Index: poll.module
===================================================================
RCS file: /cvs/drupal/drupal/modules/poll/poll.module,v
retrieving revision 1.270
diff -u -r1.270 poll.module
--- modules/poll/poll.module	24 Jul 2008 16:25:18 -0000	1.270
+++ modules/poll/poll.module	17 Aug 2008 21:05:47 -0000
@@ -161,7 +161,7 @@
  * Closes polls that have exceeded their allowed runtime.
  */
 function poll_cron() {
-  $result = db_query('SELECT p.nid FROM {poll} p INNER JOIN {node} n ON p.nid = n.nid WHERE (n.created + p.runtime) < ' . time() . ' AND p.active = 1 AND p.runtime != 0');
+  $result = db_query('SELECT p.nid FROM {poll} p INNER JOIN {node} n ON p.nid = n.nid WHERE (n.created + p.runtime) < ' . time() . ' AND p.active = 1 AND p.runtime <> 0');
   while ($poll = db_fetch_object($result)) {
     db_query("UPDATE {poll} SET active = 0 WHERE nid = %d", $poll->nid);
   }