diff -u b/core/modules/poll/poll.module b/core/modules/poll/poll.module
--- b/core/modules/poll/poll.module
+++ b/core/modules/poll/poll.module
@@ -926,7 +926,7 @@
 }
 
 /**
- * Implements template_preprocess_HOOK() for poll-results.tpl.php.  
+ * Implements template_preprocess_HOOK() for poll-results.tpl.php.
  *
  * @param $variables
  *   An associative array containing: