dbus: return NULL data for peer IEs

The org.freedesktop.DBus.Properties interface is now supported for peer
properties. Ensure that GetAll will work by having the IEs property
function return NULL data instead of a failure until it is implemented.

Signed-hostap: Reinette Chatre <reinette.chatre@intel.com>
intended-for: hostap-1

wpa_supplicant/dbus/dbus_new_handlers_p2p.c

@@ -1465,10 +1465,12 @@ dbus_bool_t wpas_dbus_getter_p2p_peer_vendor_extension(DBusMessageIter *iter,
 dbus_bool_t wpas_dbus_getter_p2p_peer_ies(DBusMessageIter *iter,
 					  DBusError *error, void *user_data)
 {
+	dbus_bool_t success;
 	/* struct peer_handler_args *peer_args = user_data; */
 
-	dbus_set_error_const(error, DBUS_ERROR_FAILED, "not implemented");
-	return FALSE;
+	success = wpas_dbus_simple_array_property_getter(iter, DBUS_TYPE_BYTE,
+							 NULL, 0, error);
+	return success;
 }