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Merge ahristov@bk-internal.mysql.com:/home/bk/mysql-5.0-runtime

Browse source 
into  example.com:/work/mysql-5.0-runtime


mysql-test/t/sp.test:
  Auto merged
sql/sp.cc:
  Auto merged
mysql-test/r/sp.result:
  manual merge
This commit is contained in:
unknown 2006-09-27 22:25:23 +02:00
commit ca48feceee
3 changed files with 31 additions and 1 deletions
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7
mysql-test/r/sp.result
View file

@ -5402,4 +5402,11 @@ ERROR HY000: Can't execute the query because you have a conflicting read lock
UNLOCK TABLES|
The following should succeed.
DROP PROCEDURE bug21414|
set names utf8|
drop database if exists това_е_дълго_име_за_база_данни_нали|
create database това_е_дълго_име_за_база_данни_нали|
INSERT INTO mysql.proc VALUES ('това_е_дълго_име_за_база_данни_нали','това_е_процедура_с_доста_дълго_име_нали_и_още_по_дълго','PROCEDURE','това_е_процедура_с_доста_дълго_име_нали_и_още_по_дълго','SQL','CONTAINS_SQL','NO','DEFINER','','','bad_body','root@localhost',now(), now(),'','')|
call това_е_дълго_име_за_база_данни_нали.това_е_процедура_с_доста_дълго_име_нали_и_още_по_дълго()|
ERROR HY000: Failed to load routine това_е_дълго_име_за_база_данни_нали.това_е_процедура_с_доста_дълго_име_нали_и_още_по_дълго. The table mysql.proc is missing, corrupt, or contains bad data (internal code -6)
drop database това_е_дълго_име_за_база_данни_нали|
drop table t1,t2;

13
mysql-test/t/sp.test
View file

@ -6339,6 +6339,19 @@ UNLOCK TABLES|
DROP PROCEDURE bug21414|
#
# BUG#21311: Possible stack overrun if SP has non-latin1 name
#
set names utf8|
--disable_warnings
drop database if exists това_е_дълго_име_за_база_данни_нали|
--enable_warnings
create database това_е_дълго_име_за_база_данни_нали|
INSERT INTO mysql.proc VALUES ('това_е_дълго_име_за_база_данни_нали','това_е_процедура_с_доста_дълго_име_нали_и_още_по_дълго','PROCEDURE','това_е_процедура_с_доста_дълго_име_нали_и_още_по_дълго','SQL','CONTAINS_SQL','NO','DEFINER','','','bad_body','root@localhost',now(), now(),'','')|
--error ER_SP_PROC_TABLE_CORRUPT
call това_е_дълго_име_за_база_данни_нали.това_е_процедура_с_доста_дълго_име_нали_и_още_по_дълго()|
drop database това_е_дълго_име_за_база_данни_нали|
#
# BUG#NNNN: New bug synopsis
#

12
sql/sp.cc
View file

@ -1606,7 +1606,17 @@ sp_cache_routines_and_add_tables_aux(THD *thd, LEX *lex,
*/
if (!thd->net.report_error)
{
char n[NAME_LEN*2+2];
/*
SP allows full NAME_LEN chars thus he have to allocate enough
size in bytes. Otherwise there is stack overrun could happen
if multibyte sequence is `name`. `db` is still safe because the
rest of the server checks agains NAME_LEN bytes and not chars.
Hence, the overrun happens only if the name is in length > 32 and
uses multibyte (cyrillic, greek, etc.)
!! Change 3 with SYSTEM_CHARSET_MBMAXLEN when it's defined.
*/
char n[NAME_LEN*3*2+2];
/* m_qname.str is not always \0 terminated */
memcpy(n, name.m_qname.str, name.m_qname.length);