From 1a21a53f7e84e30915e15b4945ad08b5b3ca747b Mon Sep 17 00:00:00 2001 From: haoyun Date: Thu, 4 Nov 2021 11:10:07 +0800 Subject: [PATCH] fix: npe when renew hiddenCollectors Signed-off-by: haoyun --- staging/src/k8s.io/component-base/metrics/registry.go | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/staging/src/k8s.io/component-base/metrics/registry.go b/staging/src/k8s.io/component-base/metrics/registry.go index b608fb568f0..b01bc011e3b 100644 --- a/staging/src/k8s.io/component-base/metrics/registry.go +++ b/staging/src/k8s.io/component-base/metrics/registry.go @@ -274,7 +274,7 @@ func (kr *kubeRegistry) enableHiddenCollectors() { cs = append(cs, c) } - kr.hiddenCollectors = nil + kr.hiddenCollectors = make(map[string]Registerable) kr.hiddenCollectorsLock.Unlock() kr.MustRegister(cs...) }