CRM-18469, CRM-17984 - getTree - No more pass by reference

[civicrm-core.git] / CRM / Case / Form / CaseView.php

diff --git a/CRM/Case/Form/CaseView.php b/CRM/Case/Form/CaseView.php
index a597724c53ad9620e6f9f6683e59f61cc121ee41..886e3ef27f0580ec32a0feda0b6b8f67426cffa0 100644 (file)
--- a/CRM/Case/Form/CaseView.php
+++ b/CRM/Case/Form/CaseView.php
@@ -161,7 +161,7 @@ class CRM_Case_Form_CaseView extends CRM_Core_Form {
 
     $entitySubType = !empty($values['case_type_id']) ? $values['case_type_id'] : NULL;
     $this->assign('caseTypeID', $entitySubType);
-    $groupTree = &CRM_Core_BAO_CustomGroup::getTree('Case',
+    $groupTree = CRM_Core_BAO_CustomGroup::getTree('Case',
       $this,
       $this->_caseID,
       NULL,