From d272a87c8a30b5c21c31d135b6846b564da998ca Mon Sep 17 00:00:00 2001
From: barisusakli <barisusakli@gmail.com>
Date: Mon, 5 May 2014 09:33:47 -0400
Subject: [PATCH] cleanup toggleFollow

---
 src/threadTools.js | 12 ++++--------
 1 file changed, 4 insertions(+), 8 deletions(-)

diff --git a/src/threadTools.js b/src/threadTools.js
index 0ffbea46d4..4ab1a165f4 100644
--- a/src/threadTools.js
+++ b/src/threadTools.js
@@ -210,17 +210,13 @@ var winston = require('winston'),
 
 	ThreadTools.toggleFollow = function(tid, uid, callback) {
 		topics.isFollowing(tid, uid, function(err, following) {
-			if(err) {
+			if (err) {
 				return callback(err);
 			}
 
-			db[following ? 'setRemove' : 'setAdd']('tid:' + tid + ':followers', uid, function(err, success) {
-				if (callback) {
-					if(err) {
-						return callback(err);
-					}
-
-					callback(null, !following);
+			db[following ? 'setRemove' : 'setAdd']('tid:' + tid + ':followers', uid, function(err) {
+				if (typeof callback === 'function') {
+					callback(err, !following);
 				}
 			});
 		});