From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <linux-kernel-owner@vger.kernel.org>
Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand
	id S1423539AbcFMNUv (ORCPT <rfc822;w@1wt.eu>);
	Mon, 13 Jun 2016 09:20:51 -0400
Received: from mail.kernel.org ([198.145.29.136]:56942 "EHLO mail.kernel.org"
	rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP
	id S1423447AbcFMNUt (ORCPT <rfc822;linux-kernel@vger.kernel.org>);
	Mon, 13 Jun 2016 09:20:49 -0400
Date: Mon, 13 Jun 2016 16:20:30 +0300
From: Leon Romanovsky <leon@kernel.org>
To: Dan Carpenter <dan.carpenter@oracle.com>
Cc: Moni Shoua <monis@mellanox.com>, Doug Ledford <dledford@redhat.com>,
        Sean Hefty <sean.hefty@intel.com>,
        Hal Rosenstock <hal.rosenstock@gmail.com>, linux-rdma@vger.kernel.org,
        linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org
Subject: Re: [patch] IB/rxe: fix error code in rxe_srq_from_init()
Message-ID: <20160613132030.GK5408@leon.nu>
Reply-To: leon@kernel.org
References: <20160613065341.GA5993@mwanda>
MIME-Version: 1.0
Content-Type: multipart/signed; micalg=pgp-sha1;
	protocol="application/pgp-signature"; boundary="Xsn3knLL3qrmRbVI"
Content-Disposition: inline
In-Reply-To: <20160613065341.GA5993@mwanda>
User-Agent: Mutt/1.5.23 (2014-03-12)
Sender: linux-kernel-owner@vger.kernel.org
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org


--Xsn3knLL3qrmRbVI
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
Content-Transfer-Encoding: quoted-printable

On Mon, Jun 13, 2016 at 09:53:41AM +0300, Dan Carpenter wrote:
> If copy_to_user() fails then it returns the number of bytes not copied.
> It would be between 1-4 here.  Later the callers dereference it leading
> to an Oops.
>=20
> It was sort of hard to fix this without making the code confusing so I
> did a little cleanup.
>=20
> Fixes: 443c15d23220 ('IB/rxe: Shared Receive Queue (SRQ) manipulation fun=
ctions')
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>

Thanks Dan,
I applied it on topic/rxe.

--Xsn3knLL3qrmRbVI
Content-Type: application/pgp-signature; name="signature.asc"
Content-Description: Digital signature

-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1
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=1/De
-----END PGP SIGNATURE-----

--Xsn3knLL3qrmRbVI--