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fix unsupported bug

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This commit is contained in:
Sandeep Rajan 2020-02-27 10:39:47 -05:00
parent 650220fa64
commit da8453af6e
1 changed files with 1 additions and 1 deletions
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2
cmd/kubeadm/app/phases/upgrade/preflight.go
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@ -85,7 +85,7 @@ func checkUnsupportedPlugins(client clientset.Interface) error {
if err != nil {
return err
}
if unsupportedCoreDNS != nil {
if len(unsupportedCoreDNS) != 0 {
var UnsupportedPlugins []string
for _, unsup := range unsupportedCoreDNS {
UnsupportedPlugins = append(UnsupportedPlugins, unsup.ToString())