From c5c63d291d244af63cb5d84cbe586071adb7e0cb Mon Sep 17 00:00:00 2001
From: Chris Roberts <croberts@hashicorp.com>
Date: Mon, 18 Jun 2018 09:39:30 -0700
Subject: [PATCH] Only expand path if not in windows format

---
 lib/vagrant/util/platform.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/vagrant/util/platform.rb b/lib/vagrant/util/platform.rb
index 9931c40f1..e051573c3 100644
--- a/lib/vagrant/util/platform.rb
+++ b/lib/vagrant/util/platform.rb
@@ -392,8 +392,8 @@ module Vagrant
         # @param [String, Pathname] path Path to convert
         # @return [String]
         def wsl_to_windows_path(path)
-          path = File.expand_path(path.to_s)
           if wsl? && wsl_windows_access? && !path.match(/^[a-zA-Z]:/)
+            path = File.expand_path(path.to_s)
             if wsl_path?(path)
               parts = path.split("/")
               parts.delete_if(&:empty?)