On Sat, Nov 18, 2017 at 12:45:26AM +0530, Arvind Yadav wrote:
> 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@xxxxxxxxx>
> ---
> drivers/input/serio/sun4i-ps2.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/input/serio/sun4i-ps2.c b/drivers/input/serio/sun4i-ps2.c
> index 04b96fe..405c82f 100644
> --- a/drivers/input/serio/sun4i-ps2.c
> +++ b/drivers/input/serio/sun4i-ps2.c
> @@ -264,7 +264,7 @@ static int sun4i_ps2_probe(struct platform_device *pdev)
>
> /* Get IRQ for the device */
> irq = platform_get_irq(pdev, 0);
> - if (!irq) {
> + if (irq < 0) {
irq is unsigned.
> dev_err(dev, "no IRQ found\n");
> error = -ENXIO;
I'd rather we did not clobber error.
> goto err_disable_clk;
> --
> 2.7.4
>
--
Dmitry
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