From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S964919AbXAJP4j (ORCPT ); Wed, 10 Jan 2007 10:56:39 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S964920AbXAJP4j (ORCPT ); Wed, 10 Jan 2007 10:56:39 -0500 Received: from mo-p00-ob.rzone.de ([81.169.146.160]:56684 "EHLO mo-p00-ob.rzone.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S964919AbXAJP4i (ORCPT ); Wed, 10 Jan 2007 10:56:38 -0500 X-Greylist: delayed 411 seconds by postgrey-1.27 at vger.kernel.org; Wed, 10 Jan 2007 10:56:38 EST Date: Wed, 10 Jan 2007 16:49:35 +0100 (MET) From: Oliver Neukum Organization: Novell To: Pavel Machek , linux-usb-devel@lists.sourceforge.net Subject: Re: 2.6.20-rc4: null pointer deref in khubd User-Agent: KMail/1.9.1 Cc: kernel list , Andrew Morton , Greg KH References: <20070110104937.GA32112@elf.ucw.cz> In-Reply-To: <20070110104937.GA32112@elf.ucw.cz> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200701101653.57929.oneukum@suse.de> X-RZG-AUTH: kN+qSWxTQH+Xqix8Cni7tCsVYhPCm1GP Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Am Mittwoch, 10. Januar 2007 11:49 schrieb Pavel Machek: > usb 2-1: new full speed USB device using uhci_hcd and address 68 > usb 2-1: USB disconnect, address 68 > usb 2-1: unable to read config index 0 descriptor/start > usb 2-1: chopping to 0 config(s) Does anybody know a legitimate reasons a device should have 0 configurations? Independent of the reason of this bug, should we disallow such devices and error out? Regards Oliver