linux-kernel - Re: [PATCH] Block: Fix block/elevator.c elevator

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Message-ID: <20100402064053.GU23510@kernel.dk>
Date:	Fri, 2 Apr 2010 08:40:53 +0200
From:	Jens Axboe <jens.axboe@...cle.com>
To:	wzt.wzt@...il.com
Cc:	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Block: Fix block/elevator.c elevator_get() off-by-one
	error

On Tue, Mar 30 2010, wzt.wzt@...il.com wrote:
> elevator_get() not check the name length, if the name length > sizeof(elv),
> elv will miss the '\0'. And elv buffer will be replace "-iosched" as something
> like aaaaaaaaa, then call request_module() can load an not trust module.

Thanks, good catch! Applied.


-- 
Jens Axboe

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