From 1257dd95a1c6815a4b9e59099a6fb4ffb2f9fd31 Mon Sep 17 00:00:00 2001
From: Simon MacMullen <simon@rabbitmq.com>
Date: Mon, 28 Mar 2011 18:05:40 +0100
Subject: Cosmetic. I'm sure at some point Prev was used for something.

---
 src/rabbit_binding.erl | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/src/rabbit_binding.erl b/src/rabbit_binding.erl
index 4e85d08e..645b42fa 100644
--- a/src/rabbit_binding.erl
+++ b/src/rabbit_binding.erl
@@ -445,11 +445,10 @@ serial(X) ->
     end.
 
 next_serial(#exchange{name = Name}) ->
-    Prev = case mnesia:read(rabbit_exchange_serial, Name, write) of
-               []                             -> 0;
-               [#exchange_serial{serial = S}] -> S
-           end,
-    Serial = Prev + 1,
+    Serial = case mnesia:read(rabbit_exchange_serial, Name, write) of
+                 []                             -> 1;
+                 [#exchange_serial{serial = S}] -> S + 1
+             end,
     mnesia:write(rabbit_exchange_serial,
                  #exchange_serial{name = Name, serial = Serial}, write),
     Serial.
-- 
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