diff options
Diffstat (limited to 'sql/sql_prepare.cc')
| -rw-r--r-- | sql/sql_prepare.cc | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/sql/sql_prepare.cc b/sql/sql_prepare.cc index 969e6ee4574..24dde140a8a 100644 --- a/sql/sql_prepare.cc +++ b/sql/sql_prepare.cc @@ -2508,14 +2508,24 @@ void reinit_stmt_before_use(THD *thd, LEX *lex) */ if (sl->prep_where) { - sl->where= sl->prep_where->copy_andor_structure(thd); + /* + We need this rollback because memory allocated in + copy_andor_structure() will be freed + */ + thd->change_item_tree((Item**)&sl->where, + sl->prep_where->copy_andor_structure(thd)); sl->where->cleanup(); } else sl->where= NULL; if (sl->prep_having) { - sl->having= sl->prep_having->copy_andor_structure(thd); + /* + We need this rollback because memory allocated in + copy_andor_structure() will be freed + */ + thd->change_item_tree((Item**)&sl->having, + sl->prep_having->copy_andor_structure(thd)); sl->having->cleanup(); } else |