From 3d5532d75badb858583c189a744e9a647161640f Mon Sep 17 00:00:00 2001
From: Simon Willnauer <simonw@apache.org>
Date: Thu, 7 Jul 2011 13:34:32 +0000
Subject: [PATCH] fixed possible NPE if called during initialization

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1143814 13f79535-47bb-0310-9956-ffa450edef68
---
 .../apache/lucene/index/codecs/DefaultDocValuesProducer.java   | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/lucene/src/java/org/apache/lucene/index/codecs/DefaultDocValuesProducer.java b/lucene/src/java/org/apache/lucene/index/codecs/DefaultDocValuesProducer.java
index 45b9efabbc5..07477086784 100644
--- a/lucene/src/java/org/apache/lucene/index/codecs/DefaultDocValuesProducer.java
+++ b/lucene/src/java/org/apache/lucene/index/codecs/DefaultDocValuesProducer.java
@@ -185,8 +185,7 @@ public class DefaultDocValuesProducer extends PerDocValues {
       list.add(cfs);
       toClose = list; 
     } else {
-      toClose = docValues.values();
-    
+      toClose = closeables;
     } 
     IOUtils.closeSafely(false, toClose);
   }