remove_pref function was missing global prefs_cache declare.

git-svn-id: https://svn.code.sf.net/p/squirrelmail/code/trunk/squirrelmail@4697 7612ce4b-ef26-0410-bec9-ea0150e637f0

diff --git a/functions/db_prefs.php b/functions/db_prefs.php
index 960a8bbe2776ea81345ed3bd83fb8c79d8d11449..a973f363987285afc38a3eeaa37294f870664ddf 100644 (file)
--- a/functions/db_prefs.php
+++ b/functions/db_prefs.php
@@ -284,6 +284,7 @@ function getPref($data_dir, $username, $string, $default = '') {
 
 /* Remove the pref $string */
 function removePref($data_dir, $username, $string) {
+    global $prefs_cache;
     $db = new dbPrefs;
     if(isset($db->error)) {
         $db->failQuery();
@@ -304,7 +305,7 @@ function setPref($data_dir, $username, $string, $set_to) {
     global $prefs_cache;
 
     if (isset($prefs_cache[$string]) && ($prefs_cache[$string] == $set_to)) {
-       return;
+        return;
     }
 
     if ($set_to === '') {