[PATCH v3 3/3] phy: amlogic: meson8b-usb2: fix shared reset control use

Amjad Ouled-Ameur aouledameur at baylibre.com
Sun Dec 5 13:35:20 PST 2021


Hi Martin,

Thank you for reviewing this.

On 21/11/2021 00:57, Martin Blumenstingl wrote:
> Hi Amjad,
>
> Thanks for working on this!
>
> On Fri, Nov 12, 2021 at 5:33 PM Amjad Ouled-Ameur
> <aouledameur at baylibre.com> wrote:
> [...]
>> +               reset_control_rearm(priv->reset);
> Using priv->reset in this driver currently requires an IS_ERR check beforehand.
> When I wrote the driver originally I used the following code in
> phy_meson8b_usb2_probe:
>    priv->reset = ...
>    if (PTR_ERR(priv->reset) == -EPROBE_DEFER)
>      return PTR_ERR(priv->reset);
>
> That means: priv->reset can (in theory) be an error pointer at runtime.
> Since your patch is valid: can you please add another one (before this
> one) in the series and change the priv->reset error checking to use
> something like:
>    if (IS_ERR(priv->reset))
>      return dev_err_probe(&pdev->dev, PTR_ERR(priv->reset), "Failed to
> get the reset line");

No worries, will do.


Regards,

Amjad

> With such a patch you can consider this one as:
> Reviewed-by: Martin Blumenstingl <martin.blumenstingl at googlemail.com>
>
>
> Best regards,
> Martin



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