service: Do not iterate over NULL service list

diff --git a/src/service.c b/src/service.c
index 507a686..9a0dbef 100644 (file)
--- a/src/service.c
+++ b/src/service.c
@@ -124,6 +124,9 @@ static void append_path(gpointer value, gpointer user_data)
 
 void __connman_service_list(DBusMessageIter *iter, void *user_data)
 {
+       if (service_list == NULL)
+               return;
+
        g_sequence_foreach(service_list, append_path, iter);
 }