From d099fbe28a343c7d14ca7a5b8b4e70068c7de54f Mon Sep 17 00:00:00 2001
From: Ralf Becker <RalfBecker@outdoor-training.de>
Date: Thu, 10 Nov 2016 09:51:37 +0100
Subject: [PATCH] fix error if no alias/forward set stalling setting one,
 caused by using NULL instead of an empty array throws error: Argument 1
 passed to array_modify() must be of the type array, null given

---
 admin/admin-cli.php | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/admin/admin-cli.php b/admin/admin-cli.php
index 7ecbe1f41b..d1fd9a401e 100755
--- a/admin/admin-cli.php
+++ b/admin/admin-cli.php
@@ -448,8 +448,10 @@ function do_edit_mail($type, array $arg0s)
  *  on return optional +/- prefix has been removed
  * @return array
  */
-function array_modify(array &$arr, array &$mod)
+function array_modify(&$arr, array &$mod)
 {
+	if (!is_array($arr)) $arr = array();
+
 	switch($mod[0][0])
 	{
 		case '-':