From b3d1f5b630debcc2d0572a3e3af1855ef93300c2 Mon Sep 17 00:00:00 2001
From: Aaron Patterson <aaron.patterson@gmail.com>
Date: Sun, 29 Jul 2012 19:51:21 -0700
Subject: freeze the header object

---
 actionpack/lib/action_controller/metal/live.rb | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'actionpack/lib')

diff --git a/actionpack/lib/action_controller/metal/live.rb b/actionpack/lib/action_controller/metal/live.rb
index d1734f2138..3c1325cdb4 100644
--- a/actionpack/lib/action_controller/metal/live.rb
+++ b/actionpack/lib/action_controller/metal/live.rb
@@ -78,6 +78,11 @@ module ActionController # :nodoc:
         super(status, header, body)
       end
 
+      def commit!
+        headers.freeze
+        super
+      end
+
       private
 
       def build_buffer(response, body)
-- 
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