From 4f03514609e1f672b55b8b9775420e124442e963 Mon Sep 17 00:00:00 2001
From: Han Kang <hankang@google.com>
Date: Fri, 19 Feb 2021 08:35:26 -0800
Subject: [PATCH] check for existence of options struct

Change-Id: I6509f7fc50d0f2c7d41185e1d4e986f000ea3272
---
 staging/src/k8s.io/component-base/metrics/options.go | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/staging/src/k8s.io/component-base/metrics/options.go b/staging/src/k8s.io/component-base/metrics/options.go
index a782a16b62b..ec14b9968fb 100644
--- a/staging/src/k8s.io/component-base/metrics/options.go
+++ b/staging/src/k8s.io/component-base/metrics/options.go
@@ -67,7 +67,10 @@ func (o *Options) AddFlags(fs *pflag.FlagSet) {
 
 // Apply applies parameters into global configuration of metrics.
 func (o *Options) Apply() {
-	if o != nil && len(o.ShowHiddenMetricsForVersion) > 0 {
+	if o == nil {
+		return
+	}
+	if len(o.ShowHiddenMetricsForVersion) > 0 {
 		SetShowHidden()
 	}
 	// set disabled metrics