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MDEV-25109 Server crashes in sp_name::sp_name upon invalid data in mysql.proc

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don't try to lowercase a db name if it's zero-length.
(empty_lex_str is not writable, even db.str[0]=0 will fail)
This commit is contained in:
Sergei Golubchik
2021-04-27 13:05:13 +02:00
parent 2e279962e9
commit 64b7433709
3 changed files with 30 additions and 1 deletions
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13
mysql-test/main/lowercase_table.test
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@ -126,3 +126,16 @@ drop table t1;
--echo #
--echo # End of 10.2 tests
--echo #
--echo #
--echo # MDEV-25109 Server crashes in sp_name::sp_name upon invalid data in mysql.proc
--echo #
call mtr.add_suppression("Stored routine ''.'': invalid value in column");
insert ignore into mysql.proc () values ();
--error ER_SP_WRONG_NAME
show function status;
delete from mysql.proc where name = '';
--echo #
--echo # End of 10.3 tests
--echo #