From 87da0e69d5270b95f1c051e7f8d4cc74554c9776 Mon Sep 17 00:00:00 2001
From: Justin Santa Barbara <justin@fathomdb.com>
Date: Wed, 18 Jan 2017 00:14:24 -0500
Subject: [PATCH] servicecontroller: remove unused zone field

The zone field was unused, and this complicated e.g. #39996
---
 pkg/controller/service/servicecontroller.go | 10 ----------
 1 file changed, 10 deletions(-)

diff --git a/pkg/controller/service/servicecontroller.go b/pkg/controller/service/servicecontroller.go
index 6a9066b257c..346001c73f7 100644
--- a/pkg/controller/service/servicecontroller.go
+++ b/pkg/controller/service/servicecontroller.go
@@ -84,7 +84,6 @@ type ServiceController struct {
 	kubeClient          clientset.Interface
 	clusterName         string
 	balancer            cloudprovider.LoadBalancer
-	zone                cloudprovider.Zone
 	cache               *serviceCache
 	serviceLister       corelisters.ServiceLister
 	serviceListerSynced cache.InformerSynced
@@ -218,15 +217,6 @@ func (s *ServiceController) init() error {
 	}
 	s.balancer = balancer
 
-	zones, ok := s.cloud.Zones()
-	if !ok {
-		return fmt.Errorf("the cloud provider does not support zone enumeration, which is required for creating load balancers.")
-	}
-	zone, err := zones.GetZone()
-	if err != nil {
-		return fmt.Errorf("failed to get zone from cloud provider, will not be able to create load balancers: %v", err)
-	}
-	s.zone = zone
 	return nil
 }