Sergei Golubchik 445ac662c3 MDEV-15755 Query crashing MariaDB in cleanup_after_query ...

set the pointer to NULL to avoid double-free
when the item is cleaned up many times

(once in JOIN_TAB::cleanup(): tmp->jtbm_subselect->cleanup()
and once at the end of the query, with all other items)

2018-05-15 12:10:48 +02:00

1.8 KiB

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