Fix get-call for apccache

Otherwise a php notice pops up (Notice: Only variable references should be returned by reference) and civicrm doesn't even load then ...

diff --git a/CRM/Utils/Cache/APCcache.php b/CRM/Utils/Cache/APCcache.php
index 801e3f220ae9efdf1fb32f74ec561bd4b14c14de..967507554d8a9be1684bac02fef96bc82693426c 100644 (file)
--- a/CRM/Utils/Cache/APCcache.php
+++ b/CRM/Utils/Cache/APCcache.php
@@ -87,7 +87,7 @@ class CRM_Utils_Cache_APCcache implements CRM_Utils_Cache_Interface {
    *
    * @return mixed
    */
-  public function &get($key) {
+  public function get($key) {
     return apc_fetch($this->_prefix . $key);
   }