linux-kernel - Re: [PATCH] media: atomisp: ov2722: replace hardcoded function name

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Date:   Wed, 6 Jan 2021 08:51:51 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Filip Kolev <fil.kolev@...il.com>
Cc:     devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org,
        Sakari Ailus <sakari.ailus@...ux.intel.com>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        linux-media@...r.kernel.org
Subject: Re: [PATCH] media: atomisp: ov2722: replace hardcoded function name

On Tue, Jan 05, 2021 at 10:29:18PM +0200, Filip Kolev wrote:
> There is a debug message using hardcoded function name instead of the
> __func__ macro. Replace it.
> 
> Report from checkpatch.pl on the file:
> 
> WARNING: Prefer using '"%s...", __func__' to using 'ov2722_remove', this function's name, in a string
> +	dev_dbg(&client->dev, "ov2722_remove...\n");
> 
> Signed-off-by: Filip Kolev <fil.kolev@...il.com>
> ---
>  drivers/staging/media/atomisp/i2c/atomisp-ov2722.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/staging/media/atomisp/i2c/atomisp-ov2722.c b/drivers/staging/media/atomisp/i2c/atomisp-ov2722.c
> index eecefcd734d0e..21d6bc62d452a 100644
> --- a/drivers/staging/media/atomisp/i2c/atomisp-ov2722.c
> +++ b/drivers/staging/media/atomisp/i2c/atomisp-ov2722.c
> @@ -1175,7 +1175,7 @@ static int ov2722_remove(struct i2c_client *client)
>  	struct v4l2_subdev *sd = i2c_get_clientdata(client);
>  	struct ov2722_device *dev = to_ov2722_sensor(sd);
>  
> -	dev_dbg(&client->dev, "ov2722_remove...\n");
> +	dev_dbg(&client->dev, "%s...\n", __func__);

dev_dbg() provides the function name already, and this is just a "trace"
call, and ftrace should be used instead, so the whole line should be
removed entirely.

thanks,

greg k-h