[PATCH -next] usb: gadget: xudc: Remove redundant platform_get_irq error message

[PATCH -next] usb: gadget: xudc: Remove redundant platform_get_irq error message

[YueHaibing]

platform_get_irq() will call dev_err() itself on failure,
so there is no need for the driver to also do this.
This is detected by coccinelle.

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
---
 drivers/usb/gadget/udc/tegra-xudc.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/usb/gadget/udc/tegra-xudc.c b/drivers/usb/gadget/udc/tegra-xudc.c
index 634c2c1..fc1eafc 100644
--- a/drivers/usb/gadget/udc/tegra-xudc.c
+++ b/drivers/usb/gadget/udc/tegra-xudc.c
@@ -3492,11 +3492,8 @@ static int tegra_xudc_probe(struct platform_device *pdev)
 	}
 
 	xudc->irq = platform_get_irq(pdev, 0);
-	if (xudc->irq < 0) {
-		dev_err(xudc->dev, "failed to get IRQ: %d\n",
-				xudc->irq);
+	if (xudc->irq < 0)
 		return xudc->irq;
-	}
 
 	err = devm_request_irq(&pdev->dev, xudc->irq, tegra_xudc_irq, 0,
 			       dev_name(&pdev->dev), xudc);
-- 
2.7.4

Re: [PATCH -next] usb: gadget: xudc: Remove redundant platform_get_irq error message

[Nagarjuna Kristam]

Reviewed-by: Nagarjuna Kristam <nkristam@nvidia.com>

On 16-01-2020 19:44, YueHaibing wrote:
> External email: Use caution opening links or attachments
> 
> 
> platform_get_irq() will call dev_err() itself on failure,
> so there is no need for the driver to also do this.
> This is detected by coccinelle.
> 
> Signed-off-by: YueHaibing <yuehaibing@huawei.com>
> ---
>   drivers/usb/gadget/udc/tegra-xudc.c | 5 +----
>   1 file changed, 1 insertion(+), 4 deletions(-)
> 
> diff --git a/drivers/usb/gadget/udc/tegra-xudc.c b/drivers/usb/gadget/udc/tegra-xudc.c
> index 634c2c1..fc1eafc 100644
> --- a/drivers/usb/gadget/udc/tegra-xudc.c
> +++ b/drivers/usb/gadget/udc/tegra-xudc.c
> @@ -3492,11 +3492,8 @@ static int tegra_xudc_probe(struct platform_device *pdev)
>          }
> 
>          xudc->irq = platform_get_irq(pdev, 0);
> -       if (xudc->irq < 0) {
> -               dev_err(xudc->dev, "failed to get IRQ: %d\n",
> -                               xudc->irq);
> +       if (xudc->irq < 0)
>                  return xudc->irq;
> -       }
> 
>          err = devm_request_irq(&pdev->dev, xudc->irq, tegra_xudc_irq, 0,
>                                 dev_name(&pdev->dev), xudc);
> --
> 2.7.4
> 
> 

Re: [PATCH -next] usb: gadget: xudc: Remove redundant platform_get_irq error message

[Thierry Reding]

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On Thu, Jan 16, 2020 at 10:14:33PM +0800, YueHaibing wrote:
> platform_get_irq() will call dev_err() itself on failure,
> so there is no need for the driver to also do this.
> This is detected by coccinelle.
> 
> Signed-off-by: YueHaibing <yuehaibing@huawei.com>
> ---
>  drivers/usb/gadget/udc/tegra-xudc.c | 5 +----
>  1 file changed, 1 insertion(+), 4 deletions(-)

Acked-by: Thierry Reding <treding@nvidia.com>

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