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driver core: class: make class_create/remove_file*() options const

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The class_create_file*() and class_remove_file*() functions do not
modify the struct class at all, so mark them as const * to enforce that.

Cc: "Rafael J. Wysocki" <rafael@kernel.org>
Link: https://lore.kernel.org/r/20230313181843.1207845-8-gregkh@linuxfoundation.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Greg Kroah-Hartman 2023-03-13 19:18:39 +01:00
parent cf41015ea8
commit 80842a9290
2 changed files with 7 additions and 7 deletions
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4
drivers/base/class.c
View File

@ -87,7 +87,7 @@ static const struct kobj_type class_ktype = {
static struct kset *class_kset;
int class_create_file_ns(struct class *cls, const struct class_attribute *attr,
int class_create_file_ns(const struct class *cls, const struct class_attribute *attr,
const void *ns)
{
int error;
@ -101,7 +101,7 @@ int class_create_file_ns(struct class *cls, const struct class_attribute *attr,
}
EXPORT_SYMBOL_GPL(class_create_file_ns);
void class_remove_file_ns(struct class *cls, const struct class_attribute *attr,
void class_remove_file_ns(const struct class *cls, const struct class_attribute *attr,
const void *ns)
{
if (cls)

10
include/linux/device/class.h
View File

@ -200,20 +200,20 @@ struct class_attribute {
#define CLASS_ATTR_WO(_name) \
struct class_attribute class_attr_##_name = __ATTR_WO(_name)
extern int __must_check class_create_file_ns(struct class *class,
extern int __must_check class_create_file_ns(const struct class *class,
const struct class_attribute *attr,
const void *ns);
extern void class_remove_file_ns(struct class *class,
extern void class_remove_file_ns(const struct class *class,
const struct class_attribute *attr,
const void *ns);
static inline int __must_check class_create_file(struct class *class,
const struct class_attribute *attr)
static inline int __must_check class_create_file(const struct class *class,
const struct class_attribute *attr)
{
return class_create_file_ns(class, attr, NULL);
}
static inline void class_remove_file(struct class *class,
static inline void class_remove_file(const struct class *class,
const struct class_attribute *attr)
{
return class_remove_file_ns(class, attr, NULL);