linux-hardening - [PATCH v2 05/18] seccomp: constify ctl

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

Message-Id: <20231204-const-sysctl-v2-5-7a5060b11447@weissschuh.net>
Date: Mon, 04 Dec 2023 08:52:18 +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 05/18] seccomp: constify ctl_table arguments of utility
 functions

In a future commit the proc_handlers themselves will change to
"const struct ctl_table". As a preparation for that adapt the internal
helpers.

Signed-off-by: Thomas Weißschuh <linux@...ssschuh.net>
---
 kernel/seccomp.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/kernel/seccomp.c b/kernel/seccomp.c
index 255999ba9190..a23672674ff6 100644
--- a/kernel/seccomp.c
+++ b/kernel/seccomp.c
@@ -2334,7 +2334,7 @@ static bool seccomp_actions_logged_from_names(u32 *actions_logged, char *names)
 	return true;
 }

-static int read_actions_logged(struct ctl_table *ro_table, void *buffer,
+static int read_actions_logged(const struct ctl_table *ro_table, void *buffer,
 			       size_t *lenp, loff_t *ppos)
 {
 	char names[sizeof(seccomp_actions_avail)];
@@ -2352,7 +2352,7 @@ static int read_actions_logged(struct ctl_table *ro_table, void *buffer,
 	return proc_dostring(&table, 0, buffer, lenp, ppos);
 }

-static int write_actions_logged(struct ctl_table *ro_table, void *buffer,
+static int write_actions_logged(const struct ctl_table *ro_table, void *buffer,
 				size_t *lenp, loff_t *ppos, u32 *actions_logged)
 {
 	char names[sizeof(seccomp_actions_avail)];

-- 
2.43.0