From 5dfacede3f0ccbe491283d25e78af7d848e9942b Mon Sep 17 00:00:00 2001
From: Aleksander Machniak <alec@alec.pl>
Date: Thu, 17 Nov 2016 11:17:09 +0100
Subject: [PATCH] Make sure $prefs property is an array (#5523)

---
 program/lib/Roundcube/rcube_imap_generic.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/program/lib/Roundcube/rcube_imap_generic.php b/program/lib/Roundcube/rcube_imap_generic.php
index 3d11f380124..ac3a5fd248f 100644
--- a/program/lib/Roundcube/rcube_imap_generic.php
+++ b/program/lib/Roundcube/rcube_imap_generic.php
@@ -50,10 +50,10 @@ class rcube_imap_generic
 
     protected $fp;
     protected $host;
-    protected $prefs;
     protected $cmd_tag;
     protected $cmd_num = 0;
     protected $resourceid;
+    protected $prefs             = array();
     protected $logged            = false;
     protected $capability        = array();
     protected $capability_readed = false;
@@ -805,7 +805,7 @@ public function getNamespace()
      *
      * @return bool True on success, False on failure
      */
-    public function connect($host, $user, $password, $options = null)
+    public function connect($host, $user, $password, $options = array())
     {
         // configure
         $this->set_prefs($options);