linux-kernel - Re: dm: writecache: Use 2-factor allocator arguments

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Message-ID: <CAGXu5jL896qy0OmztQ0Re9Z4-a7ry4jL1RMkgGncs1K85eW-Kw@mail.gmail.com>
Date:   Wed, 27 Jun 2018 14:53:09 -0700
From:   Kees Cook <keescook@...omium.org>
To:     Mike Snitzer <snitzer@...hat.com>
Cc:     Mikulas Patocka <mpatocka@...hat.com>,
        LKML <linux-kernel@...r.kernel.org>, dm-devel@...hat.com,
        Dan Williams <dan.j.williams@...el.com>,
        Alasdair Kergon <agk@...hat.com>
Subject: Re: dm: writecache: Use 2-factor allocator arguments

On Wed, Jun 27, 2018 at 2:52 PM, Mike Snitzer <snitzer@...hat.com> wrote:
> On Wed, Jun 27 2018 at  5:48pm -0400,
> Kees Cook <keescook@...omium.org> wrote:
>
>> On Mon, Jun 18, 2018 at 10:50 AM, Kees Cook <keescook@...omium.org> wrote:
>> > This adjusts the allocator calls to use the 2-factor argument style, as
>> > already done treewide for better defense against allocator overflows.
>> > Additionally adjusts style nit to avoid assignments in test expressions.
>> >
>> > Signed-off-by: Kees Cook <keescook@...omium.org>
>>
>> Friendly ping -- I'd like to make sure this makes it into 4.18. All
>> other 2-factor allocations have been fixed in the kernel.
>
> Yeap, I'll be sending it to Linus this week.  Already staged and ready
> to go, please see:
> https://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm.git/commit/?h=dm-4.18&id=50a7d3ba7c9ac5e0b7e03fc7f420180989361dbf

Ah! Thank you very much! :)

-Kees

-- 
Kees Cook
Pixel Security