From c6ba451235f8eb84824913b3da1d73902635abe3 Mon Sep 17 00:00:00 2001
From: Kenichi Omichi <ken-oomichi@wx.jp.nec.com>
Date: Thu, 2 Sep 2021 21:30:53 +0000
Subject: [PATCH] Fix err of GrabFromAPIServer()

If getting an error from internal funcation call, GrabFromAPIServer()
didn't return it to the caller.
This fixes it.
---
 test/e2e/framework/metrics/metrics_grabber.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/test/e2e/framework/metrics/metrics_grabber.go b/test/e2e/framework/metrics/metrics_grabber.go
index ba3f0e8e735..63c90c3ed53 100644
--- a/test/e2e/framework/metrics/metrics_grabber.go
+++ b/test/e2e/framework/metrics/metrics_grabber.go
@@ -318,7 +318,7 @@ func (g *Grabber) GrabFromSnapshotController(podName string, port int) (Snapshot
 func (g *Grabber) GrabFromAPIServer() (APIServerMetrics, error) {
 	output, err := g.getMetricsFromAPIServer()
 	if err != nil {
-		return APIServerMetrics{}, nil
+		return APIServerMetrics{}, err
 	}
 	return parseAPIServerMetrics(output)
 }