gdbus: Deep copy of variants also requires a signature

diff --git a/gdbus/client.c b/gdbus/client.c
index 5a6cfdd..7def1f5 100644 (file)
--- a/gdbus/client.c
+++ b/gdbus/client.c
@@ -81,10 +81,15 @@ static void iter_append_iter(DBusMessageIter *base, DBusMessageIter *iter)
 
                dbus_message_iter_recurse(iter, &iter_sub);
 
-               if (type == DBUS_TYPE_ARRAY) {
+               switch (type) {
+               case DBUS_TYPE_ARRAY:
+               case DBUS_TYPE_VARIANT:
                        sig = dbus_message_iter_get_signature(&iter_sub);
-               } else
+                       break;
+               default:
                        sig = NULL;
+                       break;
+               }
 
                dbus_message_iter_open_container(base, type, sig, &base_sub);