From 543fe070a6af952b118253df7a7c1dd1d7739f92 Mon Sep 17 00:00:00 2001
From: mindless <mindless@71c3de6d-444a-0410-be80-ed276b4c234a>
Date: Mon, 16 Feb 2009 03:03:36 +0000
Subject: [PATCH] [FIXED HUDSON-3049] avoid NPE in DEFAULT ProcessTreeKiller

git-svn-id: https://hudson.dev.java.net/svn/hudson/trunk/hudson/main@15369 71c3de6d-444a-0410-be80-ed276b4c234a
---
 core/src/main/java/hudson/util/ProcessTreeKiller.java | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/core/src/main/java/hudson/util/ProcessTreeKiller.java b/core/src/main/java/hudson/util/ProcessTreeKiller.java
index 814d594b5a..4313186773 100644
--- a/core/src/main/java/hudson/util/ProcessTreeKiller.java
+++ b/core/src/main/java/hudson/util/ProcessTreeKiller.java
@@ -168,7 +168,8 @@ public abstract class ProcessTreeKiller {
      */
     private static final ProcessTreeKiller DEFAULT = new ProcessTreeKiller() {
         public void kill(Process proc, Map<String, String> modelEnvVars) {
-            proc.destroy();
+            if (proc!=null)
+                proc.destroy();
             // kill by model unsupported
         }
     };
-- 
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