--- advpoll_orig/modes/binary.inc	2006-11-05 10:09:06.000000000 -0800
+++ advpoll/modes/binary.inc	2007-03-21 16:11:13.000000000 -0700
@@ -132,6 +132,7 @@
 				$temp->value = 1;
 				$vote[] = $temp;
 			}
+			unset($temp);
 		}
   }
 	votingapi_set_vote('advpoll', $node->nid, $vote);