From 78509b4ad0a5a52380a61375a91c04bedda8a8a4 Mon Sep 17 00:00:00 2001
From: barisusakli <barisusakli@gmail.com>
Date: Sat, 21 Jun 2014 22:43:02 -0400
Subject: [PATCH] use sortedSetsRemove to remove tid from tags

---
 src/topics/tags.js | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/src/topics/tags.js b/src/topics/tags.js
index 8e4b85bddf..a3d3738a02 100644
--- a/src/topics/tags.js
+++ b/src/topics/tags.js
@@ -116,9 +116,11 @@ module.exports = function(Topics) {
 					db.delete('topic:' + tid + ':tags', next);
 				},
 				function(next) {
-					async.each(tags, function(tag, next) {
-						db.sortedSetRemove('tag:' + tag + ':topics', tid, next);
-					}, next);
+					var sets = tags.map(function(tag) {
+						return 'tag:' + tag + ':topics';
+					});
+
+					db.sortedSetsRemove(sets, tid, next);
 				}
 			], callback);
 		});