linux-kernel - Re: [PATCH v1] drivers: mediatek: fix parameter check in lvts_debugfs

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Message-ID: <b2a5f64f-3861-6345-3c2c-acba6ed40ee2@linaro.org>
Date:   Thu, 13 Jul 2023 11:10:30 +0200
From:   Daniel Lezcano <daniel.lezcano@...aro.org>
To:     Minjie Du <duminjie@...o.com>,
        "Rafael J. Wysocki" <rafael@...nel.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>,
        Stephen Rothwell <sfr@...b.auug.org.au>,
        "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>
Cc:     opensource.kernel@...o.com
Subject: Re: [PATCH v1] drivers: mediatek: fix parameter check in
 lvts_debugfs_init()

On 13/07/2023 06:24, Minjie Du wrote:
> Make IS_ERR() judge the debugfs_create_dir() function return
> in lvts_debugfs_init().
> 
> Signed-off-by: Minjie Du <duminjie@...o.com>

Applied (but massaged the changelog)

Thanks for the fix

> ---
>   drivers/thermal/mediatek/lvts_thermal.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/thermal/mediatek/lvts_thermal.c b/drivers/thermal/mediatek/lvts_thermal.c
> index b693fac2d..b46f351d1 100644
> --- a/drivers/thermal/mediatek/lvts_thermal.c
> +++ b/drivers/thermal/mediatek/lvts_thermal.c
> @@ -190,7 +190,7 @@ static int lvts_debugfs_init(struct device *dev, struct lvts_domain *lvts_td)
>   	int i;
>   
>   	lvts_td->dom_dentry = debugfs_create_dir(dev_name(dev), NULL);
> -	if (!lvts_td->dom_dentry)
> +	if (IS_ERR(lvts_td->dom_dentry))
>   		return 0;
>   
>   	for (i = 0; i < lvts_td->num_lvts_ctrl; i++) {

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