X-Git-Url: http://git.archive.openwrt.org/?p=project%2Fodhcpd.git;a=blobdiff_plain;f=src%2Fdhcpv6-ia.c;h=3a12114544e780e4f783849731b106deae663097;hp=c655d93c1911235c187615523997ea59a3bcb141;hb=ec3320078c11474b8ea48225f330c15d9471e312;hpb=749997650804f107ebb2f5ed6c91ed95b620b4dd diff --git a/src/dhcpv6-ia.c b/src/dhcpv6-ia.c index c655d93..3a12114 100644 --- a/src/dhcpv6-ia.c +++ b/src/dhcpv6-ia.c @@ -933,6 +933,8 @@ ssize_t dhcpv6_handle_ia(uint8_t *buf, size_t buflen, struct interface *iface, char hostname[256]; size_t hostname_len = 0; bool class_oro = false; + bool notonlink = false; + dhcpv6_for_each_option(start, end, otype, olen, odata) { if (otype == DHCPV6_OPT_CLIENTID) { clid_data = odata; @@ -1184,6 +1186,7 @@ ssize_t dhcpv6_handle_ia(uint8_t *buf, size_t buflen, struct interface *iface, // Send NOTONLINK for CONFIRM with addr present so that clients restart connection status = DHCPV6_STATUS_NOTONLINK; ia_response_len = append_reply(buf, buflen, status, ia, a, iface, true); + notonlink = true; } buf += ia_response_len; @@ -1191,14 +1194,14 @@ ssize_t dhcpv6_handle_ia(uint8_t *buf, size_t buflen, struct interface *iface, response_len += ia_response_len; } - if ((hdr->msg_type == DHCPV6_MSG_RELEASE || hdr->msg_type == DHCPV6_MSG_DECLINE) && + if ((hdr->msg_type == DHCPV6_MSG_RELEASE || hdr->msg_type == DHCPV6_MSG_DECLINE || notonlink) && response_len + 6 < buflen) { buf[0] = 0; buf[1] = DHCPV6_OPT_STATUS; buf[2] = 0; buf[3] = 2; buf[4] = 0; - buf[5] = DHCPV6_STATUS_OK; + buf[5] = (notonlink) ? DHCPV6_STATUS_NOTONLINK : DHCPV6_STATUS_OK; response_len += 6; }