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Message-Id: <20221121094649.1556002-2-gregkh@linuxfoundation.org>
Date: Mon, 21 Nov 2022 10:46:46 +0100
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
"Rafael J. Wysocki" <rafael@...nel.org>
Subject: [PATCH 2/5] 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
*.
Cc: "Rafael J. Wysocki" <rafael@...nel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
include/linux/kobject.h | 2 +-
include/linux/kobject_ns.h | 4 ++--
lib/kobject.c | 6 +++---
3 files changed, 6 insertions(+), 6 deletions(-)
diff --git a/include/linux/kobject.h b/include/linux/kobject.h
index d978dbceb50d..5a2d58e10bf5 100644
--- a/include/linux/kobject.h
+++ b/include/linux/kobject.h
@@ -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);
diff --git a/include/linux/kobject_ns.h b/include/linux/kobject_ns.h
index 2b5b64256cf4..be707748e7ce 100644
--- a/include/linux/kobject_ns.h
+++ b/include/linux/kobject_ns.h
@@ -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);
diff --git a/lib/kobject.c b/lib/kobject.c
index 26e744a46d24..6e0bf03f4f36 100644
--- a/lib/kobject.c
+++ b/lib/kobject.c
@@ -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);
}
--
2.38.1
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