diff --git a/core/modules/user/user.module b/core/modules/user/user.module
index 89706c4..1e7aa99 100644
--- a/core/modules/user/user.module
+++ b/core/modules/user/user.module
@@ -542,7 +542,12 @@ function user_access($string, $account = NULL) {
 /**
  * Checks for usernames blocked by user administration.
  *
- * @return boolean TRUE for blocked users, FALSE for active.
+ * @param $name
+ *   A string containing a name of the user.
+ *
+ * @return
+ *   Object with property 'name' (the user name), if the user is blocked;
+ *   FALSE if the user is not blocked.
  */
 function user_is_blocked($name) {
   return db_select('users')