnel_update_6rd()
1174 	ipv6_addr_prefix(&prefix, &ip6rd->prefix, ip6rd->prefixlen);  in ipip6_tunnel_update_6rd()
1175 	if (!ipv6_addr_equal(&prefix, &ip6rd->prefix))  in ipip6_tunnel_update_6rd()
1177 	if (ip6rd->relay_prefixlen)  in ipip6_tunnel_update_6rd()
1178 		relay_prefix = ip6rd->relay_prefix &  in ipip6_tunnel_update_6rd()
1180 				     (32 - ip6rd->relay_prefixlen));  in ipip6_tunnel_update_6rd()
1183 	if (relay_prefix != ip6rd->relay_prefix)  in ipip6_tunnel_update_6rd()
1186 	t->ip6rd.prefix = prefix;  in ipip6_tunnel_update_6rd()
1187 	t->ip6rd.relay_prefix = relay_prefix;  in ipip6_tunnel_update_6rd()
1188 	t->ip6rd.prefixlen = ip6rd->prefixlen;  in ipip6_tunnel_update_6rd()
1189 	t->ip6rd.relay_prefixlen = ip6rd->relay_prefixlen;  in ipip6_tunnel_update_6rd()
1199 	struct ip_tunnel_6rd ip6rd;  in ipip6_tunnel_get6rd()  local
1210 	ip6rd.prefix = t->ip6rd.prefix;  in ipip6_tunnel_get6rd()
1211 	ip6rd.relay_prefix = t->ip6rd.relay_prefix;  in ipip6_tunnel_get6rd()
1212 	ip6rd.prefixlen = t->ip6rd.prefixlen;  in ipip6_tunnel_get6rd()
1213 	ip6rd.relay_prefixlen = t->ip6rd.relay_prefixlen;  in ipip6_tunnel_get6rd()
1214 	if (copy_to_user(data, &ip6rd, sizeof(ip6rd)))  in ipip6_tunnel_get6rd()
1224 	struct ip_tunnel_6rd ip6rd;  in ipip6_tunnel_6rdctl()  local
1229 	if (copy_from_user(&ip6rd, data, sizeof(ip6rd)))  in ipip6_tunnel_6rdctl()
1233 		err = ipip6_tunnel_update_6rd(t, &ip6rd);  in ipip6_tunnel_6rdctl()
1519 				    struct ip_tunnel_6rd *ip6rd)  in ipip6_netlink_6rd_parms()  argument
1522 	memset(ip6rd, 0, sizeof(*ip6rd));  in ipip6_netlink_6rd_parms()
1529 		ip6rd->prefix = nla_get_in6_addr(data[IFLA_IPTUN_6RD_PREFIX]);  in ipip6_netlink_6rd_parms()
1534 		ip6rd->relay_prefix =  in ipip6_netlink_6rd_parms()
1540 		ip6rd->prefixlen = nla_get_u16(data[IFLA_IPTUN_6RD_PREFIXLEN]);  in ipip6_netlink_6rd_parms()
1545 		ip6rd->relay_prefixlen =  in ipip6_netlink_6rd_parms()
1561 	struct ip_tunnel_6rd ip6rd;  in ipip6_newlink()  local
1591 	if (ipip6_netlink_6rd_parms(data, &ip6rd)) {  in ipip6_newlink()
1592 		err = ipip6_tunnel_update_6rd(nt, &ip6rd);  in ipip6_newlink()
1611 	struct ip_tunnel_6rd ip6rd;  in ipip6_changelink()  local
1642 	if (ipip6_netlink_6rd_parms(data, &ip6rd))  in ipip6_changelink()
1643 		return ipip6_tunnel_update_6rd(t, &ip6rd);  in ipip6_changelink()
1710 			     &tunnel->ip6rd.prefix) ||  in ipip6_fill_info()
1712 			    tunnel->ip6rd.relay_prefix) ||  in ipip6_fill_info()
1714 			tunnel->ip6rd.prefixlen) ||  in ipip6_fill_info()
1716 			tunnel->ip6rd.relay_prefixlen))  in ipip6_fill_info()