bug fix: dead loop leaderelection

Kubernetes-commit: 7a2c5794097dba18a3bf9e170e8c0b2ff4a916d7

tools/leaderelection/leaderelection.go

@@ -230,7 +230,7 @@ func (le *LeaderElector) renew(ctx context.Context) {
 		le.config.Lock.RecordEvent("stopped leading")
 		glog.Infof("failed to renew lease %v: %v", desc, err)
 		cancel()
-	}, 0, ctx.Done())
+	}, le.config.RetryPeriod, ctx.Done())
 }
 
 // tryAcquireOrRenew tries to acquire a leader lease if it is not already acquired,