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MDEV-25663 Double free of transaction during truncate operation

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- Patch addresses the problem to fix double free of
transaction if it is own transaction.
This commit is contained in:
Thirunarayanan Balathandayuthapani 2021-05-24 11:33:01 +05:30
parent 349d77ecdd
commit 5c75ba9cad
1 changed files with 2 additions and 8 deletions
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10
storage/innobase/handler/ha_innodb.cc
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@ -13155,10 +13155,6 @@ ha_innobase::create(
innobase_commit_low(trx); innobase_commit_low(trx);
row_mysql_unlock_data_dictionary(trx); row_mysql_unlock_data_dictionary(trx);
if (own_trx) {
trx_free_for_mysql(trx);
}
/* Flush the log to reduce probability that the .frm files and /* Flush the log to reduce probability that the .frm files and
the InnoDB data dictionary get out-of-sync if the user runs the InnoDB data dictionary get out-of-sync if the user runs
with innodb_flush_log_at_trx_commit = 0 */ with innodb_flush_log_at_trx_commit = 0 */
@ -13168,10 +13164,8 @@ ha_innobase::create(
error = info.create_table_update_dict(); error = info.create_table_update_dict();
/* In case of error, free the transaction only if if (own_trx) {
it is newly created transaction in ha_innobase::create() */ trx_free_for_mysql(trx);
if (own_trx && error) {
trx_free_for_mysql(info.trx());
} }
/* Tell the InnoDB server that there might be work for /* Tell the InnoDB server that there might be work for