Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934396Ab1FWSsN (ORCPT ); Thu, 23 Jun 2011 14:48:13 -0400 Received: from iolanthe.rowland.org ([192.131.102.54]:57376 "HELO iolanthe.rowland.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S932831Ab1FWSsM (ORCPT ); Thu, 23 Jun 2011 14:48:12 -0400 Date: Thu, 23 Jun 2011 14:48:11 -0400 (EDT) From: Alan Stern X-X-Sender: stern@iolanthe.rowland.org To: Paul Gortmaker cc: stable@kernel.org, , , Greg Kroah-Hartman Subject: Re: [34-longterm 024/247] USB: prevent buggy hubs from crashing the USB stack In-Reply-To: <1308849690-14530-25-git-send-email-paul.gortmaker@windriver.com> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1217 Lines: 31 On Thu, 23 Jun 2011, Paul Gortmaker wrote: > From: Alan Stern > > ------------------- > This is a commit scheduled for the next v2.6.34 longterm release. > If you see a problem with using this for longterm, please comment. > ------------------- > > commit d199c96d41d80a567493e12b8e96ea056a1350c1 upstream. > > If anyone comes across a high-speed hub that (by mistake or by design) > claims to have no Transaction Translators, plugging a full- or > low-speed device into it will cause the USB stack to crash. This > patch (as1446) prevents the problem by ignoring such devices, since > the kernel has no way to communicate with them. This commit had some unexpected fallout. It shouldn't be merged unless the following upstream commits are also merged: c5c69f3f0dcf9b569c8f3ad67f3af92cfcedac43 cee6a262550f53a13acfefbc1e3e5ff35c96182c ec95d35a6bd0047f05fe8a21e6c52f8bb418da55 Alan Stern -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/