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References: <20191214181130.25808-1-tiny.windzz@gmail.com> <20191214181130.25808-2-tiny.windzz@gmail.com>
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From:   Chanwoo Choi <chanwoo@kernel.org>
Date:   Mon, 16 Dec 2019 00:31:30 +0900
Message-ID: <CAGTfZH0XQ_V6i3+=nksK5E38XX+Qk5nvZfeb0ec4kVb6-Jn5ZQ@mail.gmail.com>
Subject: Re: [PATCH 2/2] PM / devfreq: rk3399_dmc: add missing of_node_put()
To:     Yangtao Li <tiny.windzz@gmail.com>
Cc:     Chanwoo Choi <cw00.choi@samsung.com>,
        MyungJoo Ham <myungjoo.ham@samsung.com>,
        Kyungmin Park <kyungmin.park@samsung.com>,
        =?UTF-8?Q?Heiko_St=C3=BCbner?= <heiko@sntech.de>,
        Linux PM list <linux-pm@vger.kernel.org>,
        linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
        "open list:ARM/Rockchip SoC..." <linux-rockchip@lists.infradead.org>,
        linux-kernel <linux-kernel@vger.kernel.org>
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2019=EB=85=84 12=EC=9B=94 15=EC=9D=BC (=EC=9D=BC) =EC=98=A4=EC=A0=84 3:12, =
Yangtao Li <tiny.windzz@gmail.com>=EB=8B=98=EC=9D=B4 =EC=9E=91=EC=84=B1:
>
> of_node_put() needs to be called when the device node which is got
> from of_parse_phandle has finished using.
>
> Signed-off-by: Yangtao Li <tiny.windzz@gmail.com>
> ---
>  drivers/devfreq/rk3399_dmc.c | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/drivers/devfreq/rk3399_dmc.c b/drivers/devfreq/rk3399_dmc.c
> index 2e65d7279d79..2f1027c5b647 100644
> --- a/drivers/devfreq/rk3399_dmc.c
> +++ b/drivers/devfreq/rk3399_dmc.c
> @@ -372,6 +372,7 @@ static int rk3399_dmcfreq_probe(struct platform_devic=
e *pdev)
>         node =3D of_parse_phandle(np, "rockchip,pmu", 0);
>         if (node) {
>                 data->regmap_pmu =3D syscon_node_to_regmap(node);
> +               of_node_put(node);
>                 if (IS_ERR(data->regmap_pmu))
>                         return PTR_ERR(data->regmap_pmu);
>         }
> --
> 2.17.1
>

Applied it.

--=20
Best Regards,
Chanwoo Choi