Fix ALL_DHCPV6_RELAYS/ALL_DHCPV6_SERVERS membership subscription

diff --git a/src/dhcpv6.c b/src/dhcpv6.c
index 8f8f435..9b802c4 100644 (file)
--- a/src/dhcpv6.c
+++ b/src/dhcpv6.c
@@ -84,12 +84,10 @@ int setup_dhcpv6_interface(struct interface *iface, bool enable)
 
                struct ipv6_mreq relay = {ALL_DHCPV6_RELAYS, iface->ifindex};
                struct ipv6_mreq server = {ALL_DHCPV6_SERVERS, iface->ifindex};
-               setsockopt(iface->dhcpv6_event.uloop.fd, IPPROTO_IPV6,
-                               IPV6_ADD_MEMBERSHIP, &relay, sizeof(relay));
+               setsockopt(sock, IPPROTO_IPV6, IPV6_ADD_MEMBERSHIP, &relay, sizeof(relay));
 
                if (iface->dhcpv6 == RELAYD_SERVER)
-                       setsockopt(iface->dhcpv6_event.uloop.fd, IPPROTO_IPV6,
-                                       IPV6_ADD_MEMBERSHIP, &server, sizeof(server));
+                       setsockopt(sock, IPPROTO_IPV6, IPV6_ADD_MEMBERSHIP, &server, sizeof(server));
 
                iface->dhcpv6_event.uloop.fd = sock;
                iface->dhcpv6_event.handle_dgram = handle_dhcpv6;