| From | Greg Kroah-Hartman <> | Subject | [ 12/39] usb: dwc3: gadget: dont prevent gadget from being probed if we fail | Date | Fri, 2 Aug 2013 18:18:22 +0800 |
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3.4-stable review patch. If anyone has any objections, please let me know.
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From: Felipe Balbi <balbi@ti.com>
commit cdcedd6981194e511cc206887db661d016069d68 upstream.
In case we fail our ->udc_start() callback, we should be ready to accept another modprobe following the failed one.
We had forgotten to clear dwc->gadget_driver back to NULL and, because of that, we were preventing gadget driver modprobe from being retried.
Signed-off-by: Felipe Balbi <balbi@ti.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- drivers/usb/dwc3/gadget.c | 1 + 1 file changed, 1 insertion(+)
--- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -1393,6 +1393,7 @@ err1: __dwc3_gadget_ep_disable(dwc->eps[0]); err0: + dwc->gadget_driver = NULL; spin_unlock_irqrestore(&dwc->lock, flags); return ret;
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