From 26245c4e7bfea28c1e617db06c4b835369c86202 Mon Sep 17 00:00:00 2001
From: Juarez Bochi <jbochi@gmail.com>
Date: Thu, 25 Sep 2014 15:37:45 -0300
Subject: [PATCH] Avoid global variable

---
 src/redis.lua | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/redis.lua b/src/redis.lua
index 4e36c54..41d5a5b 100644
--- a/src/redis.lua
+++ b/src/redis.lua
@@ -731,7 +731,7 @@ do
         end
 
         if not options.watch then
-            watch_keys = { }
+            local watch_keys = { }
             for i, v in pairs(options) do
                 if tonumber(i) then
                     table.insert(watch_keys, v)