From: Ruben Kerkhof <ruben@rubenkerkhof.com>
Date: Sat, 2 Apr 2016 15:00:34 +0000 (+0200)
Subject: GenericJMX: fix potential dereference after NPE
X-Git-Tag: collectd-5.6.0~364
X-Git-Url: https://git.verplant.org/?a=commitdiff_plain;h=8003c1333f686e953aa840c250e31d5c0e6e847f;p=collectd.git

GenericJMX: fix potential dereference after NPE

Fixes CID #41723
---

diff --git a/bindings/java/org/collectd/java/GenericJMXConfConnection.java b/bindings/java/org/collectd/java/GenericJMXConfConnection.java
index aced54b4..887c2895 100644
--- a/bindings/java/org/collectd/java/GenericJMXConfConnection.java
+++ b/bindings/java/org/collectd/java/GenericJMXConfConnection.java
@@ -137,7 +137,9 @@ class GenericJMXConfConnection
   {
     try
     {
-      this._jmx_connector.close();
+      if (this._jmx_connector != null) {
+        this._jmx_connector.close();
+      }
     }
     catch (Exception e)
     {