From 15875ccc639a8ec65f96f641f7f1fecafad1e051 Mon Sep 17 00:00:00 2001
From: David Anderson <danderson@tailscale.com>
Date: Thu, 1 Apr 2021 22:28:10 -0700
Subject: [PATCH] wgengine/router: don't store unused tunname on windows.

---
 wgengine/router/router_windows.go | 7 -------
 1 file changed, 7 deletions(-)

diff --git a/wgengine/router/router_windows.go b/wgengine/router/router_windows.go
index 2efdce7ed..2e2a87e62 100644
--- a/wgengine/router/router_windows.go
+++ b/wgengine/router/router_windows.go
@@ -27,7 +27,6 @@ import (
 
 type winRouter struct {
 	logf                func(fmt string, args ...interface{})
-	tunname             string
 	nativeTun           *tun.NativeTun
 	routeChangeCallback *winipcfg.RouteChangeCallback
 	dns                 *dns.Manager
@@ -44,11 +43,6 @@ type winRouter struct {
 }
 
 func newUserspaceRouter(logf logger.Logf, tundev tun.Device) (Router, error) {
-	tunname, err := tundev.Name()
-	if err != nil {
-		return nil, err
-	}
-
 	nativeTun := tundev.(*tun.NativeTun)
 	luid := winipcfg.LUID(nativeTun.LUID())
 	guid, err := luid.GUID()
@@ -63,7 +57,6 @@ func newUserspaceRouter(logf logger.Logf, tundev tun.Device) (Router, error) {
 
 	return &winRouter{
 		logf:      logf,
-		tunname:   tunname,
 		nativeTun: nativeTun,
 		dns:       dns.NewManager(mconfig),
 		firewall: &firewallTweaker{