Re: [PATCH v1] phy/qcom-qmp-combo: propagate correct return value at phy_power_on()

[Stephen Boyd <swboyd@xxxxxxxxxxxx>]

Quoting Kuogee Hsieh (2024-03-28 14:07:15)
> diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-combo.c b/drivers/phy/qualcomm/phy-qcom-qmp-combo.c
> index 36632fa..884973a 100644
> --- a/drivers/phy/qualcomm/phy-qcom-qmp-combo.c
> +++ b/drivers/phy/qualcomm/phy-qcom-qmp-combo.c
> @@ -2754,6 +2754,7 @@ static int qmp_combo_dp_power_on(struct phy *phy)
>         const struct qmp_phy_cfg *cfg = qmp->cfg;
>         void __iomem *tx = qmp->dp_tx;
>         void __iomem *tx2 = qmp->dp_tx2;
> +       int ret = 0;

Please don't initialize locals that are unused before being assigned
unconditionally.

>
>         mutex_lock(&qmp->phy_mutex);
>
> @@ -2766,11 +2767,11 @@ static int qmp_combo_dp_power_on(struct phy *phy)
>         cfg->configure_dp_tx(qmp);
>
>         /* Configure link rate, swing, etc. */
> -       cfg->configure_dp_phy(qmp);
> +       ret = cfg->configure_dp_phy(qmp);
>
>         mutex_unlock(&qmp->phy_mutex);
>
> -       return 0;
> +       return ret;
>  }