From 57c4fd78d11d9038d73224cbbef3f431f50de8e2 Mon Sep 17 00:00:00 2001
From: Jan Schneider <jan@horde.org>
Date: Tue, 14 Feb 2017 13:58:04 +0100
Subject: [PATCH] Fix undefined notice.

---
 framework/Core/lib/Horde.php | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/framework/Core/lib/Horde.php b/framework/Core/lib/Horde.php
index 57215d49d85..002048251ca 100644
--- a/framework/Core/lib/Horde.php
+++ b/framework/Core/lib/Horde.php
@@ -328,7 +328,9 @@ public static function getDriverConfig($backend, $type = 'sql')
             // base SQL config and the explicit driver we are creating, we
             // need to remove the not-used connection config since they use
             // different keys.
-            if (!is_null($type) && $type == 'sql') {
+            if ((!isset($c['params']['driverconfig']) ||
+                 $c['params']['driverconfig'] != 'horde') &&
+                !is_null($type) && $type == 'sql') {
                 if ($c['params']['protocol'] == 'unix') {
                     unset($result['hostspec'], $result['port']);
                 } else {