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pinctrl: intel: 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.

Cc: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Andy Shevchenko 2018-07-30 15:38:30 +03:00 committed by Linus Walleij
parent b5031b7db7
commit cb85d2b04b
1 changed files with 4 additions and 2 deletions
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6
drivers/pinctrl/intel/pinctrl-intel.c
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@ -877,13 +877,15 @@ static int intel_gpio_irq_reqres(struct irq_data *d)
struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
struct intel_pinctrl *pctrl = gpiochip_get_data(gc);
int pin;
int ret;
pin = intel_gpio_to_pin(pctrl, irqd_to_hwirq(d), NULL, NULL);
if (pin >= 0) {
if (gpiochip_lock_as_irq(gc, pin)) {
ret = gpiochip_lock_as_irq(gc, pin);
if (ret) {
dev_err(pctrl->dev, "unable to lock HW IRQ %d for IRQ\n",
pin);
return -EINVAL;
return ret;
}
}
return 0;