From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752329Ab1KDVAp (ORCPT ); Fri, 4 Nov 2011 17:00:45 -0400 Received: from rcsinet15.oracle.com ([148.87.113.117]:47617 "EHLO rcsinet15.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751038Ab1KDVAn (ORCPT ); Fri, 4 Nov 2011 17:00:43 -0400 Date: Sat, 5 Nov 2011 00:00:55 +0300 From: Dan Carpenter To: Greg KH Cc: Ben Hutchings , Xiaotian Feng , Jens Axboe , linux-kernel@vger.kernel.org, stable@vger.kernel.org, torvalds@linux-foundation.org, akpm@linux-foundation.org, alan@lxorguk.ukuu.org.uk Subject: Re: [050/107] block: check for proper length of iov entries earlier in blk_rq_map_user_iov() Message-ID: <20111104210055.GK4751@mwanda> References: <20111102221600.GA26650@kroah.com> <20111102221454.703920975@clark.kroah.org> <1320420256.3079.172.camel@deadeye> <20111104171425.GA4893@suse.de> <20111104190616.GB3366@decadent.org.uk> <20111104202806.GA9715@suse.de> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="/rDaUNvWv5XYRSKj" Content-Disposition: inline In-Reply-To: <20111104202806.GA9715@suse.de> User-Agent: Mutt/1.5.21 (2010-09-15) X-Source-IP: ucsinet21.oracle.com [156.151.31.93] X-CT-RefId: str=0001.0A090208.4EB45264.0068,ss=1,re=0.000,fgs=0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --/rDaUNvWv5XYRSKj Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Fri, Nov 04, 2011 at 01:28:06PM -0700, Greg KH wrote: > Doesn't this still fix one issue here, just not both of them described, > right? Not really. We've got a list from 0 - 100. We should be checking them all. If number 50 is unaligned in the old version we would check 0 - 50, but with this patch applied we check from 0 to 51. regards, dan carpenter --/rDaUNvWv5XYRSKj Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.11 (GNU/Linux) iQIcBAEBAgAGBQJOtFKGAAoJEOnZkXI/YHqRAx4P/1/OEv6LVTQbdxBp9ApTQ7gL KSJCvGMxMZ/LerD9QQvfrAdx6ZI8soIsh1z3FdMDVFRyzd2JbCdUXIA03bVVexZn ajESzGiNaKhvewHdnW7d3J1B/k6L77rzRE2fyLqJGYjh2b87Aby0EyrfmyE77+yG CHhXw8sZjvWVGk4gu27a5pTuCzMxj9vvzy6081TmuAJLnDOmjWwTtBiTinO/sljE +edzAx3tmrJmbA2BWAaDgLq7VnYT3xjtVJMGrHxnMgT52uL4Kbgvky/hn9cBz/Pr jvI5wOvLmKsn90i/7toJlOHqsDCmwTlBLO3026YJAFDtAgUSzIf8BZXbyF0nbWhA jigfDfkYLoLYaoqGeRZb0L6wTHo7qeZCYNBj4gye8Bjt1hbfRg43tB/zV+F7luaf D9A5bqRLjpfhPfngSHb0A8pObHvQJQRA+RPyMrRVkSjJqMDiQCYKhASMZY+38D/f GVY6xCkZbCFVLQ7Bb+eJLm9q/YyfTwx4DC4WLbLM+HKf8uCJArO7yt5iejcICyS/ khQqnH27z/KSXYl2wqJHXs+g1a6MeY2gfOyZBAoMo7cQEK8mUMcYc3/0GVQA01iK 1Ei3FXwlu+HYyElJHyeYFE5ZyyqDdwvUO05W2yZLBLW2jqSNhsb39N28aU0Wjccg nK4HYCQ+gtP9cpCLL8U/ =Fdt7 -----END PGP SIGNATURE----- --/rDaUNvWv5XYRSKj--