linux-kernel - Re: [PATCH v3 26/31] clk: mediatek: mtk: Implement error handling in register APIs

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Message-Id: <20220217202816.50A77C340E8@smtp.kernel.org>
Date:   Thu, 17 Feb 2022 12:28:14 -0800
From:   Stephen Boyd <sboyd@...nel.org>
To:     Chen-Yu Tsai <wenst@...omium.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Michael Turquette <mturquette@...libre.com>
Cc:     Chen-Yu Tsai <wenst@...omium.org>,
        Chun-Jie Chen <chun-jie.chen@...iatek.com>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>,
        Miles Chen <miles.chen@...iatek.com>,
        linux-clk@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 26/31] clk: mediatek: mtk: Implement error handling in register APIs

Quoting Chen-Yu Tsai (2022-02-08 04:40:29)
> The remaining clk registration functions do not stop or return errors
> if any clk failed to be registered, nor do they implement error
> handling paths. This may result in a partially working device if any
> step fails.
> 
> Make the register functions return proper error codes, and bail out if
> errors occur. Proper cleanup, i.e. unregister any clks that were
> successfully registered, is done in the new error path.
> 
> This also makes the |struct clk_data *| argument mandatory, as it is
> used to track the list of clks registered.
> 
> Signed-off-by: Chen-Yu Tsai <wenst@...omium.org>
> Reviewed-by: Miles Chen <miles.chen@...iatek.com>
> Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
> ---

Applied to clk-next