From f86dcfc288207f2f3343c4cb523d4941f078e2fa Mon Sep 17 00:00:00 2001
From: Asmir Mustafic <goetas@lignano.it>
Date: Thu, 13 Sep 2012 09:40:14 +0200
Subject: [PATCH] typo fix

---
 lib/Doctrine/ORM/Tools/Export/Driver/XmlExporter.php | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/lib/Doctrine/ORM/Tools/Export/Driver/XmlExporter.php b/lib/Doctrine/ORM/Tools/Export/Driver/XmlExporter.php
index 98f3d18cb..44328fc89 100644
--- a/lib/Doctrine/ORM/Tools/Export/Driver/XmlExporter.php
+++ b/lib/Doctrine/ORM/Tools/Export/Driver/XmlExporter.php
@@ -76,10 +76,12 @@ class XmlExporter extends AbstractExporter
         }
 
         if ($metadata->discriminatorColumn) {
-            $discriminatorColumnXml = $root->addChild('discriminiator-column');
+            $discriminatorColumnXml = $root->addChild('discriminator-column');
             $discriminatorColumnXml->addAttribute('name', $metadata->discriminatorColumn['name']);
             $discriminatorColumnXml->addAttribute('type', $metadata->discriminatorColumn['type']);
-            $discriminatorColumnXml->addAttribute('length', $metadata->discriminatorColumn['length']);
+            if(isset($metadata->discriminatorColumn['length'])){
+                $discriminatorColumnXml->addAttribute('length', $metadata->discriminatorColumn['length']);
+            }
         }
 
         if ($metadata->discriminatorMap) {