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MDEV-15328: MariaDB 10.2.13 Crashes upon CALL PROCEDURE PARAM LAST_INSERT_ID ()

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There is not current SELECT during assigning SP parameters, do not use it if current_select is empty.
This commit is contained in:
Oleksandr Byelkin
2018-03-05 17:43:30 +01:00
parent 3a93ec53c1
commit 5511e8ed59
5 changed files with 68 additions and 13 deletions
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29
sql/sql_lex.h
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@ -2902,21 +2902,24 @@ public:
{
safe_to_cache_query= 0;
/*
There are no sense to mark select_lex and union fields of LEX,
but we should merk all subselects as uncacheable from current till
most upper
*/
SELECT_LEX *sl;
SELECT_LEX_UNIT *un;
for (sl= current_select, un= sl->master_unit();
un != &unit;
sl= sl->outer_select(), un= sl->master_unit())
if (current_select) // initialisation SP variables has no SELECT
{
sl->uncacheable|= cause;
un->uncacheable|= cause;
/*
There are no sense to mark select_lex and union fields of LEX,
but we should merk all subselects as uncacheable from current till
most upper
*/
SELECT_LEX *sl;
SELECT_LEX_UNIT *un;
for (sl= current_select, un= sl->master_unit();
un != &unit;
sl= sl->outer_select(), un= sl->master_unit())
{
sl->uncacheable|= cause;
un->uncacheable|= cause;
}
select_lex.uncacheable|= cause;
}
select_lex.uncacheable|= cause;
}
void set_trg_event_type_for_tables();