linux-kernel - Re: [RFC][PATCH] afs: Work around strnlen() oops with CONFIG_FORTIFIED

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Message-ID: <CAHk-=wjFom7xhs5SHcWi1toxrBDwmyhBmVmGOqn9e3g6+bf5sw@mail.gmail.com>
Date:   Mon, 4 Jan 2021 10:17:10 -0800
From:   Linus Torvalds <torvalds@...ux-foundation.org>
To:     David Howells <dhowells@...hat.com>
Cc:     Daniel Axtens <dja@...ens.net>,
        Marc Dionne <marc.dionne@...istor.com>,
        linux-afs@...ts.infradead.org,
        linux-fsdevel <linux-fsdevel@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [RFC][PATCH] afs: Work around strnlen() oops with CONFIG_FORTIFIED_SOURCE=y

On Mon, Jan 4, 2021 at 4:32 AM David Howells <dhowells@...hat.com> wrote:
>
> How about the attached, then?  I

That looks like the right thing, but I didn't check how the name[]
array (or the overflow[] one) is actually used. But I assume you've
tested this.

Do you want me to apply the patch as-is, or will I be getting a pull
request with this (and the number-of-slots calculation thing you
mention in the commit message)?

               Linus