DHCPv4: send DHCPNAK if requested addr != leased addr

[project/odhcpd.git] / src / dhcpv6-ia.c

diff --git a/src/dhcpv6-ia.c b/src/dhcpv6-ia.c
index 181973d..fe47130 100644 (file)
--- a/src/dhcpv6-ia.c
+++ b/src/dhcpv6-ia.c
@@ -258,6 +258,8 @@ void dhcpv6_write_statefile(void)
                                        for (size_t i = 0; i < addrlen; ++i) {
                                                if (addrs[i].prefix > 96)
                                                        continue;
+                                               if (c->valid_until <= now)
+                                                       continue;
 
                                                addr = addrs[i].addr;
                                                if (c->length == 128)