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Fixed access to undefined memory found by valgrind and MSAN

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When my_vsnprintf() is patched, the code protected disabled with
'WAITING_FOR_BUGFIX_TO_VSPRINTF' should be enabled again. Also all %b
formats in this patch should be revert to %s again
This commit is contained in:
Monty
2020-05-15 16:15:49 +03:00
parent dcc0baf540
commit c4bf4b7aef
13 changed files with 42 additions and 63 deletions
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4
sql/item_subselect.cc
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@@ -728,8 +728,8 @@ bool Item_subselect::exec()
QT_WITHOUT_INTRODUCERS));
push_warning_printf(thd, Sql_condition::WARN_LEVEL_NOTE,
ER_UNKNOWN_ERROR, "DBUG: Item_subselect::exec %.*s",
print.length(),print.c_ptr());
ER_UNKNOWN_ERROR, "DBUG: Item_subselect::exec %.*b",
print.length(),print.ptr());
);
/*
Do not execute subselect in case of a fatal error