From 3305764f710c91fd767fa82f51582d7b96e9c03d Mon Sep 17 00:00:00 2001
From: Seth Vargo <sethvargo@gmail.com>
Date: Tue, 29 Mar 2016 18:34:52 +0200
Subject: [PATCH] Rescue Errno::ENOTCONN

Fixes GH-7182
---
 lib/vagrant/util/is_port_open.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/vagrant/util/is_port_open.rb b/lib/vagrant/util/is_port_open.rb
index 63652ee28..b51a01ecd 100644
--- a/lib/vagrant/util/is_port_open.rb
+++ b/lib/vagrant/util/is_port_open.rb
@@ -30,7 +30,7 @@ module Vagrant
           return true
         end
       rescue Timeout::Error, Errno::ECONNREFUSED, Errno::EHOSTUNREACH, \
-             Errno::ENETUNREACH, Errno::EACCES
+             Errno::ENETUNREACH, Errno::EACCES, Errno::ENOTCONN
         # Any of the above exceptions signal that the port is closed.
         return false
       end