i am pretty sure that request_irq() shouldnt be changed but rather free_irq() changed. the last argument of request_irq() is passed to the interrupt routine (ent_int in this case). if you change that you need to update the interrupt routine. fixing free_irq would be easier. In message <1331494587-12196-6-git-send-email-Julia.Lawall@xxxxxxx>,Julia Lawall writes: >Convert call to request_irq so that the last argument is the same as the >second argument of the subsequent call to free_irq. Without this >property, free_irq does nothing. > >I have chosen to keep the call to free_irq as is, because its second >argument is more like its first argument. -- To unsubscribe from this list: send the line "unsubscribe kernel-janitors" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html