From b7e0ff598ad72fa6c48afa0beeae211aad60164f Mon Sep 17 00:00:00 2001
From: David Anderson <danderson@tailscale.com>
Date: Wed, 23 Sep 2020 19:51:43 +0000
Subject: [PATCH] wgengine: don't close tundev in NewUserspaceEngine.

newUserspaceEngineAdvanced closes the tun device on error already.

Fixes #783.

Signed-off-by: David Anderson <danderson@tailscale.com>
---
 wgengine/userspace.go | 1 -
 1 file changed, 1 deletion(-)

diff --git a/wgengine/userspace.go b/wgengine/userspace.go
index 72cfe3044..17e109a5c 100644
--- a/wgengine/userspace.go
+++ b/wgengine/userspace.go
@@ -188,7 +188,6 @@ func NewUserspaceEngine(logf logger.Logf, tunname string, listenPort uint16) (En
 
 	e, err := NewUserspaceEngineAdvanced(conf)
 	if err != nil {
-		tun.Close()
 		return nil, err
 	}
 	return e, err