linux-kernel - [PATCH] SUNRPC: 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>] [day] [month] [year] [list]

Message-Id: <20230214-kobj_type-sunrpc-v1-1-44ca9d5cb471@weissschuh.net>
Date:   Tue, 14 Feb 2023 04:21:24 +0000
From:   Thomas Weißschuh <linux@...ssschuh.net>
To:     Trond Myklebust <trond.myklebust@...merspace.com>,
        Anna Schumaker <anna@...nel.org>,
        Chuck Lever <chuck.lever@...cle.com>,
        Jeff Layton <jlayton@...nel.org>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>
Cc:     linux-nfs@...r.kernel.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Thomas Weißschuh <linux@...ssschuh.net>
Subject: [PATCH] SUNRPC: 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 <linux@...ssschuh.net>
---

This is split out from the series
"net: make kobj_type structures constant" as requested in
https://lore.kernel.org/lkml/20230213201131.7ed238f9@kernel.org/
---
 net/sunrpc/sysfs.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/net/sunrpc/sysfs.c b/net/sunrpc/sysfs.c
index 1e05a2d723f4..0d0db4e1064e 100644
--- a/net/sunrpc/sysfs.c
+++ b/net/sunrpc/sysfs.c
@@ -36,7 +36,7 @@ rpc_sysfs_object_child_ns_type(const struct kobject *kobj)
 	return &net_ns_type_operations;
 }
 
-static struct kobj_type rpc_sysfs_object_type = {
+static const struct kobj_type rpc_sysfs_object_type = {
 	.release = rpc_sysfs_object_release,
 	.sysfs_ops = &kobj_sysfs_ops,
 	.child_ns_type = rpc_sysfs_object_child_ns_type,
@@ -427,20 +427,20 @@ static struct attribute *rpc_sysfs_xprt_switch_attrs[] = {
 };
 ATTRIBUTE_GROUPS(rpc_sysfs_xprt_switch);
 
-static struct kobj_type rpc_sysfs_client_type = {
+static const struct kobj_type rpc_sysfs_client_type = {
 	.release = rpc_sysfs_client_release,
 	.sysfs_ops = &kobj_sysfs_ops,
 	.namespace = rpc_sysfs_client_namespace,
 };
 
-static struct kobj_type rpc_sysfs_xprt_switch_type = {
+static const struct kobj_type rpc_sysfs_xprt_switch_type = {
 	.release = rpc_sysfs_xprt_switch_release,
 	.default_groups = rpc_sysfs_xprt_switch_groups,
 	.sysfs_ops = &kobj_sysfs_ops,
 	.namespace = rpc_sysfs_xprt_switch_namespace,
 };
 
-static struct kobj_type rpc_sysfs_xprt_type = {
+static const struct kobj_type rpc_sysfs_xprt_type = {
 	.release = rpc_sysfs_xprt_release,
 	.default_groups = rpc_sysfs_xprt_groups,
 	.sysfs_ops = &kobj_sysfs_ops,

---
base-commit: f6feea56f66d34259c4222fa02e8171c4f2673d1
change-id: 20230214-kobj_type-sunrpc-0799ea860919

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