X-Git-Url: http://git.archive.openwrt.org/?p=project%2Fodhcpd.git;a=blobdiff_plain;f=src%2Frouter.c;h=772d77017b4112859f6824dc55e8057bff142912;hp=ddec21e434845a528d0984fa2794b1702f7c0003;hb=521ffa12eb85561b5ca3de2f807485bcb004cf42;hpb=24c344b621b0d8d81be2aaac806d905dbe6bbca6;ds=sidebyside

diff --git a/src/router.c b/src/router.c
index ddec21e..772d770 100644
--- a/src/router.c
+++ b/src/router.c
@@ -88,6 +88,9 @@ int init_router(void)
 
 int setup_router_interface(struct interface *iface, bool enable)
 {
+	if (!fp_route || router_event.uloop.fd < 0)
+		return -1;
+
 	struct ipv6_mreq all_nodes = {ALL_IPV6_NODES, iface->ifindex};
 	struct ipv6_mreq all_routers = {ALL_IPV6_ROUTERS, iface->ifindex};
 
@@ -276,7 +279,7 @@ static void send_router_advert(struct uloop_timeout *event)
 	bool have_public = false;
 	size_t cnt = 0;
 
-	struct in6_addr dns_pref, *dns_addr = &dns_pref;
+	struct in6_addr dns_pref = IN6ADDR_ANY_INIT, *dns_addr = &dns_pref;
 	uint32_t dns_time = 0;
 	size_t dns_cnt = 1;
 
@@ -344,7 +347,7 @@ static void send_router_advert(struct uloop_timeout *event)
 		dns_time = 2 * MaxRtrAdvInterval;
 	}
 
-	if (!dns_addr)
+	if (!dns_addr || IN6_IS_ADDR_UNSPECIFIED(dns_addr))
 		dns_cnt = 0;
 
 	struct {