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From: Chen-Yu Tsai <wenst@chromium.org>
To: Chun-Jie Chen <chun-jie.chen@mediatek.com>
Cc: Matthias Brugger <matthias.bgg@gmail.com>,
	Stephen Boyd <sboyd@kernel.org>,
	Nicolas Boichat <drinkcat@chromium.org>,
	Rob Herring <robh+dt@kernel.org>,
	"moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" 
	<linux-arm-kernel@lists.infradead.org>,
	LKML <linux-kernel@vger.kernel.org>,
	"moderated list:ARM/Mediatek SoC support" 
	<linux-mediatek@lists.infradead.org>,
	linux-clk@vger.kernel.org,
	Devicetree List <devicetree@vger.kernel.org>,
	srv_heupstream <srv_heupstream@mediatek.com>,
	Project_Global_Chrome_Upstream_Group 
	<Project_Global_Chrome_Upstream_Group@mediatek.com>
Subject: Re: [v2 05/24] clk: mediatek: Fix resource leak in mtk_clk_simple_probe
Date: Mon, 23 Aug 2021 14:42:42 +0800	[thread overview]
Message-ID: <CAGXv+5EReMTGS02SgVO_yrpChOiw++3rwfc0Jx66CBzuDHOXAQ@mail.gmail.com> (raw)
In-Reply-To: <20210820111504.350-6-chun-jie.chen@mediatek.com>

On Fri, Aug 20, 2021 at 7:19 PM Chun-Jie Chen
<chun-jie.chen@mediatek.com> wrote:
>
> Release clock data when clock driver probe fail to fix
> possible resource leak.
>
> Signed-off-by: Chun-Jie Chen <chun-jie.chen@mediatek.com>

Reviewed-by: Chen-Yu Tsai <wenst@chromium.org>

> ---
>  drivers/clk/mediatek/clk-mtk.c | 12 ++++++++++--
>  1 file changed, 10 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/clk/mediatek/clk-mtk.c b/drivers/clk/mediatek/clk-mtk.c
> index c3d385c0cfcb..74890759e98c 100644
> --- a/drivers/clk/mediatek/clk-mtk.c
> +++ b/drivers/clk/mediatek/clk-mtk.c
> @@ -314,7 +314,15 @@ int mtk_clk_simple_probe(struct platform_device *pdev)
>
>         r = mtk_clk_register_gates(node, mcd->clks, mcd->num_clks, clk_data);

Note for future reference: there is no unregister counterpart for
mtk_clk_register_*.


>         if (r)
> -               return r;
> +               goto free_data;
>
> -       return of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
> +       r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
> +       if (r)
> +               goto free_data;
> +
> +       return r;
> +
> +free_data:
> +       mtk_free_clk_data(clk_data);
> +       return r;
>  }
> --
> 2.18.0
> _______________________________________________
> Linux-mediatek mailing list
> Linux-mediatek@lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-mediatek

  reply	other threads:[~2021-08-23  6:42 UTC|newest]

