From 997e1f64424873b3b661782321eaea410a4f8a0c Mon Sep 17 00:00:00 2001
From: Ryan Phillips <rphillips@redhat.com>
Date: Fri, 14 Jun 2019 20:30:36 -0500
Subject: [PATCH] kubelet_stats: fix potential e2e crash dereferencing CPU

---
 test/e2e/framework/kubelet_stats.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/test/e2e/framework/kubelet_stats.go b/test/e2e/framework/kubelet_stats.go
index 7623795be42..de375496b82 100644
--- a/test/e2e/framework/kubelet_stats.go
+++ b/test/e2e/framework/kubelet_stats.go
@@ -598,6 +598,9 @@ func (r *resourceCollector) collectStats(oldStatsMap map[string]*stats.Container
 		}
 
 		if oldStats, ok := oldStatsMap[name]; ok {
+			if oldStats.CPU == nil || cStats.CPU == nil || oldStats.Memory == nil || cStats.Memory == nil {
+				continue
+			}
 			if oldStats.CPU.Time.Equal(&cStats.CPU.Time) {
 				// No change -> skip this stat.
 				continue