From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752141Ab2JLVLl (ORCPT ); Fri, 12 Oct 2012 17:11:41 -0400 Received: from shadbolt.e.decadent.org.uk ([88.96.1.126]:58199 "EHLO shadbolt.e.decadent.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751866Ab2JLVLj (ORCPT ); Fri, 12 Oct 2012 17:11:39 -0400 Message-ID: <1350076284.4832.28.camel@deadeye.wl.decadent.org.uk> Subject: Re: [ 011/120] lib/gcd.c: prevent possible div by 0 From: Ben Hutchings To: Greg Kroah-Hartman Cc: linux-kernel@vger.kernel.org, stable@vger.kernel.org, alan@lxorguk.ukuu.org.uk, Davidlohr Bueso , Eric Dumazet , Andrew Morton , Linus Torvalds Date: Fri, 12 Oct 2012 22:11:24 +0100 In-Reply-To: <20121011005827.374358602@linuxfoundation.org> References: <20121011005825.364610894@linuxfoundation.org> <20121011005827.374358602@linuxfoundation.org> Content-Type: multipart/signed; micalg="pgp-sha512"; protocol="application/pgp-signature"; boundary="=-nfAhVNS8Fx4gy7H5pqHn" X-Mailer: Evolution 3.4.3-1 Mime-Version: 1.0 X-SA-Exim-Connect-IP: 77.75.106.1 X-SA-Exim-Mail-From: ben@decadent.org.uk X-SA-Exim-Scanned: No (on shadbolt.decadent.org.uk); SAEximRunCond expanded to false Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --=-nfAhVNS8Fx4gy7H5pqHn Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Thu, 2012-10-11 at 09:59 +0900, Greg Kroah-Hartman wrote: > 3.4-stable review patch. If anyone has any objections, please let me kno= w. >=20 > ------------------ >=20 > From: Davidlohr Bueso >=20 > commit e96875677fb2b7cb739c5d7769824dff7260d31d upstream. >=20 > Account for all properties when a and/or b are 0: > gcd(0, 0) =3D 0 > gcd(a, 0) =3D a > gcd(0, b) =3D b >=20 > Fixes no known problems in current kernels. [...] I can't believe this change is harmful, but unless there are some known problems this doesn't meet the criteria for a stable update. Ben. --=20 Ben Hutchings Kids! Bringing about Armageddon can be dangerous. Do not attempt it in your own home. - Terry Pratchett and Neil Gaiman, `Good Omens' --=-nfAhVNS8Fx4gy7H5pqHn Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQIVAwUAUHiHfOe/yOyVhhEJAQpLOg/+J0ZsbrbfQJfct/hgBZN+DQIzVyJ0QapW Qr9gLtK9JJ+D3/Wve0CytKSqFBxLbzYYByEVKxNS5xxcPaV/CELmbGOEc9K+TKgj 0FbTqxnLWC8BZsOhptsNoMq+LRebUXVbE3MolzOYf3jPZjGvJ33j+JfhKFEeL3S3 MlxrgHHFyKXoFLP+qqRF87iV3gGpCaiugkCsUoTRivwtq0ORKBNFk3NQMgAm3U83 /kNzXZMQeOjaGHqxDYLn5rq2vfkSlXqT+xgohWJnyQDjxsJejQRzFBOwcEPzwZfb HP5fJfQwPvxBDHPcbQ3feVTl6laN0vk+MLqRbKsCFwvAOmwF6JDFM3m410kM3kt2 Y/Kd49pkoHsSW8+xjYaAkoI6pVqL8fOgT/8wvZwylU1IFyC2DNnS/5Knnp1zEBUw pRY+yosdhGQ8tL1NadJhXrNfXqZnG3G8MHP1qbb1bWKxMw1lPuJafxRJBw8+fONL AQkZExRYlhN/78U4zhl+DgxqfrUthrOuouPOuDmtC4rxzT8ik30F1BSmcBKavSd1 JrklwX0uTBCK+y6OHGLri8tJNIvzu0j3TnrresxoNl8qvNBXZCFlaVDLyuD4UAZJ 5mHxIhIPGT1Jw331B8V0oNNtnSVsKuHIB2cnzRDgHPJMlQCgxDicJeZPgNKxwlRo gwnMMVqUNgw= =3T2w -----END PGP SIGNATURE----- --=-nfAhVNS8Fx4gy7H5pqHn--