Thread overview: 54+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-20 11:14 [v2 00/24] Mediatek MT8195 clock support Chun-Jie Chen
2021-08-20 11:14 ` [v2 01/24] dt-bindings: ARM: Mediatek: Add new document bindings of MT8195 clock Chun-Jie Chen
2021-08-23  6:53   ` Chen-Yu Tsai
2021-08-24 14:44     ` Rob Herring
2021-08-20 11:14 ` [v2 02/24] clk: mediatek: Add dt-bindings of MT8195 clocks Chun-Jie Chen
2021-08-24 15:17   ` Rob Herring
2021-08-25 11:39   ` Chen-Yu Tsai
2021-08-20 11:14 ` [v2 03/24] clk: mediatek: Fix corner case of tuner_en_reg Chun-Jie Chen
2021-08-20 11:14 ` [v2 04/24] clk: mediatek: Add API for clock resource recycle Chun-Jie Chen
2021-08-23  6:40   ` Chen-Yu Tsai
2021-08-20 11:14 ` [v2 05/24] clk: mediatek: Fix resource leak in mtk_clk_simple_probe Chun-Jie Chen
2021-08-23  6:42   ` Chen-Yu Tsai [this message]
2021-08-20 11:14 ` [v2 06/24] clk: mediatek: Add MT8195 apmixedsys clock support Chun-Jie Chen
2021-08-23  9:21   ` Chen-Yu Tsai
2021-08-23  9:56     ` Chen-Yu Tsai
2021-08-29 18:26   ` Stephen Boyd
2021-08-20 11:14 ` [v2 07/24] clk: mediatek: Add MT8195 topckgen " Chun-Jie Chen
2021-08-23 11:16   ` Chen-Yu Tsai
2021-08-20 11:14 ` [v2 08/24] clk: mediatek: Add MT8195 peripheral " Chun-Jie Chen
2021-08-23 11:22   ` Chen-Yu Tsai
2021-08-20 11:14 ` [v2 09/24] clk: mediatek: Add MT8195 infrastructure " Chun-Jie Chen
2021-08-23 11:32   ` Chen-Yu Tsai
2021-08-20 11:14 ` [v2 10/24] clk: mediatek: Add MT8195 camsys " Chun-Jie Chen
2021-08-20 11:14 ` [v2 11/24] clk: mediatek: Add MT8195 ccusys " Chun-Jie Chen
2021-08-23 12:13   ` Chen-Yu Tsai
2021-09-10 10:52     ` Chun-Jie Chen
2021-08-20 11:14 ` [v2 12/24] clk: mediatek: Add MT8195 imgsys " Chun-Jie Chen
2021-08-20 11:14 ` [v2 13/24] clk: mediatek: Add MT8195 ipesys " Chun-Jie Chen
2021-08-23 12:20   ` Chen-Yu Tsai
2021-08-20 11:14 ` [v2 14/24] clk: mediatek: Add MT8195 mfgcfg " Chun-Jie Chen
2021-08-23 12:02   ` Chen-Yu Tsai
2021-08-20 11:14 ` [v2 15/24] clk: mediatek: Add MT8195 scp adsp " Chun-Jie Chen
2021-08-23 12:08   ` Chen-Yu Tsai
2021-08-20 11:14 ` [v2 16/24] clk: mediatek: Add MT8195 vdecsys " Chun-Jie Chen
2021-08-23 12:21   ` Chen-Yu Tsai
2021-08-20 11:14 ` [v2 17/24] clk: mediatek: Add MT8195 vdosys0 " Chun-Jie Chen
2021-08-25 10:52   ` Chen-Yu Tsai
2021-08-20 11:14 ` [v2 18/24] clk: mediatek: Add MT8195 vdosys1 " Chun-Jie Chen
2021-08-25 10:55   ` Chen-Yu Tsai
2021-08-20 11:14 ` [v2 19/24] clk: mediatek: Add MT8195 vencsys " Chun-Jie Chen
2021-08-25 11:03   ` Chen-Yu Tsai
2021-09-10 11:09     ` Chun-Jie Chen
2021-09-14  3:47       ` Chen-Yu Tsai
2021-08-20 11:15 ` [v2 20/24] clk: mediatek: Add MT8195 vppsys0 " Chun-Jie Chen
2021-08-25 10:59   ` Chen-Yu Tsai
2021-08-20 11:15 ` [v2 21/24] clk: mediatek: Add MT8195 vppsys1 " Chun-Jie Chen
2021-08-25 11:00   ` Chen-Yu Tsai
2021-08-20 11:15 ` [v2 22/24] clk: mediatek: Add MT8195 wpesys " Chun-Jie Chen
2021-08-25 11:34   ` Chen-Yu Tsai
2021-09-10 11:04     ` Chun-Jie Chen
2021-08-20 11:15 ` [v2 23/24] clk: mediatek: Add MT8195 imp i2c wrapper " Chun-Jie Chen
2021-08-23 12:50   ` Chen-Yu Tsai
2021-08-20 11:15 ` [v2 24/24] clk: mediatek: Add MT8195 apusys " Chun-Jie Chen
2021-08-23 12:48   ` Chen-Yu Tsai

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