database/mariadb-connector-c
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memory leaks after CONC-589, e09e24e8

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we cannot just set `mysql->net.pvio= NULL`
we need to free(net->pvio) first.
And not protect `free(net->buff)` with `if (mysql->net.pvio)`.
This commit is contained in:
Sergei Golubchik
2025-01-23 19:54:44 +01:00
committed by Sergei Golubchik
parent 1a34542eac
commit 836db56372
1 changed files with 7 additions and 9 deletions
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16
libmariadb/mariadb_lib.c
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@ -387,6 +387,7 @@ mthd_my_send_cmd(MYSQL *mysql,enum enum_server_command command, const char *arg,
(socket) is still available */
if (command != COM_QUIT && mysql->options.reconnect && ma_pvio_is_alive(mysql->net.pvio))
{
ma_pvio_close(mysql->net.pvio);
mysql->net.pvio= NULL;
mysql->net.error= 1;
}
@ -2117,15 +2118,12 @@ void my_set_error(MYSQL *mysql,
void mysql_close_slow_part(MYSQL *mysql)
{
if (mysql->net.pvio)
{
free_old_query(mysql);
mysql->status=MYSQL_STATUS_READY; /* Force command */
mysql->options.reconnect=0;
if (mysql->net.pvio && mysql->net.buff)
ma_simple_command(mysql, COM_QUIT,NullS,0,1,0);
end_server(mysql);
}
free_old_query(mysql);
mysql->status=MYSQL_STATUS_READY; /* Force command */
mysql->options.reconnect=0;
if (mysql->net.pvio && mysql->net.buff)
ma_simple_command(mysql, COM_QUIT,NullS,0,1,0);
end_server(mysql);
}
static void ma_clear_session_state(MYSQL *mysql)