From 748aaefb12dee675adc89a7fbf08790f311525fb Mon Sep 17 00:00:00 2001
From: Michael Stack <stack@apache.org>
Date: Wed, 12 Mar 2014 22:12:26 +0000
Subject: [PATCH] HBASE-9294 NPE in /rs-status during RS shutdown

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1576953 13f79535-47bb-0310-9956-ffa450edef68
---
 .../org/apache/hadoop/hbase/regionserver/RSStatusServlet.java   | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/RSStatusServlet.java b/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/RSStatusServlet.java
index f7dfe5d5405..f94f53f412b 100644
--- a/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/RSStatusServlet.java
+++ b/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/RSStatusServlet.java
@@ -53,7 +53,7 @@ public class RSStatusServlet extends HttpServlet {
       tmpl.setFormat(req.getParameter("format"));
     if (req.getParameter("filter") != null)
       tmpl.setFilter(req.getParameter("filter"));
-    tmpl.render(resp.getWriter(), hrs);
+    if (hrs != null) tmpl.render(resp.getWriter(), hrs);
   }
 
 }