diff --git a/sql/item.h b/sql/item.h
index 259b3654461..c9f87c4df90 100644
--- a/sql/item.h
+++ b/sql/item.h
@@ -1467,7 +1467,10 @@ public:
   Field *get_tmp_table_field()
   { return result_field ? result_field : (*ref)->get_tmp_table_field(); }
   Item *get_tmp_table_item(THD *thd)
-  { return (*ref)->get_tmp_table_item(thd); }
+  { 
+    return (result_field ? new Item_field(result_field) :
+                          (*ref)->get_tmp_table_item(thd));
+  }
   table_map used_tables() const		
   { 
     return depended_from ? OUTER_REF_TABLE_BIT : (*ref)->used_tables();