Index: modules/filter/filter.module
===================================================================
RCS file: /cvs/drupal/drupal/modules/filter/filter.module,v
retrieving revision 1.314
diff -u -p -r1.314 filter.module
--- modules/filter/filter.module	28 Dec 2009 21:52:13 -0000	1.314
+++ modules/filter/filter.module	5 Jan 2010 21:58:02 -0000
@@ -947,9 +947,13 @@ function _filter_html($text, $filter) {
 function _filter_html_tips($filter, $format, $long = FALSE) {
   global $base_url;
 
-  if (!($allowed_html = $filter->settings['allowed_html'])) {
+  if (empty($filter->settings['allowed_html'])) {
     return;
   }
+  else {
+    $allowed_html = $filter->settings['allowed_html'];   
+  }
+
   $output = t('Allowed HTML tags: @tags', array('@tags' => $allowed_html));
   if (!$long) {
     return $output;