From: Thomas Weißschuh Date: Tue, 14 Feb 2023 03:19:22 +0000 (+0000) Subject: md: make kobj_type structures constant X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=4d72a9de2f002c77267c720ebc5595a17f0d66e9;p=linux.git md: make kobj_type structures constant Since commit ee6d3dd4ed48 ("driver core: make kobj_type constant.") the driver core allows the usage of const struct kobj_type. Take advantage of this to constify the structure definitions to prevent modification at runtime. Signed-off-by: Thomas Weißschuh Signed-off-by: Song Liu Link: https://lore.kernel.org/r/20230214-kobj_type-md-v1-1-d6853f707f11@weissschuh.net --- diff --git a/drivers/md/md.c b/drivers/md/md.c index 927a43db5dfbb..40dba7c1bdf0f 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -78,7 +78,7 @@ static LIST_HEAD(pers_list); static DEFINE_SPINLOCK(pers_lock); -static struct kobj_type md_ktype; +static const struct kobj_type md_ktype; struct md_cluster_operations *md_cluster_ops; EXPORT_SYMBOL(md_cluster_ops); @@ -3597,7 +3597,7 @@ static const struct sysfs_ops rdev_sysfs_ops = { .show = rdev_attr_show, .store = rdev_attr_store, }; -static struct kobj_type rdev_ktype = { +static const struct kobj_type rdev_ktype = { .release = rdev_free, .sysfs_ops = &rdev_sysfs_ops, .default_groups = rdev_default_groups, @@ -5555,7 +5555,7 @@ static const struct sysfs_ops md_sysfs_ops = { .show = md_attr_show, .store = md_attr_store, }; -static struct kobj_type md_ktype = { +static const struct kobj_type md_ktype = { .release = md_kobj_release, .sysfs_ops = &md_sysfs_ops, .default_groups = md_attr_groups,