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Date: Thu, 23 Jun 2011 14:48:11 -0400 (EDT) From: Alan Stern <stern@...land.harvard.edu> To: Paul Gortmaker <paul.gortmaker@...driver.com> cc: stable@...nel.org, <linux-kernel@...r.kernel.org>, <stable-review@...nel.org>, Greg Kroah-Hartman <gregkh@...e.de> Subject: Re: [34-longterm 024/247] USB: prevent buggy hubs from crashing the USB stack On Thu, 23 Jun 2011, Paul Gortmaker wrote: > From: Alan Stern <stern@...land.harvard.edu> > > ------------------- > 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@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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