Fix wrong return value

diff --git a/plugins/dhclient.c b/plugins/dhclient.c
index 139eb8f..cc5efd8 100644 (file)
--- a/plugins/dhclient.c
+++ b/plugins/dhclient.c
@@ -179,7 +179,7 @@ static int dhclient_release(struct connman_iface *iface)
 
        task = find_task_by_index(iface->index);
        if (task == NULL)
-               return NULL;
+               return -ENODEV;
 
        printf("[DHCP] release %s\n", task->ifname);