Re: [PATCH 1/2] gpiolib: irqchip: use irq_find_mapping while removing irqchip

[Linus Walleij <linus.walleij@xxxxxxxxxx>]

On Thu, Sep 25, 2014 at 6:09 PM, Grygorii Strashko
<grygorii.strashko@xxxxxx> wrote:

> There is no guarantee that VIRQs will be allocated sequentially
> for gpio irqchip in gpiochip_irqchip_add().
> Therefore, it's unsafe to dispose VIRQ in gpiochip_irqchip_remove()
> basing on index relatively to stored irq_base value.
>
> Hence, use irq_find_mapping for VIRQ finding  in gpiochip_irqchip_remove()
> instead of irq_base + index.
>
> Reported-by: Wang, Yalin <Yalin.Wang@xxxxxxxxxxxxxx>
> Signed-off-by: Grygorii Strashko <grygorii.strashko@xxxxxx>

Patch applied.

Yours,
Linus Walleij
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