Remove unused pass-by-reference

This pass-by-ref was causing `civilint` to crash and appears to be unnecessary and possibly harmful.

diff --git a/CRM/Mailing/BAO/BouncePattern.php b/CRM/Mailing/BAO/BouncePattern.php
index a56aefa019c40a9c1413e827fd0948c01dbaf4f9..4af9768073da0c324921b33b808afdc7a9667921 100644 (file)
--- a/CRM/Mailing/BAO/BouncePattern.php
+++ b/CRM/Mailing/BAO/BouncePattern.php
@@ -53,7 +53,7 @@ class CRM_Mailing_BAO_BouncePattern extends CRM_Mailing_DAO_BouncePattern {
    * @return array
    *   Tuple (bounce_type, bounce_reason)
    */
-  public static function &match(&$message) {
+  public static function match($message) {
     // clean up $message and replace all white space by a single space, CRM-4767
     $message = preg_replace('/\s+/', ' ', $message);