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Merge pull request #81604 from tedyu/kubeadm-close-err

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Check the error return from listener close
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Kubernetes Prow Robot 2019-08-19 15:09:44 -07:00 committed by GitHub
commit 66b0a0c17d
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1 changed files with 4 additions and 1 deletions
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5
cmd/kubeadm/app/preflight/checks.go
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@ -208,7 +208,10 @@ func (poc PortOpenCheck) Check() (warnings, errorList []error) {
errorList = []error{errors.Errorf("Port %d is in use", poc.port)}
}
if ln != nil {
ln.Close()
if err = ln.Close(); err != nil {
warnings = append(warnings,
errors.Errorf("when closing port %d, encountered %v", poc.port, err))
}
}
return nil, errorList