Fix null string escape

diff --git a/util/master/list.js b/util/master/list.js
index 59c12cd9e39f4f8c77046c004d40fc0658b3f615..251cba0ca6f93c250450f932690617f7c8b45af4 100644 (file)
--- a/util/master/list.js
+++ b/util/master/list.js
@@ -23,6 +23,7 @@ function humanTime(seconds) {
 }
 
 function escapeHTML(str) {
+       if(!str) return str;
        return str.replace(/&/g, '&amp;').replace(/</g, '&lt;').replace(/>/g, '&gt;').replace(/"/g, '&quot;');
 }