linux-kernel - Re: [PATCH v1] thermal/drivers/mediatek/lvts_thermal: fix error check in lvts_debugfs

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Message-ID: <CAGXv+5HFsLxVqoUsa4BAC8waq=hXoh=4sdXxSmFP1vB1FhnsZQ@mail.gmail.com>
Date:   Tue, 26 Sep 2023 12:00:40 +0800
From:   Chen-Yu Tsai <wenst@...omium.org>
To:     Minjie Du <duminjie@...o.com>
Cc:     "Rafael J. Wysocki" <rafael@...nel.org>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        Amit Kucheria <amitk@...nel.org>,
        Zhang Rui <rui.zhang@...el.com>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        Matthias Brugger <matthias.bgg@...il.com>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>,
        Alexandre Mergnat <amergnat@...libre.com>,
        Nícolas F. R. A. Prado 
        <nfraprado@...labora.com>, Balsam CHIHI <bchihi@...libre.com>,
        "open list:THERMAL" <linux-pm@...r.kernel.org>,
        open list <linux-kernel@...r.kernel.org>,
        "moderated list:ARM/Mediatek SoC support" 
        <linux-arm-kernel@...ts.infradead.org>,
        "moderated list:ARM/Mediatek SoC support" 
        <linux-mediatek@...ts.infradead.org>, opensource.kernel@...o.com
Subject: Re: [PATCH v1] thermal/drivers/mediatek/lvts_thermal: fix error check
 in lvts_debugfs_init()

On Thu, Sep 21, 2023 at 5:11 PM Minjie Du <duminjie@...o.com> wrote:
>
> debugfs_create_dir() function returns an error value embedded in
> the pointer (PTR_ERR). Evaluate the return value using IS_ERR
> rather than checking for NULL.
>
> Signed-off-by: Minjie Du <duminjie@...o.com>

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