revision-id: d3534d5b45a419260d0292d72a6a21f2a2ba2582 (mariadb-10.1.38-144-gd3534d5) parent(s): d88dfd873232dafd480c2d0382b4ff3add9c936d author: Igor Babaev committer: Igor Babaev timestamp: 2019-04-27 21:31:04 -0700 message: MDEV-19351 statistics_for_command_is_needed: Conditional jump or move depends on uninitialised value Initialized THD::force_read_stats introduced in the patch for MDEV-17605. Leaving this field uninitialized in the constructor of the THD class may trigger reading statistical data that is not needed. --- sql/sql_class.cc | 1 + 1 file changed, 1 insertion(+) diff --git a/sql/sql_class.cc b/sql/sql_class.cc index 639c7c1..6fa8c10 100644 --- a/sql/sql_class.cc +++ b/sql/sql_class.cc @@ -983,6 +983,7 @@ THD::THD(bool is_wsrep_applier) memset(&invoker_host, 0, sizeof(invoker_host)); prepare_derived_at_open= FALSE; create_tmp_table_for_derived= FALSE; + force_read_stats= FALSE; save_prep_leaf_list= FALSE; /* Restore THR_THD */ set_current_thd(old_THR_THD);