linux-kernel - Re: [PATCH 12/12] edac: fix kernel panic on module unloading

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Message-ID: <20121215175347.GA19728@liondog.tnic>
Date:	Sat, 15 Dec 2012 18:53:47 +0100
From:	Borislav Petkov <bp@...en8.de>
To:	Konstantin Khlebnikov <khlebnikov@...nvz.org>
Cc:	linux-kernel@...r.kernel.org, Denis Kirjanov <kirjanov@...il.com>,
	linux-edac <linux-edac@...r.kernel.org>
Subject: Re: [PATCH 12/12] edac: fix kernel panic on module unloading

On Fri, Dec 14, 2012 at 03:03:10PM +0400, Konstantin Khlebnikov wrote:
> This patch fixes use-after-free and double-free bugs in
> edac_mc_sysfs_exit(). mci_pdev has single reference and put_device()
> calls mc_attr_release() which calls kfree(), thus following
> device_del() works with already released memory. An another kfree() in
> edac_mc_sysfs_exit() releses the same memory again. Great.

Applied and tagged for 3.6 and 3.7 stable.

Thanks.

-- 
Regards/Gruss,
    Boris.

Sent from a fat crate under my desk. Formatting is fine.
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