Re: [2.6 patch] arch/i386/kernel/io_apic.c: handle a negativereturn value

[Ingo Molnar]

On Mon, 2006-11-13 at 16:42 -0800, Andrew Morton wrote:
>         pin  = find_isa_irq_pin(8, mp_INT);
> +       if (pin == -1) {
> +               printk(KERN_ERR "unlock_ExtINT_logic:
> find_isa_irq_pin()
> +                               "failed\n");
> +               return;
> +       }
>         apic = find_isa_irq_apic(8, mp_INT);
> -       if (pin == -1)
> +       if (apic == -1) {
> +               printk(KERN_ERR "unlock_ExtINT_logic:
> find_isa_irq_apic()
> +                               "failed\n");
>                 return;
> +       } 

as i mentioned it in my mail yesterday, if find_isa_irq_apic() returns
-1 then find_isa_irq_pin() has to return -1 too. But this is obscure and
needs to be documented at least - and your patch is good for
documentation purposes too :-)

Acked-by: Ingo Molnar <mingo@xxxxxxxxxx>

	Ingo

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