ret = request_irq(headset->irq[HEADSET], headset_interrupt, headset->irq_type[HEADSET], "headset_input", NULL);
if (ret)
goto failed_free_dev;
ret = request_irq(headset->irq[HEADSET], headset_interrupt, headset->irq_type[HEADSET], "headset_input", NULL);
if (ret)
goto failed_free_dev;