gpio: ftgpio010: Fix platform_get_irq's error checking

The platform_get_irq() function returns negative if an error occurs.
zero or positive number on success. platform_get_irq() error checking
for zero is not correct.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Arvind Yadav 2017-12-02 22:31:01 +05:30 committed by Linus Walleij
parent 1b43d26985
commit 4070a53496

View File

@ -176,8 +176,8 @@ static int ftgpio_gpio_probe(struct platform_device *pdev)
return PTR_ERR(g->base);
irq = platform_get_irq(pdev, 0);
if (!irq)
return -EINVAL;
if (irq <= 0)
return irq ? irq : -EINVAL;
ret = bgpio_init(&g->gc, dev, 4,
g->base + GPIO_DATA_IN,