From c0e2cfdc3fd476e229ede5cda59dea6374a730e7 Mon Sep 17 00:00:00 2001
From: Kir Shatrov <shatrov@me.com>
Date: Mon, 24 Jul 2017 23:38:04 +0300
Subject: Make actionpack frozen string friendly

---
 actionpack/lib/action_dispatch/http/request.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'actionpack/lib/action_dispatch')

diff --git a/actionpack/lib/action_dispatch/http/request.rb b/actionpack/lib/action_dispatch/http/request.rb
index fd986d88e7..94b0d4880c 100644
--- a/actionpack/lib/action_dispatch/http/request.rb
+++ b/actionpack/lib/action_dispatch/http/request.rb
@@ -300,7 +300,7 @@ module ActionDispatch
     # variable is already set, wrap it in a StringIO.
     def body
       if raw_post = get_header("RAW_POST_DATA")
-        raw_post.force_encoding(Encoding::BINARY)
+        raw_post = raw_post.dup.force_encoding(Encoding::BINARY)
         StringIO.new(raw_post)
       else
         body_stream
-- 
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