kobject: make kobject_namespace take a const *

kobject_namespace() should take a const *kobject as it does not modify
the kobject passed to it.  Change that, and the functions
kobj_child_ns_ops() and kobj_ns_ops() needed to also be changed to const
*.

Acked-by: Rafael J. Wysocki <rafael@kernel.org>
Link: https://lore.kernel.org/r/20221121094649.1556002-2-gregkh@linuxfoundation.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Greg Kroah-Hartman 2022-11-21 10:46:46 +01:00
parent 02a476d932
commit 542aa24646
3 changed files with 6 additions and 6 deletions

View File

@ -112,7 +112,7 @@ extern struct kobject * __must_check kobject_get_unless_zero(
struct kobject *kobj);
extern void kobject_put(struct kobject *kobj);
extern const void *kobject_namespace(struct kobject *kobj);
extern const void *kobject_namespace(const struct kobject *kobj);
extern void kobject_get_ownership(const struct kobject *kobj,
kuid_t *uid, kgid_t *gid);
extern char *kobject_get_path(const struct kobject *kobj, gfp_t flag);

View File

@ -47,8 +47,8 @@ struct kobj_ns_type_operations {
int kobj_ns_type_register(const struct kobj_ns_type_operations *ops);
int kobj_ns_type_registered(enum kobj_ns_type type);
const struct kobj_ns_type_operations *kobj_child_ns_ops(struct kobject *parent);
const struct kobj_ns_type_operations *kobj_ns_ops(struct kobject *kobj);
const struct kobj_ns_type_operations *kobj_child_ns_ops(const struct kobject *parent);
const struct kobj_ns_type_operations *kobj_ns_ops(const struct kobject *kobj);
bool kobj_ns_current_may_mount(enum kobj_ns_type type);
void *kobj_ns_grab_current(enum kobj_ns_type type);

View File

@ -25,7 +25,7 @@
* and thus @kobj should have a namespace tag associated with it. Returns
* %NULL otherwise.
*/
const void *kobject_namespace(struct kobject *kobj)
const void *kobject_namespace(const struct kobject *kobj)
{
const struct kobj_ns_type_operations *ns_ops = kobj_ns_ops(kobj);
@ -1039,7 +1039,7 @@ int kobj_ns_type_registered(enum kobj_ns_type type)
return registered;
}
const struct kobj_ns_type_operations *kobj_child_ns_ops(struct kobject *parent)
const struct kobj_ns_type_operations *kobj_child_ns_ops(const struct kobject *parent)
{
const struct kobj_ns_type_operations *ops = NULL;
@ -1049,7 +1049,7 @@ const struct kobj_ns_type_operations *kobj_child_ns_ops(struct kobject *parent)
return ops;
}
const struct kobj_ns_type_operations *kobj_ns_ops(struct kobject *kobj)
const struct kobj_ns_type_operations *kobj_ns_ops(const struct kobject *kobj)
{
return kobj_child_ns_ops(kobj->parent);
}