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Date: Sat, 1 Oct 2022 18:53:15 +0200 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] kobject: modify kobject_get_path() to take a const * kobject_get_path() does not modify the kobject passed to it, so make the pointer constant. Cc: "Rafael J. Wysocki" <rafael@...nel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org> --- include/linux/kobject.h | 2 +- lib/kobject.c | 10 +++++----- 2 files changed, 6 insertions(+), 6 deletions(-) diff --git a/include/linux/kobject.h b/include/linux/kobject.h index 57fb972fea05..592f9785b058 100644 --- a/include/linux/kobject.h +++ b/include/linux/kobject.h @@ -115,7 +115,7 @@ extern void kobject_put(struct kobject *kobj); extern const void *kobject_namespace(struct kobject *kobj); extern void kobject_get_ownership(struct kobject *kobj, kuid_t *uid, kgid_t *gid); -extern char *kobject_get_path(struct kobject *kobj, gfp_t flag); +extern char *kobject_get_path(const struct kobject *kobj, gfp_t flag); struct kobj_type { void (*release)(struct kobject *kobj); diff --git a/lib/kobject.c b/lib/kobject.c index 5f0e71ab292c..4b1c30793f49 100644 --- a/lib/kobject.c +++ b/lib/kobject.c @@ -94,10 +94,10 @@ static int create_dir(struct kobject *kobj) return 0; } -static int get_kobj_path_length(struct kobject *kobj) +static int get_kobj_path_length(const struct kobject *kobj) { int length = 1; - struct kobject *parent = kobj; + const struct kobject *parent = kobj; /* walk up the ancestors until we hit the one pointing to the * root. @@ -112,9 +112,9 @@ static int get_kobj_path_length(struct kobject *kobj) return length; } -static void fill_kobj_path(struct kobject *kobj, char *path, int length) +static void fill_kobj_path(const struct kobject *kobj, char *path, int length) { - struct kobject *parent; + const struct kobject *parent; --length; for (parent = kobj; parent; parent = parent->parent) { @@ -136,7 +136,7 @@ static void fill_kobj_path(struct kobject *kobj, char *path, int length) * * Return: The newly allocated memory, caller must free with kfree(). */ -char *kobject_get_path(struct kobject *kobj, gfp_t gfp_mask) +char *kobject_get_path(const struct kobject *kobj, gfp_t gfp_mask) { char *path; int len; -- 2.37.3
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