From 7a815ac29f63a9ab58a95cfa67c06c258f88886d Mon Sep 17 00:00:00 2001
From: Thomas Vachuska <tom@onlab.us>
Date: Tue, 1 Mar 2016 23:58:15 -0800
Subject: [PATCH] Fixing NPE.

Change-Id: Icc991a49308fb335102796e2c4782af8bee3ef6c
---
 .../org/onosproject/provider/lldp/impl/LldpLinkProvider.java   | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/providers/lldp/src/main/java/org/onosproject/provider/lldp/impl/LldpLinkProvider.java b/providers/lldp/src/main/java/org/onosproject/provider/lldp/impl/LldpLinkProvider.java
index 7f67d8f329..d53d4700bc 100644
--- a/providers/lldp/src/main/java/org/onosproject/provider/lldp/impl/LldpLinkProvider.java
+++ b/providers/lldp/src/main/java/org/onosproject/provider/lldp/impl/LldpLinkProvider.java
@@ -26,6 +26,7 @@ import org.apache.felix.scr.annotations.Property;
 import org.apache.felix.scr.annotations.Reference;
 import org.apache.felix.scr.annotations.ReferenceCardinality;
 import org.onlab.packet.Ethernet;
+import org.onlab.util.SharedExecutors;
 import org.onlab.util.Tools;
 import org.onosproject.cfg.ComponentConfigService;
 import org.onosproject.cluster.ClusterMetadata;
@@ -784,7 +785,7 @@ public class LldpLinkProvider extends AbstractProvider implements LinkProvider {
 
         @Override
         public void event(NetworkConfigEvent event) {
-            executor.submit(() -> {
+            SharedExecutors.getSingleThreadExecutor().execute(() -> {
                 if (event.configClass() == LinkDiscoveryFromDevice.class &&
                         CONFIG_CHANGED.contains(event.type())) {