Messages in this thread | | | Date | Tue, 13 Oct 2009 10:03:48 -0400 (EDT) | From | Alan Stern <> | Subject | Re: USB serial regression 2.6.31.1 -> 2.6.31.2 [PATCH] |
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On Tue, 13 Oct 2009, Benjamin Herrenschmidt wrote:
> usb-storage: Workaround devices with bogus sense size > > Some devices, such as Huawei E169, advertise more than the standard > amount of sense data, causing us to set US_FL_SANE_SENSE, assuming > they support it. However, they subsequently fail the request sense > with that size. > > This works around it generically. When a sense request fails due to > a device returning an error, US_FL_SANE_SENSE was set, and that sense > request used a larger sense size, we retry with a smaller size before > giving up. > > Based on an original patch by Ben Efros <ben@pc-doctor.com> > > Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
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