Index: branches/5.3.x/units/polls/poll_tp.php
===================================================================
diff -u -N -r15490 -r15670
--- branches/5.3.x/units/polls/poll_tp.php	(.../poll_tp.php)	(revision 15490)
+++ branches/5.3.x/units/polls/poll_tp.php	(.../poll_tp.php)	(revision 15670)
@@ -1,6 +1,6 @@
 <?php
 /**
-* @version	$Id: poll_tp.php 15155 2012-03-04 09:27:01Z alex $
+* @version	$Id: poll_tp.php 15670 2013-01-17 08:35:40Z alex $
 * @package	In-Bulletin
 * @copyright	Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
 * @license      GNU/GPL
@@ -27,10 +27,17 @@
 			$object = $this->getObject($params);
 			/* @var $object kDBItem */
 
-			if (!$object->GetDBField('AllowMultipleVotings')) {
+			if ( !$object->GetDBField('AllowMultipleVotings') ) {
+				$where_clause = Array (
+					'PollId = ' . $object->GetID(),
+					'CreatedById = ' . $this->Application->RecallVar('user_id'),
+					'UserIP = ' . $this->Conn->qstr($this->Application->getClientIp()),
+				);
+
 				$sql = 'SELECT StatisticsId
-						FROM '.TABLE_PREFIX.'PollsStatistics
-						WHERE PollId = '.$object->GetID().' AND CreatedById = '.$this->Application->RecallVar('user_id').' AND UserIP = '.$this->Conn->qstr(getenv('REMOTE_ADDR'));
+						FROM ' . TABLE_PREFIX . 'PollsStatistics
+						WHERE (' . implode(') AND (', $where_clause) . ')';
+
 				return $this->Conn->GetOne($sql) > 0;
 			}