Re: [PATCH 03/12] gpio: omap: use devm_irq_alloc_descs()

From: Tony Lindgren
Date: Mon Mar 06 2017 - 11:50:34 EST


* Bartosz Golaszewski <bgolaszewski@xxxxxxxxxxxx> [170304 08:33]:
> This driver never frees the allocated interrupt descriptors. Fix it by
> using a resource managed variant of irq_alloc_descs().
>
> Signed-off-by: Bartosz Golaszewski <bgolaszewski@xxxxxxxxxxxx>

Would be good to get Aaro's ack on this one.

Regards,

Tony

> ---
> drivers/gpio/gpio-omap.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpio/gpio-omap.c b/drivers/gpio/gpio-omap.c
> index efc85a2..5d6a574 100644
> --- a/drivers/gpio/gpio-omap.c
> +++ b/drivers/gpio/gpio-omap.c
> @@ -1085,7 +1085,8 @@ static int omap_gpio_chip_init(struct gpio_bank *bank, struct irq_chip *irqc)
> * REVISIT: Once we have OMAP1 supporting SPARSE_IRQ, we can drop
> * irq_alloc_descs() since a base IRQ offset will no longer be needed.
> */
> - irq_base = irq_alloc_descs(-1, 0, bank->width, 0);
> + irq_base = devm_irq_alloc_descs(bank->chip.parent,
> + -1, 0, bank->width, 0);
> if (irq_base < 0) {
> dev_err(bank->chip.parent, "Couldn't allocate IRQ numbers\n");
> return -ENODEV;
> --
> 2.9.3
>
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