linux-kernel - Re: [PATCH] hidraw: correctly deallocate memory on device disconnect

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Message-ID: <alpine.LNX.2.00.1308091130420.13089@pobox.suse.cz>
Date:	Fri, 9 Aug 2013 11:31:15 +0200 (CEST)
From:	Jiri Kosina <jkosina@...e.cz>
To:	Manoj Chourasia <mchourasia@...dia.com>
Cc:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Peter Wu <lekensteyn@...il.com>
Subject: Re: [PATCH] hidraw: correctly deallocate memory on device
 disconnect

On Mon, 22 Jul 2013, Manoj Chourasia wrote:

> This is mail is in regard to your commit for hidaw devices. We were 
> seeing kernel crashes while connect and disconnect a hidraw device and 
> we were hitting rb tree corruption in vmalloc and kernel was crashing 
> because of null pointer de-reference. Later we figure out that was 
> because the hid device disconnect is freeing memory which later got 
> access by hidraw_read and hid_write.

Now applied, thanks Manoj, thanks Peter.

-- 
Jiri Kosina
SUSE Labs
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