Return-path: Received: from crystal.sipsolutions.net ([195.210.38.204]:33651 "EHLO sipsolutions.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751344AbYCKQSk (ORCPT ); Tue, 11 Mar 2008 12:18:40 -0400 Subject: Re: [PATCH] PS3: gelic: ignore scan info from zero SSID beacons From: Johannes Berg To: Masakazu Mokuno Cc: "John W. Linville" , linux-wireless@vger.kernel.org, cbe-oss-dev@ozlabs.org, Geert Uytterhoeven , Stefan Assmann , Dan Williams In-Reply-To: <20080311130630.0AF0.40F06B3A@sm.sony.co.jp> (sfid-20080311_051712_368863_0E0A4ECC) References: <20080311130630.0AF0.40F06B3A@sm.sony.co.jp> (sfid-20080311_051712_368863_0E0A4ECC) Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="=-eU2wxxI7625/rrKjIUUX" Date: Tue, 11 Mar 2008 17:18:07 +0100 Message-Id: <1205252287.6387.54.camel@johannes.berg> (sfid-20080311_161843_840500_3AA6F316) Mime-Version: 1.0 Sender: linux-wireless-owner@vger.kernel.org List-ID: --=-eU2wxxI7625/rrKjIUUX Content-Type: text/plain Content-Transfer-Encoding: quoted-printable On Tue, 2008-03-11 at 13:15 +0900, Masakazu Mokuno wrote: > Some implementations of the hidden SSID APs emit beacons which have the z= ero > length SSID information element instead of SSID padded by null (\0) chara= cters. > If the firmware of the PS3 wireless hardware meets these beacons, it aban= dons parsing > IEs. Thus guest OSes get the invalid scan information for the AP. >=20 > To work around this, ignore these scan informations from the list. I'm not sure this is a good idea. Is there any way to get at decent information from those beacons? johannes --=-eU2wxxI7625/rrKjIUUX Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- Comment: Johannes Berg (powerbook) iQIVAwUAR9awvqVg1VMiehFYAQKsEQ//fEVW1wIlEBFadkNBtLz9OhuyCC4Yk/oj +JrkqKztULyFzbnhb0A5L0t8lwEtzPy34JCp9Glt1tGqg7cfHmMhB+2KLKHR8iMN UiNtXVJ0/2wW63kKlfYKoTUb7i1B1oLFqFvjHKY4wmU5jdLByRfDxLW7JcCJaNr1 b/0N+T+A/gN6YV8eZGkat9wIbFeWBAwWksFr+AJsQCbCG6P0EeiZ7FivZoKUxak0 ndXMRoSjaT93CdL3ndM11XzvCp/oaajxWePfG1Dc29HIQitqWw+9XT93mZBgZ32I L7zP/kefqRc5BccYz+0PBCOMKMVtdV8Vu7JnQcaMGwfKmizHGIAkf2/bTr0HI/1A kTwdDg9g9c5nqEf1UJCv/FMsFEOt0HYIoeidxbGJRNChKHhtBIUa7RSAgTM0WEnf xImjkqzJXoBv5/2s/YeSU0VLgWErsIbPrge239z25dTKNj4YCHlPyDnqBYtobECv 9MB0DQhMLvAg4Pa+CBkJg6gWVp5xHTaAgxIP0zprtLehnPU2yxpOoYhqLasTJhd5 R/XJfok1xZX/8049k73rWDZJl3Ol+gOVEvq1DMHddqgoFEJWvNYZ5L9mvrfaKi08 +8KxsAkeOWqcm5K3wLE4lTe1Dw7/SahRPeSB/yFgqKrll+lNCeHByE7M+4ZK/gte GoeJHbQ9iVE= =wdJj -----END PGP SIGNATURE----- --=-eU2wxxI7625/rrKjIUUX--