linux-kernel - Re: [PATCH] mmc: block: fix free of uninitialized 'idata->buf'

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Date:	Mon, 18 Jul 2016 13:19:38 +0200
From:	Ulf Hansson <ulf.hansson@...aro.org>
To:	Ville Viinikka <ville@...era.com>
Cc:	linux-mmc <linux-mmc@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	stable <stable@...r.kernel.org>
Subject: Re: [PATCH] mmc: block: fix free of uninitialized 'idata->buf'

On 12 July 2016 at 12:07, Ulf Hansson <ulf.hansson@...aro.org> wrote:
> + stable
>
> On 8 July 2016 at 17:27, Ville Viinikka <ville@...era.com> wrote:
>> Set 'idata->buf' to NULL so that it never gets returned without
>> initialization. This fixes a bug where mmc_blk_ioctl_cmd() would
>> free both 'idata' and 'idata->buf' but 'idata->buf' was returned
>> uninitialized.
>>
>> Fixes: 1ff8950c0433 ("mmc: block: change to use kmalloc when copy data from userspace")
>> Signed-off-by: Ville Viinikka <ville@...era.com>
>
> I added a stable tag to this and applied it for next!

Moved this to fixes!

Kind regards
Uffe