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fix: npe when renew hiddenCollectors

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Signed-off-by: haoyun <yun.hao@daocloud.io>
This commit is contained in:
haoyun 2021-11-04 11:10:07 +08:00
parent 011aef1222
commit 1a21a53f7e
1 changed files with 1 additions and 1 deletions
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2
staging/src/k8s.io/component-base/metrics/registry.go
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@ -274,7 +274,7 @@ func (kr *kubeRegistry) enableHiddenCollectors() {
cs = append(cs, c) cs = append(cs, c)
} }
kr.hiddenCollectors = nil kr.hiddenCollectors = make(map[string]Registerable)
kr.hiddenCollectorsLock.Unlock() kr.hiddenCollectorsLock.Unlock()
kr.MustRegister(cs...) kr.MustRegister(cs...)
} }