Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
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: Bart Van Assche <bvanassche@acm.org>
Link: https://patch.msgid.link/20251031220857.2917954-1-bvanassche@acm.org
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
authored by
Bart Van Assche
and committed by
Martin K. Petersen
61deab8a
480ca795
-62
-62
drivers/scsi/scsi_sysfs.c
-62
drivers/scsi/scsi_sysfs.c
···
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sdev_show_function(field, format_string) \
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static DEVICE_ATTR(field, S_IRUGO, sdev_show_##field, NULL);
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-
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/*
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* sdev_rw_attr: create a function and attribute variable for a
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* read/write field.
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*/
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#define sdev_rw_attr(field, format_string) \
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sdev_show_function(field, format_string) \
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\
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static ssize_t \
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sdev_store_##field (struct device *dev, struct device_attribute *attr, \
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const char *buf, size_t count) \
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{ \
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struct scsi_device *sdev; \
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sdev = to_scsi_device(dev); \
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sscanf (buf, format_string, &sdev->field); \
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return count; \
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} \
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static DEVICE_ATTR(field, S_IRUGO | S_IWUSR, sdev_show_##field, sdev_store_##field);
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-
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/* Currently we don't export bit fields, but we might in future,
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* so leave this code in */
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#if 0
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/*
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* sdev_rd_attr: create a function and attribute variable for a
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* read/write bit field.
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*/
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#define sdev_rw_attr_bit(field) \
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sdev_show_function(field, "%d\n") \
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\
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static ssize_t \
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sdev_store_##field (struct device *dev, struct device_attribute *attr, \
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const char *buf, size_t count) \
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{ \
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int ret; \
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struct scsi_device *sdev; \
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ret = scsi_sdev_check_buf_bit(buf); \
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if (ret >= 0) { \
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sdev = to_scsi_device(dev); \
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sdev->field = ret; \
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ret = count; \
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} \
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return ret; \
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} \
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static DEVICE_ATTR(field, S_IRUGO | S_IWUSR, sdev_show_##field, sdev_store_##field);
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/*
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* scsi_sdev_check_buf_bit: return 0 if buf is "0", return 1 if buf is "1",
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* else return -EINVAL.
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*/
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static int scsi_sdev_check_buf_bit(const char *buf)
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{
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if ((buf[1] == '\0') || ((buf[1] == '\n') && (buf[2] == '\0'))) {
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if (buf[0] == '1')
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return 1;
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else if (buf[0] == '0')
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return 0;
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else
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return -EINVAL;
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} else
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return -EINVAL;
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}
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#endif
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/*
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* Create the actual show/store functions and data structures.
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*/