Remove unsigned / signed warning

diff --git a/src/dhcpv6-ia.c b/src/dhcpv6-ia.c
index 89d3a1582053af82f85fa17ce62681629e483409..ccf7a58e6861fb6a1f8b219019ce4824cf848fc7 100644 (file)
--- a/src/dhcpv6-ia.c
+++ b/src/dhcpv6-ia.c
@@ -408,7 +408,8 @@ static void update(struct interface *iface)
                if (addr[i].addr.s6_addr32[0] != iface->ia_addr[i].addr.s6_addr32[0] ||
                                addr[i].addr.s6_addr32[1] != iface->ia_addr[i].addr.s6_addr32[1] ||
                                (addr[i].preferred > 0) != (iface->ia_addr[i].preferred > 0) ||
-                               (addr[i].valid > now + 7200) != (iface->ia_addr[i].valid > now + 7200))
+                               (addr[i].valid > (uint32_t)now + 7200) !=
+                                               (iface->ia_addr[i].valid > (uint32_t)now + 7200))
                        change = true;
 
        if (change) {