linux-kernel - Re: [PATCH v3] isofs compress: Remove VLA usage

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Date:   Tue, 10 Apr 2018 17:51:48 -0700
From:   Kees Cook <keescook@...omium.org>
To:     Al Viro <viro@...iv.linux.org.uk>
Cc:     Kyle Spiers <ksspiers@...gle.com>, Jan Kara <jack@...e.cz>,
        Arnd Bergmann <arnd@...db.de>,
        David Howells <dhowells@...hat.com>,
        Greg KH <gregkh@...uxfoundation.org>,
        Joe Perches <joe@...ches.com>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v3] isofs compress: Remove VLA usage

On Tue, Apr 10, 2018 at 5:33 PM, Al Viro <viro@...iv.linux.org.uk> wrote:
> On Tue, Apr 10, 2018 at 04:45:32PM -0700, Kyle Spiers wrote:
>> As part of the effort to remove VLAs from the kernel[1], this changes
>> the allocation of the bhs and pages arrays from being on the stack to being
>> kcalloc()ed. This also allows for the removal of the explicit zeroing
>> of bhs.
>>
>> https://lkml.org/lkml/2018/3/7/621
>
> Do you even bother reading the feedback given to such patches?  I'm just
> curious,

He made a tool mistake (sent v2 again) -- please see v4.

-Kees

-- 
Kees Cook
Pixel Security