From 6a8c4fc73b5b2f5100d24a7a8b8273ffc6baca9c Mon Sep 17 00:00:00 2001
From: Aleksander Machniak <alec@alec.pl>
Date: Thu, 02 Jul 2015 03:09:24 -0400
Subject: [PATCH] Fix issue when first search() argument is not an array

---
 program/lib/Roundcube/rcube_ldap.php |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/program/lib/Roundcube/rcube_ldap.php b/program/lib/Roundcube/rcube_ldap.php
index d75c9eb..9e724cd 100644
--- a/program/lib/Roundcube/rcube_ldap.php
+++ b/program/lib/Roundcube/rcube_ldap.php
@@ -835,7 +835,7 @@
                 // map address book fields into ldap attributes
                 $me         = $this;
                 $attributes = array();
-                array_walk($fields, function($field) use ($me, &$attributes) {
+                array_walk((array) $fields, function($field) use ($me, &$attributes) {
                     if ($me->coltypes[$field] && ($attrs = (array)$me->coltypes[$field]['attributes'])) {
                         $attributes = array_merge($attributes, $attrs);
                     }

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