Handle DHCP failures and disconnect from the network

diff --git a/src/network.c b/src/network.c
index 1ef7486..d77173b 100644 (file)
--- a/src/network.c
+++ b/src/network.c
@@ -1082,12 +1082,40 @@ static void network_remove(struct connman_element *element)
                network->driver->remove(network);
 }
 
+static void network_change(struct connman_element *element)
+{
+       struct connman_network *network = element->network;
+
+       DBG("element %p name %s", element, element->name);
+
+       if (element->state != CONNMAN_ELEMENT_STATE_ERROR)
+               return;
+
+       if (element->error != CONNMAN_ELEMENT_ERROR_DHCP_FAILED)
+               return;
+
+       if (network->connected == FALSE)
+               return;
+
+       connman_element_unregister_children(element);
+
+       connman_device_set_disconnected(network->device, TRUE);
+
+       if (network->driver && network->driver->disconnect) {
+               network->driver->disconnect(network);
+               return;
+       }
+
+       network->connected = FALSE;
+}
+
 static struct connman_driver network_driver = {
        .name           = "network",
        .type           = CONNMAN_ELEMENT_TYPE_NETWORK,
        .priority       = CONNMAN_DRIVER_PRIORITY_LOW,
        .probe          = network_probe,
        .remove         = network_remove,
+       .change         = network_change,
 };
 
 static int network_init(struct connman_device *device)