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SubjectRe: [PATCH] gpio: mpc8xxx: Fix IRQ check in mpc8xxx_probe
On Fri, Jan 14, 2022 at 7:48 AM Miaoqian Lin <linmq006@gmail.com> wrote:

> platform_get_irq() returns negative error number instead 0 on failure.
> And the doc of platform_get_irq() provides a usage example:
>
> int irq = platform_get_irq(pdev, 0);
> if (irq < 0)
> return irq;
>
> Fix the check of return value to catch errors correctly.
>
> Fixes: 76c47d1449fc ("gpio: mpc8xxx: Add ACPI support")
> Signed-off-by: Miaoqian Lin <linmq006@gmail.com>

Reviewed-by: Linus Walleij <linus.walleij@linaro.org>

Yours,
Linus Walleij

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