diff --git a/cocos2dx/cocoa/CCSet.cpp b/cocos2dx/cocoa/CCSet.cpp
index 0078cfb5d9..8ab306af56 100644
--- a/cocos2dx/cocoa/CCSet.cpp
+++ b/cocos2dx/cocoa/CCSet.cpp
@@ -52,18 +52,7 @@ CCSet::CCSet(const CCSet &rSetObject)
 
 CCSet::~CCSet(void)
 {
-    // call release() of elements
-    CCSetIterator iter;
-    for (iter = m_pSet->begin(); iter != m_pSet->end(); ++iter)
-    {
-        if (! (*iter))
-        {
-            break;
-        }
-
-        (*iter)->release();
-    }
-
+    removeAllObjects();
     CC_SAFE_DELETE(m_pSet);
 }
 
@@ -98,20 +87,16 @@ void CCSet::removeObject(CCObject *pObject)
 
 void CCSet::removeAllObjects()
 {
-	if (!m_pSet || m_pSet->empty())
-	{
-		return;
-	}
+    CCSetIterator it;
+    for (it = m_pSet->begin(); it != m_pSet->end(); ++it)
+    {
+        if (! (*it))
+        {
+            break;
+        }
 
-	CCSetIterator it;
-
-	for( it = m_pSet->begin(); it != m_pSet->end(); ++it)
-	{
-		if(*it)
-		{
-			removeObject(*it);
-		}
-	}
+        (*it)->release();
+    }
 }
 
 bool CCSet::containsObject(CCObject *pObject)