From 0eea49072400fe002a2b81154102a2782d63a028 Mon Sep 17 00:00:00 2001
From: Brad Fitzpatrick <bradfitz@tailscale.com>
Date: Sat, 27 Feb 2021 19:11:23 -0800
Subject: [PATCH] wgengine: also close link monitor on
 NewUserspaceEngineAdvanced error

Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
---
 wgengine/userspace.go | 1 +
 1 file changed, 1 insertion(+)

diff --git a/wgengine/userspace.go b/wgengine/userspace.go
index fcbdd1eeb..79512392e 100644
--- a/wgengine/userspace.go
+++ b/wgengine/userspace.go
@@ -263,6 +263,7 @@ func newUserspaceEngineAdvanced(conf EngineConfig) (_ Engine, reterr error) {
 	if err != nil {
 		return nil, err
 	}
+	closePool.add(mon)
 	e.linkMon = mon
 
 	endpointsFn := func(endpoints []string) {