Hi, Oleksandr! Ok to push! A couple of typos below On Oct 07, Oleksandr Byelkin wrote:

revision-id: dcbdec60893 (mariadb-10.4.21-56-gdcbdec60893) parent(s): a75813d4673 author: Oleksandr Byelkin committer: Oleksandr Byelkin timestamp: 2021-10-07 11:39:02 +0200 message:

MDEV-26650: Failed ALTER USER/GRANT statement removes the password from the cache

Starting from 10.4 AUTH is not part of ACL_USER so have to be safely copied. Patch made in line with preriouse code ideas.

"previous"

diff --git a/sql/sql_acl.cc b/sql/sql_acl.cc index 0e2c044e3a1..cef51038540 100644 --- a/sql/sql_acl.cc +++ b/sql/sql_acl.cc @@ -188,6 +188,9 @@ class ACL_USER_PARAM class ACL_USER :public ACL_USER_BASE, public ACL_USER_PARAM { +protected: + // default shellow copy constructor (protect from non-authorized usage)

"shallow"

+ ACL_USER(const ACL_USER &)= default; public:

Regards, Sergei VP of MariaDB Server Engineering and security@mariadb.org