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Commit 41d69087 authored by Andy Shevchenko's avatar Andy Shevchenko Committed by Linus Walleij
Browse files

gpio: em: Don't shadow error code of gpiochip_lock_as_irq() 



gpiochip_lock_as_irq() may return a few error codes,
do not shadow them by -EINVAL and let caller to decide.

No functional change intended.

Signed-off-by: default avatarAndy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent 10ed3539

drivers/gpio/gpio-em.c

+4 −2
Original line number Diff line number Diff line
@@ -101,12 +101,14 @@ static void em_gio_irq_enable(struct irq_data *d) 
static int em_gio_irq_reqres(struct irq_data *d)

{

	struct em_gio_priv *p = irq_data_get_irq_chip_data(d);

	int ret;



	if (gpiochip_lock_as_irq(&p->gpio_chip, irqd_to_hwirq(d))) {

	ret = gpiochip_lock_as_irq(&p->gpio_chip, irqd_to_hwirq(d));

	if (ret) {

		dev_err(p->gpio_chip.parent,

			"unable to lock HW IRQ %lu for IRQ\n",

			irqd_to_hwirq(d));

		return -EINVAL;

		return ret;

	}

	return 0;

}