updated drupal core to 7.43

modules/poll/poll.module

@@ -631,9 +631,6 @@ function poll_delete($node) {
  *   The node object to load.
  */
 function poll_block_latest_poll_view($node) {
-  global $user;
-  $output = '';
-
   // This is necessary for shared objects because PHP doesn't copy objects, but
   // passes them by reference.  So when the objects are cached it can result in
   // the wrong output being displayed on subsequent calls.  The cloning and
@@ -674,9 +671,6 @@ function poll_block_latest_poll_view($node) {
  * Implements hook_view().
  */
 function poll_view($node, $view_mode) {
-  global $user;
-  $output = '';
-
   if (!empty($node->allowvotes) && empty($node->show_results)) {
     $node->content['poll_view_voting'] = drupal_get_form('poll_view_voting', $node);
   }
@@ -694,7 +688,7 @@ function poll_view($node, $view_mode) {
 function poll_teaser($node) {
   $teaser = NULL;
   if (is_array($node->choice)) {
-    foreach ($node->choice as $k => $choice) {
+    foreach ($node->choice as $choice) {
       if ($choice['chtext'] != '') {
         $teaser .= '* ' . check_plain($choice['chtext']) . "\n";
       }