linux-kernel - Re: [PATCH 2/2] clk: sprd: Add check for return value of sprd_clk_regmap

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Message-ID: <CAMz4ku+pJ8bR4Wt9k3sRFunmMCu9ujQOuN=YT+PEsBEhAZ8__w@mail.gmail.com>
Date:   Tue, 21 May 2019 14:38:59 +0800
From:   Baolin Wang <baolin.wang@...aro.org>
To:     Chunyan Zhang <zhang.chunyan@...aro.org>
Cc:     Stephen Boyd <sboyd@...nel.org>, linux-clk@...r.kernel.org,
        LKML <linux-kernel@...r.kernel.org>,
        Orson Zhai <orsonzhai@...il.com>,
        Chunyan Zhang <zhang.lyra@...il.com>
Subject: Re: [PATCH 2/2] clk: sprd: Add check for return value of sprd_clk_regmap_init()

On Tue, 21 May 2019 at 14:15, Chunyan Zhang <zhang.chunyan@...aro.org> wrote:
>
> sprd_clk_regmap_init() doesn't always return success, adding check
> for its return value should make the code more strong.
>
> Signed-off-by: Chunyan Zhang <zhang.chunyan@...aro.org>

Reviewed-by: Baolin Wang <baolin.wang@...aro.org>

> ---
>  drivers/clk/sprd/sc9860-clk.c | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/clk/sprd/sc9860-clk.c b/drivers/clk/sprd/sc9860-clk.c
> index 9980ab55271b..1ed45b4f2fe8 100644
> --- a/drivers/clk/sprd/sc9860-clk.c
> +++ b/drivers/clk/sprd/sc9860-clk.c
> @@ -2031,7 +2031,9 @@ static int sc9860_clk_probe(struct platform_device *pdev)
>         }
>
>         desc = match->data;
> -       sprd_clk_regmap_init(pdev, desc);
> +       ret = sprd_clk_regmap_init(pdev, desc);
> +       if (ret)
> +               return ret;
>
>         return sprd_clk_probe(&pdev->dev, desc->hw_clks);
>  }
> --
> 2.17.1
>


-- 
Baolin Wang
Best Regards