[PATCH 5/5] pinctrl: bcm: iproc-gpio: Propagate errors from optional IRQ lookup
| Newsgroups | org.kernel.vger.linux-gpio,org.infradead.lists.linux-arm-kernel,org.kernel.vger.linux-kernel |
|---|---|
| Message-ID | <[email protected]> |
From: bui duc phuc <[email protected]> platform_get_irq_optional() returns a positive IRQ number on success or a negative error code on failure. For an optional IRQ, -ENXIO indicates that no optional IRQ is available, while other errors should be propagated. Propagate all error codes returned by platform_get_irq_optional() other than -ENXIO. Signed-off-by: bui duc phuc <[email protected]> --- drivers/pinctrl/bcm/pinctrl-iproc-gpio.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/pinctrl/bcm/pinctrl-iproc-gpio.c b/drivers/pinctrl/bcm/pinctrl-iproc-gpio.c index e20f7dc79d43..025476e251c2 100644 --- a/drivers/pinctrl/bcm/pinctrl-iproc-gpio.c +++ b/drivers/pinctrl/bcm/pinctrl-iproc-gpio.c @@ -873,6 +873,8 @@ static int iproc_gpio_probe(struct platform_device *pdev) /* optional GPIO interrupt support */ irq = platform_get_irq_optional(pdev, 0); + if (irq < 0 && irq != -ENXIO) + return irq; if (irq > 0) { struct gpio_irq_chip *girq; -- 2.43.0