linux-kernel - [PATCH 2/2] x86: simplify one-level sysctl registration for itmt_kern

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: <20230310233248.3965389-3-mcgrof@kernel.org>
Date:   Fri, 10 Mar 2023 15:32:48 -0800
From:   Luis Chamberlain <mcgrof@...nel.org>
To:     luto@...nel.org, tglx@...utronix.de, mingo@...hat.com,
        bp@...en8.de, dave.hansen@...ux.intel.com, x86@...nel.org,
        hpa@...or.com
Cc:     ebiederm@...ssion.com, keescook@...omium.org, yzaikin@...gle.com,
        j.granados@...sung.com, patches@...ts.linux.dev,
        linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
        Luis Chamberlain <mcgrof@...nel.org>
Subject: [PATCH 2/2] x86: simplify one-level sysctl registration for itmt_kern_table

There is no need to declare an extra tables to just create directory,
this can be easily be done with a prefix path with register_sysctl().

Simplify this registration.

Signed-off-by: Luis Chamberlain <mcgrof@...nel.org>
---
 arch/x86/kernel/itmt.c | 11 +----------
 1 file changed, 1 insertion(+), 10 deletions(-)

diff --git a/arch/x86/kernel/itmt.c b/arch/x86/kernel/itmt.c
index 9ff480e94511..670eb08b972a 100644
--- a/arch/x86/kernel/itmt.c
+++ b/arch/x86/kernel/itmt.c
@@ -77,15 +77,6 @@ static struct ctl_table itmt_kern_table[] = {
 	{}
 };
 
-static struct ctl_table itmt_root_table[] = {
-	{
-		.procname	= "kernel",
-		.mode		= 0555,
-		.child		= itmt_kern_table,
-	},
-	{}
-};
-
 static struct ctl_table_header *itmt_sysctl_header;
 
 /**
@@ -114,7 +105,7 @@ int sched_set_itmt_support(void)
 		return 0;
 	}
 
-	itmt_sysctl_header = register_sysctl_table(itmt_root_table);
+	itmt_sysctl_header = register_sysctl("kernel", itmt_kern_table);
 	if (!itmt_sysctl_header) {
 		mutex_unlock(&itmt_update_mutex);
 		return -ENOMEM;
-- 
2.39.1