The tqmx86 MFD driver was passing IRQ 0 for "no IRQ" in the past. This
causes warnings with newer kernels.

Prepare the gpio-tqmx86 driver for the fixed MFD driver by handling a
missing IRQ properly.

Signed-off-by: Matthias Schiffer <[email protected]>
---
 drivers/gpio/gpio-tqmx86.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/gpio/gpio-tqmx86.c b/drivers/gpio/gpio-tqmx86.c
index 5022e0ad0fae..0f5d17f343f1 100644
--- a/drivers/gpio/gpio-tqmx86.c
+++ b/drivers/gpio/gpio-tqmx86.c
@@ -238,8 +238,8 @@ static int tqmx86_gpio_probe(struct platform_device *pdev)
        struct resource *res;
        int ret, irq;
 
-       irq = platform_get_irq(pdev, 0);
-       if (irq < 0)
+       irq = platform_get_irq_optional(pdev, 0);
+       if (irq < 0 && irq != -ENXIO)
                return irq;
 
        res = platform_get_resource(pdev, IORESOURCE_IO, 0);
@@ -278,7 +278,7 @@ static int tqmx86_gpio_probe(struct platform_device *pdev)
 
        pm_runtime_enable(&pdev->dev);
 
-       if (irq) {
+       if (irq > 0) {
                struct irq_chip *irq_chip = &gpio->irq_chip;
                u8 irq_status;
 
-- 
2.17.1

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