router: fix dns search list option

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

diff --git a/src/dhcpv6.c b/src/dhcpv6.c
index 2d5861c4e9de08fa95cbd538529c8e5ea90eec1d..f71418d9e05fe5df9ed41cddd277bd56410d44db 100644 (file)
--- a/src/dhcpv6.c
+++ b/src/dhcpv6.c
@@ -47,7 +47,7 @@ int dhcpv6_setup_interface(struct interface *iface, bool enable)
 {
        int ret = 0;
 
-       if (iface->dhcpv6_event.uloop.fd > 0) {
+       if (iface->dhcpv6_event.uloop.fd >= 0) {
                uloop_fd_delete(&iface->dhcpv6_event.uloop);
                close(iface->dhcpv6_event.uloop.fd);
                iface->dhcpv6_event.uloop.fd = -1;
@@ -150,7 +150,7 @@ int dhcpv6_setup_interface(struct interface *iface, bool enable)
        ret = dhcpv6_ia_setup_interface(iface, enable);
 
 out:
-       if (ret < 0 && iface->dhcpv6_event.uloop.fd > 0) {
+       if (ret < 0 && iface->dhcpv6_event.uloop.fd >= 0) {
                close(iface->dhcpv6_event.uloop.fd);
                iface->dhcpv6_event.uloop.fd = -1;
        }