From 36acaf540745ac666fa3b5b95785a05f8dd3df44 Mon Sep 17 00:00:00 2001
From: Matthew Sackman <matthew@rabbitmq.com>
Date: Mon, 22 Aug 2011 12:56:10 +0100
Subject: Minor refactor

---
 src/rabbit_variable_queue.erl | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/rabbit_variable_queue.erl b/src/rabbit_variable_queue.erl
index 41f8f736..78d26c51 100644
--- a/src/rabbit_variable_queue.erl
+++ b/src/rabbit_variable_queue.erl
@@ -411,9 +411,9 @@ init(#amqqueue { name = QueueName, durable = true }, true,
      AsyncCallback, MsgOnDiskFun, MsgIdxOnDiskFun) ->
     Terms = rabbit_queue_index:shutdown_terms(QueueName),
     {PRef, Terms1} =
-        case [persistent_ref] -- proplists:get_keys(Terms) of
-            [] -> {proplists:get_value(persistent_ref, Terms), Terms};
-            _  -> {rabbit_guid:guid(), []}
+        case proplists:get_value(persistent_ref, Terms) of
+            undefined -> {rabbit_guid:guid(), []};
+            PRef1     -> {PRef1, Terms}
         end,
     PersistentClient = msg_store_client_init(?PERSISTENT_MSG_STORE, PRef,
                                              MsgOnDiskFun, AsyncCallback),
-- 
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