[SM-CVS] SF.net SVN: squirrelmail:[14952] trunk/squirrelmail/class/deliver/ Deliver.class.php

[<pdo...@us...>]

Revision: 14952
          http://sourceforge.net/p/squirrelmail/code/14952
Author:   pdontthink
Date:     2022-05-22 18:03:08 +0000 (Sun, 22 May 2022)
Log Message:
-----------
Fix PHP notice when property doesn't exist (#2863)

Modified Paths:
--------------
    trunk/squirrelmail/class/deliver/Deliver.class.php

Modified: trunk/squirrelmail/class/deliver/Deliver.class.php
===================================================================
--- trunk/squirrelmail/class/deliver/Deliver.class.php	2022-05-22 17:42:51 UTC (rev 14951)
+++ trunk/squirrelmail/class/deliver/Deliver.class.php	2022-05-22 18:03:08 UTC (rev 14952)
@@ -741,7 +741,7 @@
             /* RFC 2298 */
             $header[] = 'Disposition-Notification-To: '.$dnt. $rn;
         }
-        if ($rfc822_header->dsn) {
+        if (isset($rfc822_header->dsn) && $rfc822_header->dsn) {
             $dsn = $rfc822_header->getAddr_s('dsn');
             $header[] = 'Return-Receipt-To: '.$dsn. $rn;
         }

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