diff options
Diffstat (limited to 'sql/sql_parse.cc')
| -rw-r--r-- | sql/sql_parse.cc | 26 |
1 files changed, 10 insertions, 16 deletions
diff --git a/sql/sql_parse.cc b/sql/sql_parse.cc index 5c272353664..5cd0bebf48a 100644 --- a/sql/sql_parse.cc +++ b/sql/sql_parse.cc @@ -623,8 +623,10 @@ void free_items(Item *item) DBUG_VOID_RETURN; } -/* This works because items are allocated with sql_alloc() */ - +/** + This works because items are allocated with sql_alloc(). + @note The function also handles null pointers (empty list). +*/ void cleanup_items(Item *item) { DBUG_ENTER("cleanup_items"); @@ -3282,17 +3284,6 @@ end_with_restore_list: } else { - /* - If this is a slave thread, we may sometimes execute some - DROP / * 40005 TEMPORARY * / TABLE - that come from parts of binlogs (likely if we use RESET SLAVE or CHANGE - MASTER TO), while the temporary table has already been dropped. - To not generate such irrelevant "table does not exist errors", - we silently add IF EXISTS if TEMPORARY was used. - */ - if (thd->slave_thread) - lex->drop_if_exists= 1; - /* So that DROP TEMPORARY TABLE gets to binlog at commit/rollback */ thd->variables.option_bits|= OPTION_KEEP_LOG; } @@ -6822,13 +6813,13 @@ bool reload_acl_and_cache(THD *thd, ulong options, TABLE_LIST *tables, thd->thread_stack= (char*) &tmp_thd; thd->store_globals(); } - + if (thd) { bool reload_acl_failed= acl_reload(thd); bool reload_grants_failed= grant_reload(thd); bool reload_servers_failed= servers_reload(thd); - + if (reload_acl_failed || reload_grants_failed || reload_servers_failed) { result= 1; @@ -7001,7 +6992,10 @@ bool reload_acl_and_cache(THD *thd, ulong options, TABLE_LIST *tables, if (options & REFRESH_USER_RESOURCES) reset_mqh((LEX_USER *) NULL, 0); /* purecov: inspected */ *write_to_binlog= tmp_write_to_binlog; - return result; + /* + If the query was killed then this function must fail. + */ + return result || thd->killed; } |