filtered another variable

includes/derivatives.inc

@@ -158,7 +158,7 @@ function islandora_derivative_logging(array $logging_results) {
         $result_message = $result_messages['incomplete'];
         $message_status = 'warning';
       }
-      drupal_set_message(l(filter_xss($result_message), 'islandora/event-status'), $message_status, FALSE);
+      drupal_set_message(l(filter_xss($result_message), 'islandora/event-status'), filter_xss($message_status), FALSE);
       if (isset($_SESSION['messages']['warning']) && isset($_SESSION['messages']['status'])) {
         unset($_SESSION['messages']['status']);
       }