Index: modules/block/block.module
===================================================================
RCS file: /cvs/drupal/drupal/modules/block/block.module,v
retrieving revision 1.414
diff -u -p -r1.414 block.module
--- modules/block/block.module	12 Mar 2010 05:14:14 -0000	1.414
+++ modules/block/block.module	27 Mar 2010 23:01:34 -0000
@@ -560,11 +560,7 @@ function block_theme_initialize($theme) 
  *   array key instead of <i>module</i>_<i>delta</i>.
  */
 function block_list($region) {
-  $blocks = &drupal_static(__FUNCTION__);
-
-  if (!isset($blocks)) {
-    $blocks = _block_load_blocks();
-  }
+  $blocks = _block_load_blocks();
 
   // Create an empty array if there are no entries.
   if (!isset($blocks[$region])) {