mariadb_stmt_execute_direct: mysql_error returns error from execute instead of prepare

static int test_execute_direct_error(MYSQL *mysql)

{

  MYSQL_STMT *stmt= mysql_stmt_init(mysql);

  int rc;

  rc= mariadb_stmt_execute_direct(stmt, SL("SELECT SYNTAX_ERROR"));

  diag("stmt_error: %s", mysql_stmt_error(stmt))

  diag("mysql_error: %s", mysql_error(mysql))

  FAIL_IF(!rc, "Error expected")

  mysql_stmt_close(stmt);

  return OK;

}

# stmt_error: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'CALL P1()' at line 1

# mysql_error: Unknown prepared statement handler (4294967295) given to mysqld_stmt_execute