linux-kernel - Re: [PATCH v2 02/23] counter: ftm-quaddec: Drop unused platform_set

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Message-ID: <YcwDWJrEfot25Dt+@shinobu>
Date:   Wed, 29 Dec 2021 15:42:32 +0900
From:   William Breathitt Gray <vilhelm.gray@...il.com>
To:     Uwe Kleine-König <u.kleine-koenig@...gutronix.de>
Cc:     Lars-Peter Clausen <lars@...afoo.de>, kernel@...gutronix.de,
        Jonathan Cameron <Jonathan.Cameron@...wei.com>,
        linux-iio@...r.kernel.org,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-kernel@...r.kernel.org,
        Patrick Havelange <patrick.havelange@...ensium.com>,
        Syed Nayyar Waris <syednwaris@...il.com>
Subject: Re: [PATCH v2 02/23] counter: ftm-quaddec: Drop unused
 platform_set_drvdata()

On Mon, Dec 27, 2021 at 10:45:05AM +0100, Uwe Kleine-König wrote:
> The driver doesn't ever use platform_get_drvdata, so drop this unused
> call.
> 
> Signed-off-by: Uwe Kleine-König <u.kleine-koenig@...gutronix.de>

Acked-by: William Breathitt Gray <vilhelm.gray@...il.com>

By the way, it should be possible to remove pdev from struct ftm_quaddec
because &ftm->pdev->dev is stored to ftm->counter.parent and can be
accessed from there if needed.

> ---
>  drivers/counter/ftm-quaddec.c | 2 --
>  1 file changed, 2 deletions(-)
> 
> diff --git a/drivers/counter/ftm-quaddec.c b/drivers/counter/ftm-quaddec.c
> index 5ef0478709cd..9272f7b58beb 100644
> --- a/drivers/counter/ftm-quaddec.c
> +++ b/drivers/counter/ftm-quaddec.c
> @@ -269,8 +269,6 @@ static int ftm_quaddec_probe(struct platform_device *pdev)
>  	if (!ftm)
>  		return -ENOMEM;
>  
> -	platform_set_drvdata(pdev, ftm);
> -
>  	io = platform_get_resource(pdev, IORESOURCE_MEM, 0);
>  	if (!io) {
>  		dev_err(&pdev->dev, "Failed to get memory region\n");
> -- 
> 2.33.0
> 

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