__get_mtd_device
ret = __get_mtd_device(dev->mtd);
err = __get_mtd_device(ret);
EXPORT_SYMBOL_GPL(__get_mtd_device);
err = __get_mtd_device(mtd);
err = __get_mtd_device(mtd);
err = __get_mtd_device(mtd);
extern int __get_mtd_device(struct mtd_info *mtd);