Hi Felipe > > How about using devm_request_irq() instead of request_irq() ? > > Then, free_irq() is not needed > > if I do, we will try to request and IRQ which is already request. > > ->udc_stop() doesn't destroy the underlying struct device * so the IRQ > won't be freed. OK, I see Sorry for my noise Best regards --- Kuninori Morimoto -- 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