Index: filefield_formatter.inc
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/filefield/filefield_formatter.inc,v
retrieving revision 1.13
diff -u -r1.13 filefield_formatter.inc
--- filefield_formatter.inc	9 Apr 2009 16:12:49 -0000	1.13
+++ filefield_formatter.inc	28 Apr 2009 04:05:12 -0000
@@ -92,7 +92,7 @@
  *   A CCK field instance array.
  */
 function filefield_file_listed($file, $field) {
-  if ($field['list_field']) {
+  if (!empty($field['list_field'])) {
     return (bool)$file['list'];
   }
   return TRUE;
Index: filefield_widget.inc
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/filefield/filefield_widget.inc,v
retrieving revision 1.86
diff -u -r1.86 filefield_widget.inc
--- filefield_widget.inc	20 Apr 2009 22:51:44 -0000	1.86
+++ filefield_widget.inc	28 Apr 2009 04:05:12 -0000
@@ -218,7 +218,7 @@
 
     // Checkboxes loose their value when empty.
     // If the list field is present make sure its unchecked value is saved.
-    if ($field['list_field'] && empty($edit['list'])) {
+    if (!empty($field['list_field']) && empty($edit['list'])) {
       $item['list'] = 0;
     }
   }
@@ -353,7 +353,7 @@
     '#access' => !empty($item['fid']),
   );
 
-  if ($field['description_field']) {
+  if (!empty($field['description_field'])) {
     $element['data']['description'] = array(
       '#type' => 'textfield',
       '#title' => t('Description'),
@@ -363,7 +363,7 @@
     );
   }
 
-  if ($field['list_field']) {
+  if (!empty($field['list_field'])) {
     $element['list'] = array(
       '#type' => empty($item['fid']) ? 'hidden' : 'checkbox',
       '#title' => t('List'),