From 1b5a28d1304dcddf0ca4ad8595292e3b87e2fc1f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jo=C3=A3o=20Henrique=20Ferreira=20de=20Freitas?=
 <joaohf@gmail.com>
Date: Fri, 4 Nov 2016 09:31:43 -0200
Subject: [PATCH] NIFI-3013 GetSNMP fix stop and start null pointer exception

This closes #1195.
---
 .../org/apache/nifi/snmp/processors/AbstractSNMPProcessor.java  | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/nifi-nar-bundles/nifi-snmp-bundle/nifi-snmp-processors/src/main/java/org/apache/nifi/snmp/processors/AbstractSNMPProcessor.java b/nifi-nar-bundles/nifi-snmp-bundle/nifi-snmp-processors/src/main/java/org/apache/nifi/snmp/processors/AbstractSNMPProcessor.java
index 3fd5bcdb8c..43a500adee 100644
--- a/nifi-nar-bundles/nifi-snmp-bundle/nifi-snmp-processors/src/main/java/org/apache/nifi/snmp/processors/AbstractSNMPProcessor.java
+++ b/nifi-nar-bundles/nifi-snmp-bundle/nifi-snmp-processors/src/main/java/org/apache/nifi/snmp/processors/AbstractSNMPProcessor.java
@@ -361,6 +361,8 @@ abstract class AbstractSNMPProcessor<T extends SNMPWorker> extends AbstractProce
         }
         if (this.snmpTarget == null) {
             this.snmpTarget = this.createSnmpTarget(context);
+        }
+        if (this.targetResource == null) {
             this.targetResource = this.finishBuildingTargetResource(context);
         }
     }