On 17/09/2019 19:21, Saiyam Doshi wrote:
> The debug message after platform_get_irq() failure is redundant
> because platform_get_irq() already prints an error. Thus remove it.
>
> Generated by: scripts/coccinelle/api/platform_get_irq.cocci
>
> Signed-off-by: Saiyam Doshi <saiyamdoshi...@gmail.com>
> ---
> Changes in v2:
> Updated changelog and removed unnecessary braces after if condition.
>
> drivers/i2c/busses/i2c-qup.c | 4 +---
> 1 file changed, 1 insertion(+), 3 deletions(-)
>
> diff --git a/drivers/i2c/busses/i2c-qup.c b/drivers/i2c/busses/i2c-qup.c
> index 5519c19bfd9c..ed09a59066b2 100644
> --- a/drivers/i2c/busses/i2c-qup.c
> +++ b/drivers/i2c/busses/i2c-qup.c
> @@ -1766,10 +1766,8 @@ static int qup_i2c_probe(struct platform_device *pdev)
> return PTR_ERR(qup->base);
>
> qup->irq = platform_get_irq(pdev, 0);
> - if (qup->irq < 0) {
> - dev_err(qup->dev, "No IRQ defined\n");
> + if (qup->irq < 0)
> return qup->irq;
> - }
As far as I understand, platform_get_irq() == 0 is also an error condition.
I think the typical way to handle this peculiarity is:
(Maybe the IRQ maintainers will correct me)
qup->irq = platform_get_irq(pdev, 0);
if (qup->irq <= 0)
return qup->irq ? : -ENXIO;
Regards.
