On Tue, 9 Jun 2015, Mason wrote:
> I'm a noob, so I suppose this behavior is expected, but I'm reporting it,
> just in case. (I tested with 3.14.41)
>
> Consider this buggy driver, calling request_irq() multiple times,
> and not calling free_irq in the cleanup routine.
Not freeing things in the module exit code will make stuff explode,
not only interrupts. So yes, it's expected behaviour.
Thanks,
tglx
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