linux-kernel - Re: [patch] x86, cacheinfo: dereferences before check

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]

Date:	Tue, 1 Jun 2010 10:23:05 +0200
From:	Borislav Petkov <borislav.petkov@....com>
To:	Dan Carpenter <error27@...il.com>
CC:	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	"H. Peter Anvin" <hpa@...or.com>, <x86@...nel.org>,
	Dave Jones <davej@...hat.com>, <linux-kernel@...r.kernel.org>,
	<kernel-janitors@...r.kernel.org>
Subject: Re: [patch] x86, cacheinfo: dereferences before check

From: Dan Carpenter <error27@...il.com>
Date: Tue, Jun 01, 2010 at 03:11:27AM -0400

> This moves a couple dereferences after the checks in
> show_cache_disable() and store_cache_disable().  These were introduced
> fairly recently in 9350f982e4: "x86, cacheinfo: Reorganize AMD L3 cache
> structure"

Yes, this is correct, thanks. However I have a couple of patches which
rewrite and cleanup this section even more and was waiting for the merge
window to close before sending out. Stay tuned...

-- 
Regards/Gruss,
Boris.

Operating Systems Research Center
Advanced Micro Devices, Inc.

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/