pinctrl: iproc: allow for error from platform_get_irq()

platform_get_irq() can return an error code. Allow for this when getting
the irq.

Fixes: 6f265e5d4da7 ("pinctrl: bcm-iproc: Pass irqchip when adding gpiochip")
Signed-off-by: Chris Packham <chris.packham@alliedtelesis.co.nz>
Link: https://lore.kernel.org/r/20191003000310.17099-2-chris.packham@alliedtelesis.co.nz
Acked-by: Scott Branden <scott.branden@broadcom.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

diff --git a/drivers/pinctrl/bcm/pinctrl-iproc-gpio.c b/drivers/pinctrl/bcm/pinctrl-iproc-gpio.c
index 61352cc6c0d3227a6565b729019e47758165066e..42f7ab383ad9f4dda27b51e5432bd64833abc6a2 100644 (file)
--- a/drivers/pinctrl/bcm/pinctrl-iproc-gpio.c
+++ b/drivers/pinctrl/bcm/pinctrl-iproc-gpio.c
@@ -845,7 +845,7 @@ static int iproc_gpio_probe(struct platform_device *pdev)
 
        /* optional GPIO interrupt support */
        irq = platform_get_irq(pdev, 0);
-       if (irq) {
+       if (irq > 0) {
                struct irq_chip *irqc;
                struct gpio_irq_chip *girq;