When USB CV MSC tests are run on f_mass_storage gadget Bulk Only Mass Storage Reset fails since req->length is set to USB_BUFSIZ=1024 in composite_setup(). Initialize req->length to zero to fix this. Signed-off-by: Maulik Mankad <maulik@xxxxxx> Cc: Alan Stern <stern@xxxxxxxxxxxxxxxxxxx> Cc: Michal Nazarewicz <mina86@xxxxxxxxxx> Cc: Greg Kroah-Hartman <gregkh@xxxxxxx> --- Rebased on 2.6.38-rc6 This fix was discussed earlier at [1] [1] http://marc.info/?t=129492304300002&r=1&w=2 drivers/usb/gadget/composite.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c index 1ba4bef..0cafed7 100644 --- a/drivers/usb/gadget/composite.c +++ b/drivers/usb/gadget/composite.c @@ -813,7 +813,7 @@ composite_setup(struct usb_gadget *gadget, const struct usb_ctrlrequest *ctrl) */ req->zero = 0; req->complete = composite_setup_complete; - req->length = USB_BUFSIZ; + req->length = 0; gadget->ep0->driver_data = cdev; switch (ctrl->bRequest) { -- 1.7.0.4 -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
