linux-kernel - Re: [PATCH] mmc: sdhci-xenon: kill xenon_clean

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Date:   Fri, 19 May 2017 10:30:13 +0200
From:   Ulf Hansson <ulf.hansson@...aro.org>
To:     Jisheng Zhang <jszhang@...vell.com>
Cc:     Adrian Hunter <adrian.hunter@...el.com>,
        Ziji Hu <huziji@...vell.com>,
        "linux-mmc@...r.kernel.org" <linux-mmc@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH] mmc: sdhci-xenon: kill xenon_clean_phy()

On 16 May 2017 at 08:17, Jisheng Zhang <jszhang@...vell.com> wrote:
> Currently, the xenon_clean_phy() is only used for freeing phy_params.
> The phy_params is allocated by devm_kzalloc(), there's no need to free
> is explicitly.
>
> Signed-off-by: Jisheng Zhang <jszhang@...vell.com>

Thanks, applied for fixes!

Kind regards
Uffe

> ---
>  drivers/mmc/host/sdhci-xenon-phy.c | 14 +-------------
>  drivers/mmc/host/sdhci-xenon.c     |  6 +-----
>  drivers/mmc/host/sdhci-xenon.h     |  1 -
>  3 files changed, 2 insertions(+), 19 deletions(-)
>
> diff --git a/drivers/mmc/host/sdhci-xenon-phy.c b/drivers/mmc/host/sdhci-xenon-phy.c
> index 6356781f1cca..f7e26b031e76 100644
> --- a/drivers/mmc/host/sdhci-xenon-phy.c
> +++ b/drivers/mmc/host/sdhci-xenon-phy.c
> @@ -787,14 +787,6 @@ int xenon_phy_adj(struct sdhci_host *host, struct mmc_ios *ios)
>         return ret;
>  }
>
> -void xenon_clean_phy(struct sdhci_host *host)
> -{
> -       struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host);
> -       struct xenon_priv *priv = sdhci_pltfm_priv(pltfm_host);
> -
> -       kfree(priv->phy_params);
> -}
> -
>  static int xenon_add_phy(struct device_node *np, struct sdhci_host *host,
>                          const char *phy_name)
>  {
> @@ -819,11 +811,7 @@ static int xenon_add_phy(struct device_node *np, struct sdhci_host *host,
>         if (ret)
>                 return ret;
>
> -       ret = xenon_emmc_phy_parse_param_dt(host, np, priv->phy_params);
> -       if (ret)
> -               xenon_clean_phy(host);
> -
> -       return ret;
> +       return xenon_emmc_phy_parse_param_dt(host, np, priv->phy_params);
>  }
>
>  int xenon_phy_parse_dt(struct device_node *np, struct sdhci_host *host)
> diff --git a/drivers/mmc/host/sdhci-xenon.c b/drivers/mmc/host/sdhci-xenon.c
> index 67246655315b..bc1781bb070b 100644
> --- a/drivers/mmc/host/sdhci-xenon.c
> +++ b/drivers/mmc/host/sdhci-xenon.c
> @@ -486,7 +486,7 @@ static int xenon_probe(struct platform_device *pdev)
>
>         err = xenon_sdhc_prepare(host);
>         if (err)
> -               goto clean_phy_param;
> +               goto err_clk;
>
>         err = sdhci_add_host(host);
>         if (err)
> @@ -496,8 +496,6 @@ static int xenon_probe(struct platform_device *pdev)
>
>  remove_sdhc:
>         xenon_sdhc_unprepare(host);
> -clean_phy_param:
> -       xenon_clean_phy(host);
>  err_clk:
>         clk_disable_unprepare(pltfm_host->clk);
>  free_pltfm:
> @@ -510,8 +508,6 @@ static int xenon_remove(struct platform_device *pdev)
>         struct sdhci_host *host = platform_get_drvdata(pdev);
>         struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host);
>
> -       xenon_clean_phy(host);
> -
>         sdhci_remove_host(host, 0);
>
>         xenon_sdhc_unprepare(host);
> diff --git a/drivers/mmc/host/sdhci-xenon.h b/drivers/mmc/host/sdhci-xenon.h
> index 6e6523ea01ce..73debb42dc2f 100644
> --- a/drivers/mmc/host/sdhci-xenon.h
> +++ b/drivers/mmc/host/sdhci-xenon.h
> @@ -93,7 +93,6 @@ struct xenon_priv {
>  };
>
>  int xenon_phy_adj(struct sdhci_host *host, struct mmc_ios *ios);
> -void xenon_clean_phy(struct sdhci_host *host);
>  int xenon_phy_parse_dt(struct device_node *np,
>                        struct sdhci_host *host);
>  void xenon_soc_pad_ctrl(struct sdhci_host *host,
> --
> 2.11.0
>