linux-kernel - Re: [PATCH] efi-pstore: Fix read iter after pstore API refactor

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Message-ID: <CAGXu5j+-WJazbLOV2n3VS6SJc8fBUqgC+AzfEVYoxYWRto5=XQ@mail.gmail.com>
Date:   Thu, 18 May 2017 06:01:12 -0700
From:   Kees Cook <keescook@...omium.org>
To:     Ard Biesheuvel <ard.biesheuvel@...aro.org>
Cc:     "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Anton Vorontsov <anton@...msg.org>,
        Colin Cross <ccross@...roid.com>,
        Tony Luck <tony.luck@...el.com>,
        Matt Fleming <matt@...eblueprint.co.uk>,
        Seiji Aguchi <seiji.aguchi@....com>,
        Geliang Tang <geliangtang@....com>,
        "linux-efi@...r.kernel.org" <linux-efi@...r.kernel.org>
Subject: Re: [PATCH] efi-pstore: Fix read iter after pstore API refactor

On Thu, May 18, 2017 at 3:35 AM, Ard Biesheuvel
<ard.biesheuvel@...aro.org> wrote:
> On 12 May 2017 at 22:58, Kees Cook <keescook@...omium.org> wrote:
>> During the internal pstore API refactoring, the EFI vars read entry was
>> accidentally made to update a stack variable instead of the pstore
>> private data pointer. This corrects the problem (and removes the now
>> needless argument).
>>
>> Signed-off-by: Kees Cook <keescook@...omium.org>
>
> Does this need a cc stable?

No, the refactor first appeared in 4.12-rc1.

-Kees

-- 
Kees Cook
Pixel Security