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From: Eugen Hristev <eugen.hristev@collabora.com>
To: Cheng Ziqiu <chengziqiu@hust.edu.cn>,
	Jonathan Cameron <jic23@kernel.org>,
	Lars-Peter Clausen <lars@metafoo.de>,
	Nicolas Ferre <nicolas.ferre@microchip.com>,
	Alexandre Belloni <alexandre.belloni@bootlin.com>,
	Claudiu Beznea <claudiu.beznea@microchip.com>
Cc: Dongliang Mu <dzm91@hust.edu.cn>,
	linux-iio@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2] drivers: iio: remove dead code in at91_adc_probe
Date: Fri, 10 Mar 2023 13:59:44 +0200	[thread overview]
Message-ID: <6738136f-d9e6-b23d-675c-9259b929b95a@collabora.com> (raw)
In-Reply-To: <20230310113158.428940-1-chengziqiu@hust.edu.cn>

On 3/10/23 13:31, Cheng Ziqiu wrote:
>  From the comment of platform_get_irq, it only returns non-zero IRQ
> number and negative error number, other than zero.
> 
> Fix this by removing the if condition.
> 
> Signed-off-by: Cheng Ziqiu <chengziqiu@hust.edu.cn>
> Reviewed-by: Dongliang Mu <dzm91@hust.edu.cn>

Hi and thank you for the patch,

Can you try to make the subject adhere to
subsystem: area: driver: change

e.g.
iio: adc: at91-sama5d2_adc: remove dead code...

Eugen


> ---
> v1->v2: Change commit message from SoB to Reviewed-by.
>   drivers/iio/adc/at91-sama5d2_adc.c | 6 +-----
>   1 file changed, 1 insertion(+), 5 deletions(-)
> 
> diff --git a/drivers/iio/adc/at91-sama5d2_adc.c b/drivers/iio/adc/at91-sama5d2_adc.c
> index 50d02e5fc6fc..168399092590 100644
> --- a/drivers/iio/adc/at91-sama5d2_adc.c
> +++ b/drivers/iio/adc/at91-sama5d2_adc.c
> @@ -2400,12 +2400,8 @@ static int at91_adc_probe(struct platform_device *pdev)
>   	st->dma_st.phys_addr = res->start;
>   
>   	st->irq = platform_get_irq(pdev, 0);
> -	if (st->irq <= 0) {
> -		if (!st->irq)
> -			st->irq = -ENXIO;
> -
> +	if (st->irq < 0)
>   		return st->irq;
> -	}
>   
>   	st->per_clk = devm_clk_get(&pdev->dev, "adc_clk");
>   	if (IS_ERR(st->per_clk))


      reply	other threads:[~2023-03-10 12:00 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-03-10 11:31 [PATCH v2] drivers: iio: remove dead code in at91_adc_probe Cheng Ziqiu
2023-03-10 11:59 ` Eugen Hristev [this message]

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