Index: modules/system/system.install
===================================================================
RCS file: /cvs/drupal/drupal/modules/system/system.install,v
retrieving revision 1.238.2.15
diff -u -r1.238.2.15 system.install
--- modules/system/system.install	1 Jul 2009 20:51:56 -0000	1.238.2.15
+++ modules/system/system.install	4 Aug 2009 19:12:04 -0000
@@ -2170,7 +2170,7 @@
   while ($role = db_fetch_object($result)) {
     $renamed_permission = preg_replace('/administer access control/', 'administer permissions', $role->perm);
     if ($renamed_permission != $role->perm) {
-      $ret[] = update_sql("UPDATE {permission} SET perm = '$renamed_permission' WHERE rid = $role->rid");
+      db_query("UPDATE {permission} SET perm = '%s' WHERE rid = %d", $renamed_permission, $role->rid);
     }
   }
   return $ret;