Re: [PATCH 1/2] phy: spear1310-miphy: Return proper error for spear1310_miphy_xlate

[Kishon Vijay Abraham I]

Hi,

On Wednesday 25 March 2015 02:31 PM, Axel Lin wrote:
> The of_xlate callback should return ERR_PTR on error.
>
> Signed-off-by: Axel Lin <axel.lin@xxxxxxxxxx>
> ---
>   drivers/phy/phy-spear1310-miphy.c | 4 ++--
>   1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/phy/phy-spear1310-miphy.c b/drivers/phy/phy-spear1310-miphy.c
> index 9f47fae..4684b04 100644
> --- a/drivers/phy/phy-spear1310-miphy.c
> +++ b/drivers/phy/phy-spear1310-miphy.c
> @@ -192,14 +192,14 @@ static struct phy *spear1310_miphy_xlate(struct device *dev,
>
>   	if (args->args_count < 1) {
>   		dev_err(dev, "DT did not pass correct no of args\n");
> -		return NULL;
> +		return ERR_PTR(-EINVAL);

It should actually be -ENODEV so that phy_optional_get() doesn't fail.
>   	}
>
>   	priv->mode = args->args[0];
>
>   	if (priv->mode != SATA && priv->mode != PCIE) {
>   		dev_err(dev, "DT did not pass correct phy mode\n");
> -		return NULL;
> +		return ERR_PTR(-EINVAL);

Same here.

Thanks
Kishon
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