Re: [PATCH] mfd: cros_ec: Only register a positive IRQ number

From: Enric Balletbo i Serra
Date: Fri Mar 22 2019 - 15:44:58 EST


Hi Enrico,

On 21/3/19 22:03, egranata@xxxxxxxxxxxx wrote:
> From: Enrico Granata <egranata@xxxxxxxxxxxx>
>
> Add a layer of sanity checking to cros_ec_register against attempting to
> register IRQ values that are not strictly greater than 0.
>
> Signed-off-by: Enrico Granata <egranata@xxxxxxxxxxxx>
> ---
> drivers/mfd/cros_ec.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/mfd/cros_ec.c b/drivers/mfd/cros_ec.c
> index 6acfe036d5222..ff8984a2b8c21 100644
> --- a/drivers/mfd/cros_ec.c
> +++ b/drivers/mfd/cros_ec.c
> @@ -118,7 +118,7 @@ int cros_ec_register(struct cros_ec_device *ec_dev)
> return err;
> }
>
> - if (ec_dev->irq) {
> + if (ec_dev->irq > 0) {
> err = devm_request_threaded_irq(dev, ec_dev->irq, NULL,
> ec_irq_thread, IRQF_TRIGGER_LOW | IRQF_ONESHOT,
> "chromeos-ec", ec_dev);
>

Acked-by: Enric Balletbo i Serra <enric.balletbo@xxxxxxxxxxxxx>

Thanks,
Enric