linux-kernel - Re: [PATCH] adm1266.c: Drop error checking for debugfs_create

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Date:   Thu, 25 May 2023 11:17:17 -0700
From:   Guenter Roeck <linux@...ck-us.net>
To:     Osama Muhammad <osmtendev@...il.com>
Cc:     jdelvare@...e.com, linux-hwmon@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] adm1266.c: Drop error checking for debugfs_create_dir

On Thu, May 25, 2023 at 09:08:27PM +0500, Osama Muhammad wrote:
> This patch fixes the error checking in adm1266.c.
> The DebugFS kernel API is developed in
> a way that the caller can safely ignore the errors that
> occur during the creation of DebugFS nodes.
> 
> Signed-off-by: Osama Muhammad <osmtendev@...il.com>

Confusing. Is this v3 of the patch ?

Guenter

> ---
>  drivers/hwmon/pmbus/adm1266.c | 2 --
>  1 file changed, 2 deletions(-)
> 
> diff --git a/drivers/hwmon/pmbus/adm1266.c b/drivers/hwmon/pmbus/adm1266.c
> index 1ac2b2f4c570..184d75269d2b 100644
> --- a/drivers/hwmon/pmbus/adm1266.c
> +++ b/drivers/hwmon/pmbus/adm1266.c
> @@ -340,8 +340,6 @@ static void adm1266_init_debugfs(struct adm1266_data *data)
>  		return;
>  
>  	data->debugfs_dir = debugfs_create_dir(data->client->name, root);
> -	if (!data->debugfs_dir)
> -		return;
>  
>  	debugfs_create_devm_seqfile(&data->client->dev, "sequencer_state", data->debugfs_dir,
>  				    adm1266_state_read);
> -- 
> 2.34.1
>