Commit 61deab8a authored by Bart Van Assche's avatar Bart Van Assche Committed by Martin K. Petersen
Browse files

scsi: core: Remove unused code from scsi_sysfs.c 



Remove unused code since we do not keep unused code in the Linux kernel.

Signed-off-by: default avatarBart Van Assche <bvanassche@acm.org>
Link: https://patch.msgid.link/20251031220857.2917954-1-bvanassche@acm.org


Signed-off-by: default avatarMartin K. Petersen <martin.petersen@oracle.com>
parent 480ca795

drivers/scsi/scsi_sysfs.c

+0 −62
Original line number Diff line number Diff line
@@ -605,68 +605,6 @@ sdev_show_##field (struct device *dev, struct device_attribute *attr, \ 
	sdev_show_function(field, format_string)			\

static DEVICE_ATTR(field, S_IRUGO, sdev_show_##field, NULL);





/*

 * sdev_rw_attr: create a function and attribute variable for a

 * read/write field.

 */

#define sdev_rw_attr(field, format_string)				\

	sdev_show_function(field, format_string)				\

									\

static ssize_t								\

sdev_store_##field (struct device *dev, struct device_attribute *attr,	\

		    const char *buf, size_t count)			\

{									\

	struct scsi_device *sdev;					\

	sdev = to_scsi_device(dev);					\

	sscanf (buf, format_string, &sdev->field);			\

	return count;							\

}									\

static DEVICE_ATTR(field, S_IRUGO | S_IWUSR, sdev_show_##field, sdev_store_##field);



/* Currently we don't export bit fields, but we might in future,

 * so leave this code in */

#if 0

/*

 * sdev_rd_attr: create a function and attribute variable for a

 * read/write bit field.

 */

#define sdev_rw_attr_bit(field)						\

	sdev_show_function(field, "%d\n")					\

									\

static ssize_t								\

sdev_store_##field (struct device *dev, struct device_attribute *attr,	\

		    const char *buf, size_t count)			\

{									\

	int ret;							\

	struct scsi_device *sdev;					\

	ret = scsi_sdev_check_buf_bit(buf);				\

	if (ret >= 0)	{						\

		sdev = to_scsi_device(dev);				\

		sdev->field = ret;					\

		ret = count;						\

	}								\

	return ret;							\

}									\

static DEVICE_ATTR(field, S_IRUGO | S_IWUSR, sdev_show_##field, sdev_store_##field);



/*

 * scsi_sdev_check_buf_bit: return 0 if buf is "0", return 1 if buf is "1",

 * else return -EINVAL.

 */

static int scsi_sdev_check_buf_bit(const char *buf)

{

	if ((buf[1] == '\0') || ((buf[1] == '\n') && (buf[2] == '\0'))) {

		if (buf[0] == '1')

			return 1;

		else if (buf[0] == '0')

			return 0;

		else

			return -EINVAL;

	} else

		return -EINVAL;

}

#endif

/*

 * Create the actual show/store functions and data structures.

 */