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hwmon: (core) Constify device attributes

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Mark the attribute structures as const, as they are never modified.

Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
Link: https://lore.kernel.org/r/20260806-sysfs-const-attr-hwmon-v2-1-22fee8b85509@weissschuh.net
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
This commit is contained in:
Thomas Weißschuh 2026-08-06 08:09:11 +02:00 committed by Guenter Roeck
parent 9c110a4676
commit dafe7f1ec9
1 changed files with 8 additions and 8 deletions
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16
drivers/hwmon/hwmon.c
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@ -71,27 +71,27 @@ struct hwmon_thermal_data {
};
static ssize_t
name_show(struct device *dev, struct device_attribute *attr, char *buf)
name_show(struct device *dev, const struct device_attribute *attr, char *buf)
{
return sysfs_emit(buf, "%s\n", to_hwmon_device(dev)->name);
}
static DEVICE_ATTR_RO(name);
static const DEVICE_ATTR_RO(name);
static ssize_t
label_show(struct device *dev, struct device_attribute *attr, char *buf)
label_show(struct device *dev, const struct device_attribute *attr, char *buf)
{
return sysfs_emit(buf, "%s\n", to_hwmon_device(dev)->label);
}
static DEVICE_ATTR_RO(label);
static const DEVICE_ATTR_RO(label);
static struct attribute *hwmon_dev_attrs[] = {
static const struct attribute *const hwmon_dev_attrs[] = {
&dev_attr_name.attr,
&dev_attr_label.attr,
NULL
};
static umode_t hwmon_dev_attr_is_visible(struct kobject *kobj,
struct attribute *attr, int n)
const struct attribute *attr, int n)
{
struct device *dev = kobj_to_dev(kobj);
struct hwmon_device *hdev = to_hwmon_device(dev);
@ -106,8 +106,8 @@ static umode_t hwmon_dev_attr_is_visible(struct kobject *kobj,
}
static const struct attribute_group hwmon_dev_attr_group = {
.attrs = hwmon_dev_attrs,
.is_visible = hwmon_dev_attr_is_visible,
.attrs_const = hwmon_dev_attrs,
.is_visible_const = hwmon_dev_attr_is_visible,
};
static const struct attribute_group *hwmon_dev_attr_groups[] = {