From dcc2a59792d2213408e994284f492f15d17167b4 Mon Sep 17 00:00:00 2001
From: Ryan Izard <ryan.izard@bigswitch.com>
Date: Tue, 19 Jul 2016 17:13:22 -0400
Subject: [PATCH] There won't be any utilization data if we've just turned on
the statistics service.
---
.../net/floodlightcontroller/topology/TopologyInstance.java | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/src/main/java/net/floodlightcontroller/topology/TopologyInstance.java b/src/main/java/net/floodlightcontroller/topology/TopologyInstance.java
index 80a41d494..70ce9a400 100644
--- a/src/main/java/net/floodlightcontroller/topology/TopologyInstance.java
+++ b/src/main/java/net/floodlightcontroller/topology/TopologyInstance.java
@@ -737,7 +737,10 @@ public class TopologyInstance {
if (links.get(npt) == null) continue;
SwitchPortBandwidth spb = TopologyManager.statisticsService
.getBandwidthConsumption(npt.getNodeId(), npt.getPortId());
- long bpsTx = spb.getBitsPerSecondTx().getValue();
+ long bpsTx = 0;
+ if (spb != null) {
+ bpsTx = spb.getBitsPerSecondTx().getValue();
+ }
for (Link link : links.get(npt)) {
if (link == null) {
continue;
--
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