linux-kernel - [PATCH] zonefs: make kobj

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-Id: <20230210-kobj_type-zonefs-v1-1-9a9c5b40e037@weissschuh.net>
Date:   Fri, 10 Feb 2023 02:14:44 +0000
From:   Thomas Weißschuh <linux@...ssschuh.net>
To:     Damien Le Moal <damien.lemoal@...nsource.wdc.com>,
        Naohiro Aota <naohiro.aota@....com>,
        Johannes Thumshirn <jth@...nel.org>
Cc:     linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
        Thomas Weißschuh <linux@...ssschuh.net>
Subject: [PATCH] zonefs: make kobj_type structure 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 definition to prevent
modification at runtime.

Signed-off-by: Thomas Weißschuh <linux@...ssschuh.net>
---
 fs/zonefs/sysfs.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/zonefs/sysfs.c b/fs/zonefs/sysfs.c
index 9920689dc098..8ccb65c2b419 100644
--- a/fs/zonefs/sysfs.c
+++ b/fs/zonefs/sysfs.c
@@ -79,7 +79,7 @@ static const struct sysfs_ops zonefs_sysfs_attr_ops = {
 	.show	= zonefs_sysfs_attr_show,
 };
 
-static struct kobj_type zonefs_sb_ktype = {
+static const struct kobj_type zonefs_sb_ktype = {
 	.default_groups = zonefs_sysfs_groups,
 	.sysfs_ops	= &zonefs_sysfs_attr_ops,
 	.release	= zonefs_sysfs_sb_release,

---
base-commit: e544a07438522ab3688416e6e2e34bf0ee6d8755
change-id: 20230210-kobj_type-zonefs-a124912033b3

Best regards,
-- 
Thomas Weißschuh <linux@...ssschuh.net>