From: Jonas Gorski jonas.gorski@gmail.com
commit 85fe6415c146d5d42ce300c12f1ecf4d4af47d40 upstream.
of_property_read_u32 returns 0 on success, not true, so we need to invert the check to actually take over the provided ngpio value.
Fixes: 6a41b6c5fc20 ("gpio: Add xgs-iproc driver") Signed-off-by: Jonas Gorski jonas.gorski@gmail.com Reviewed-by: Chris Packham chris.packham@alliedtelesis.co.nz Reviewed-by: Florian Fainelli f.fainelli@gmail.com Reviewed-by: Linus Walleij linus.walleij@linaro.org Signed-off-by: Bartosz Golaszewski brgl@bgdev.pl Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/gpio/gpio-xgs-iproc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/gpio/gpio-xgs-iproc.c +++ b/drivers/gpio/gpio-xgs-iproc.c @@ -224,7 +224,7 @@ static int iproc_gpio_probe(struct platf }
chip->gc.label = dev_name(dev); - if (of_property_read_u32(dn, "ngpios", &num_gpios)) + if (!of_property_read_u32(dn, "ngpios", &num_gpios)) chip->gc.ngpio = num_gpios;
irq = platform_get_irq(pdev, 0);