Fix golint error under pkg/proxy.

pkg/proxy/ipvs/netlink_linux.go

@@ -115,7 +115,7 @@ func (h *netlinkHandle) ListBindAddress(devName string) ([]string, error) {
 	if err != nil {
 		return nil, fmt.Errorf("error list bound address of interface: %s, err: %v", devName, err)
 	}
-	ips := make([]string, 0)
+	var ips []string
 	for _, addr := range addrs {
 		ips = append(ips, addr.IP.String())
 	}

pkg/proxy/ipvs/proxier.go

@@ -987,7 +987,7 @@ func (proxier *Proxier) syncProxyRules() {
 				continue
 			}
 
-			lps := make([]utilproxy.LocalPort, 0)
+			var lps []utilproxy.LocalPort
 			for address := range addresses {
 				lp := utilproxy.LocalPort{
 					Description: "nodePort for " + svcNameString,
@@ -1078,7 +1078,7 @@ func (proxier *Proxier) syncProxyRules() {
 			}
 
 			// Build ipvs kernel routes for each node ip address
-			nodeIPs := make([]net.IP, 0)
+			var nodeIPs []net.IP
 			for address := range addresses {
 				if !utilproxy.IsZeroCIDR(address) {
 					nodeIPs = append(nodeIPs, net.ParseIP(address))