From 1fd74da294cbb3d62fee64660d44fb52566c4a99 Mon Sep 17 00:00:00 2001
From: Mitchell Hashimoto <mitchell.hashimoto@gmail.com>
Date: Tue, 22 Jan 2013 14:07:27 -0800
Subject: [PATCH] Default V1 forward port options to {} Fixes #1329

---
 plugins/kernel_v1/config/vm.rb | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/plugins/kernel_v1/config/vm.rb b/plugins/kernel_v1/config/vm.rb
index 0618b56d0..2fd07b5aa 100644
--- a/plugins/kernel_v1/config/vm.rb
+++ b/plugins/kernel_v1/config/vm.rb
@@ -28,6 +28,8 @@ module VagrantPlugins
       end
 
       def forward_port(guestport, hostport, options=nil)
+        options ||= {}
+
         # Build up the network options for V2
         network_options = {}
         network_options[:virtualbox__adapter] = options[:adapter]