Merge pull request #53575 from dahefanteng/master

Automatic merge from submit-queue. If you want to cherry-pick this change to another branch, please follow the instructions <a href="https://github.com/kubernetes/community/blob/master/contributors/devel/cherry-picks.md">here</a>. remove repeated type conversion **What this PR does / why we need it**: remove repeated type conversion(convert String to Feature) **Which issue this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close that issue when PR gets merged)*: fixes # we just need make this conversion once. **Special notes for your reviewer**: **Release note**: ```release-note NONE ```

Merge pull request #53575 from dahefanteng/master
7d59b2d3 · Kubernetes Submit Queue · GitHub · c42c34da · c12e6dbb · 7d59b2d3
Commit 7d59b2d3 authored Oct 16, 2017 by Kubernetes Submit Queue Committed by GitHub Oct 16, 2017
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feature_gate.go ...ing/src/k8s.io/apiserver/pkg/util/feature/feature_gate.go +1 -1

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--- a/staging/src/k8s.io/apiserver/pkg/util/feature/feature_gate.go
+++ b/staging/src/k8s.io/apiserver/pkg/util/feature/feature_gate.go
@@ -157,7 +157,7 @@ func (f *featureGate) Set(value string) error {
 		}
 		arr := strings.SplitN(s, "=", 2)
 		k := Feature(strings.TrimSpace(arr[0]))
-		_, ok := known[Feature(k)]
+		_, ok := known[k]
 		if !ok {
 			return fmt.Errorf("unrecognized key: %s", k)
 		}