Re: [PATCHv2 2/2] phy:phy-lantiq-rcu-usb2: Use PTR_ERR_OR_ZERO to replace the open coded version

From: Hauke Mehrtens
Date: Sat Aug 25 2018 - 10:16:50 EST




On 08/16/2018 05:58 PM, zhong jiang wrote:
> PTR_ERR_OR_ZERO has implemented the if(IS_ERR(...)) + PTR_ERR, So
> just replace them rather than duplicating its implement.
>
> Signed-off-by: zhong jiang <zhongjiang@xxxxxxxxxx>

Acked-by: Hauke Mehrtens <hauke@xxxxxxxxxx>

> ---
> drivers/phy/lantiq/phy-lantiq-rcu-usb2.c | 4 +---
> 1 file changed, 1 insertion(+), 3 deletions(-)
>
> diff --git a/drivers/phy/lantiq/phy-lantiq-rcu-usb2.c b/drivers/phy/lantiq/phy-lantiq-rcu-usb2.c
> index 986224f..a918c5b 100644
> --- a/drivers/phy/lantiq/phy-lantiq-rcu-usb2.c
> +++ b/drivers/phy/lantiq/phy-lantiq-rcu-usb2.c
> @@ -196,10 +196,8 @@ static int ltq_rcu_usb2_of_parse(struct ltq_rcu_usb2_priv *priv,
> }
>
> priv->phy_reset = devm_reset_control_get_optional(dev, "phy");
> - if (IS_ERR(priv->phy_reset))
> - return PTR_ERR(priv->phy_reset);
>
> - return 0;
> + return PTR_ERR_OR_ZERO(priv->phy_reset);
> }
>
> static int ltq_rcu_usb2_phy_probe(struct platform_device *pdev)
>