Return-path: Received: from ms4.Sony.CO.JP ([211.125.136.198]:52796 "EHLO ms4.sony.co.jp" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751460AbYCLCZk (ORCPT ); Tue, 11 Mar 2008 22:25:40 -0400 Date: Wed, 12 Mar 2008 11:24:42 +0900 From: Masakazu Mokuno To: Johannes Berg Subject: Re: [PATCH] PS3: gelic: ignore scan info from zero SSID beacons Cc: "John W. Linville" , linux-wireless@vger.kernel.org, cbe-oss-dev@ozlabs.org, Geert Uytterhoeven , Stefan Assmann , Dan Williams In-Reply-To: <1205252287.6387.54.camel@johannes.berg> References: <20080311130630.0AF0.40F06B3A@sm.sony.co.jp> <1205252287.6387.54.camel@johannes.berg> Message-Id: <20080312111858.0B0B.40F06B3A@sm.sony.co.jp> (sfid-20080312_022543_400717_E3072990) MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Sender: linux-wireless-owner@vger.kernel.org List-ID: On Tue, 11 Mar 2008 17:18:07 +0100 Johannes Berg wrote: > > On Tue, 2008-03-11 at 13:15 +0900, Masakazu Mokuno wrote: > > Some implementations of the hidden SSID APs emit beacons which have the zero > > length SSID information element instead of SSID padded by null (\0) characters. > > If the firmware of the PS3 wireless hardware meets these beacons, it abandons parsing > > IEs. Thus guest OSes get the invalid scan information for the AP. > > > > 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? Currently no. -- Masakazu MOKUNO