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| author | Oleksandr Byelkin <sanja@mariadb.com> | 2020-07-24 09:59:38 +0200 |
|---|---|---|
| committer | Oleksandr Byelkin <sanja@mariadb.com> | 2020-07-28 08:23:57 +0200 |
| commit | c6eb21cd878f8762b3abb12813403ed8e04fee0c (patch) | |
| tree | a2244289439f6ff98576a85d34259f4166b7c192 /sql/sql_lex.h | |
| parent | fd9ca2a742abe2e91b2b77e70915dec7bd3cd7e1 (diff) | |
| download | mariadb-git-c6eb21cd878f8762b3abb12813403ed8e04fee0c.tar.gz | |
MDEV-21998: Server crashes in st_select_lex::add_table_to_list upon mix of KILL and sequences
Continue support the hack of current select equal builtin select if
selects stack is empty even after subselects.
Diffstat (limited to 'sql/sql_lex.h')
| -rw-r--r-- | sql/sql_lex.h | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/sql/sql_lex.h b/sql/sql_lex.h index 3d8505e5942..d0a18d4c578 100644 --- a/sql/sql_lex.h +++ b/sql/sql_lex.h @@ -3632,8 +3632,9 @@ public: if (unlikely(!select_stack_top)) { - current_select= NULL; - DBUG_PRINT("info", ("Top Select is empty")); + current_select= &builtin_select; + DBUG_PRINT("info", ("Top Select is empty -> sel builtin: %p", + current_select)); } else current_select= select_stack[select_stack_top - 1]; |