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driver core: class: mark the struct class in struct class_interface constant

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The struct class pointer in struct class_interface is never modified, so
mark it as const so that no one accidentally tries to modify it in the
future.

Acked-by: Rafael J. Wysocki <rafael@kernel.org>
Link: https://lore.kernel.org/r/2023040249-handball-gruffly-5da7@gregkh
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Greg Kroah-Hartman 2023-04-02 19:58:48 +02:00
parent 43a7206b09
commit 6b0d49be81
2 changed files with 2 additions and 2 deletions
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2
drivers/base/class.c
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@ -498,7 +498,7 @@ EXPORT_SYMBOL_GPL(class_interface_register);
void class_interface_unregister(struct class_interface *class_intf)
{
struct subsys_private *sp;
struct class *parent = class_intf->class;
const struct class *parent = class_intf->class;
struct class_dev_iter iter;
struct device *dev;

2
include/linux/device/class.h
View file

@ -217,7 +217,7 @@ ssize_t show_class_attr_string(const struct class *class, const struct class_att
struct class_interface {
struct list_head node;
struct class *class;
const struct class *class;
int (*add_dev) (struct device *, struct class_interface *);
void (*remove_dev) (struct device *, struct class_interface *);