linux-hardening - [PATCH v2 17/18] sysctl: make ctl_table sysctl_mount

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Date: Mon, 04 Dec 2023 08:52:30 +0100
From: Thomas Weißschuh <linux@...ssschuh.net>
To: Kees Cook <keescook@...omium.org>, 
 "Gustavo A. R. Silva" <gustavoars@...nel.org>, 
 Luis Chamberlain <mcgrof@...nel.org>, Iurii Zaikin <yzaikin@...gle.com>, 
 Greg Kroah-Hartman <gregkh@...uxfoundation.org>, 
 Joel Granados <j.granados@...sung.com>
Cc: linux-hardening@...r.kernel.org, linux-kernel@...r.kernel.org, 
 linux-fsdevel@...r.kernel.org, 
 Thomas Weißschuh <linux@...ssschuh.net>
Subject: [PATCH v2 17/18] sysctl: make ctl_table sysctl_mount_point const

This is a first example on how to use const struct ctl_table.

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

diff --git a/fs/proc/proc_sysctl.c b/fs/proc/proc_sysctl.c
index d09107a5b43f..f2b663e0be33 100644
--- a/fs/proc/proc_sysctl.c
+++ b/fs/proc/proc_sysctl.c
@@ -30,7 +30,7 @@ static const struct file_operations proc_sys_dir_file_operations;
 static const struct inode_operations proc_sys_dir_operations;

 /* Support for permanently empty directories */
-static struct ctl_table sysctl_mount_point[] = {
+static const struct ctl_table sysctl_mount_point[] = {
 	{ }
 };

-- 
2.43.0