Organization: Red Hat UK Ltd. Registered Address: Red Hat UK Ltd, Amberley
        Place, 107-111 Peascod Street, Windsor, Berkshire, SI4 1TE, United
        Kingdom.
        Registered in England and Wales under Company Registration No. 3798903
From: David Howells <dhowells@redhat.com>
In-Reply-To: <CAPAsAGyJLwSJ-pXVBWorHqrdUzFPySGfxysKBLgSbwqBJpQq7w@mail.gmail.com>
References: <CAPAsAGyJLwSJ-pXVBWorHqrdUzFPySGfxysKBLgSbwqBJpQq7w@mail.gmail.com> <147997746306.9316.227351186233378585.stgit@warthog.procyon.org.uk> <147997747766.9316.11606802798600210253.stgit@warthog.procyon.org.uk>
To: Andrey Ryabinin <ryabinin.a.a@gmail.com>
Cc: dhowells@redhat.com, jmorris@namei.org,
        Dmitry Kasatkin <dmitry.kasatkin@gmail.com>,
        LKML <linux-kernel@vger.kernel.org>, stable@vger.kernel.org,
        linux-security-module@vger.kernel.org, keyrings@vger.kernel.org,
        linux-ima-devel@lists.sourceforge.net, herbert@gondor.apana.org.au
Subject: Re: [PATCH 2/2] MPI: Fix mpi_powm() when exponent is 0 and the result has no limbs
MIME-Version: 1.0
Content-Type: text/plain; charset="us-ascii"
Content-ID: <5846.1479987309.1@warthog.procyon.org.uk>
Content-Transfer-Encoding: 8BIT
Date: Thu, 24 Nov 2016 11:35:09 +0000
Message-ID: <5847.1479987309@warthog.procyon.org.uk>
Sender: linux-kernel-owner@vger.kernel.org
Content-Length: 498
Lines: 14

Andrey Ryabinin <ryabinin.a.a@gmail.com> wrote:

> I'm also made a fix for this yesterday -
> http://lkml.kernel.org/r/1479918484-31952-1-git-send-email-aryabinin@virtuozzo.com

I should add a record to the MAINTAINERS file that directs patches to MPI to
keyrings@vger.kernel.org so that I see things like this.

> The only small difference is that in my the limb space is not
> allocated when it's not needed, i.e. when res->nlimbs == 0.

I guess if nlimbs is 0 then the value is 0, right?

David