tethering: Fall back to google's DNS when dnsproxy listener addition fails

diff --git a/src/tethering.c b/src/tethering.c
index f7732c9..c7f4f10 100644 (file)
--- a/src/tethering.c
+++ b/src/tethering.c
@@ -334,6 +334,8 @@ void __connman_tethering_set_enabled(void)
        DBG("enabled %d", tethering_enabled + 1);
 
        if (g_atomic_int_exchange_and_add(&tethering_enabled, 1) == 0) {
+               const char *dns;
+
                err = create_bridge(BRIDGE_NAME);
                if (err < 0)
                        return;
@@ -344,15 +346,18 @@ void __connman_tethering_set_enabled(void)
                        return;
                }
 
-               if (__connman_dnsproxy_add_listener(BRIDGE_NAME) < 0)
+               dns = BRIDGE_IP;
+               if (__connman_dnsproxy_add_listener(BRIDGE_NAME) < 0) {
                        connman_error("Can't add listener %s to DNS proxy",
                                                                BRIDGE_NAME);
+                       dns = BRIDGE_DNS;
+               }
 
                tethering_dhcp_server =
                        dhcp_server_start(BRIDGE_NAME,
                                                BRIDGE_IP, BRIDGE_SUBNET,
                                                BRIDGE_IP_START, BRIDGE_IP_END,
-                                                       24 * 3600, BRIDGE_IP);
+                                                       24 * 3600, dns);
                if (tethering_dhcp_server == NULL) {
                        disable_bridge(BRIDGE_NAME);
                        remove_bridge(BRIDGE_NAME);