linux-kernel - Re: [PATCH 5/7] thermal: qcom-spmi-adc-tm5: Simplify with scoped for each OF child loop

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Message-ID: <20240815072938.GE350960@google.com>
Date: Thu, 15 Aug 2024 15:29:38 +0800
From: Chen-Yu Tsai <wenst@...omium.org>
To: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Cc: "Rafael J. Wysocki" <rafael@...nel.org>,
	Daniel Lezcano <daniel.lezcano@...aro.org>,
	Zhang Rui <rui.zhang@...el.com>, Lukasz Luba <lukasz.luba@....com>,
	Amit Kucheria <amitk@...nel.org>,
	Thara Gopinath <thara.gopinath@...il.com>,
	Thierry Reding <thierry.reding@...il.com>,
	Jonathan Hunter <jonathanh@...dia.com>,
	Vasily Khoruzhick <anarsoul@...il.com>,
	Yangtao Li <tiny.windzz@...il.com>, Chen-Yu Tsai <wens@...e.org>,
	Jernej Skrabec <jernej.skrabec@...il.com>,
	Samuel Holland <samuel@...lland.org>, linux-pm@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org,
	linux-tegra@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-sunxi@...ts.linux.dev
Subject: Re: [PATCH 5/7] thermal: qcom-spmi-adc-tm5: Simplify with scoped for
 each OF child loop

On Wed, Aug 14, 2024 at 10:17:51PM +0200, Krzysztof Kozlowski wrote:
> Use scoped for_each_available_child_of_node_scoped() when iterating over
> device nodes to make code a bit simpler.
> 
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>

Reviewed-by: Chen-Yu Tsai <wenst@...omium.org>

> ---
>  drivers/thermal/qcom/qcom-spmi-adc-tm5.c | 7 ++-----
>  1 file changed, 2 insertions(+), 5 deletions(-)
> 
> diff --git a/drivers/thermal/qcom/qcom-spmi-adc-tm5.c b/drivers/thermal/qcom/qcom-spmi-adc-tm5.c
> index 7c9f4023babc..19cdb98c310e 100644
> --- a/drivers/thermal/qcom/qcom-spmi-adc-tm5.c
> +++ b/drivers/thermal/qcom/qcom-spmi-adc-tm5.c
> @@ -938,7 +938,6 @@ static const struct adc_tm5_data adc_tm5_gen2_data_pmic = {
>  static int adc_tm5_get_dt_data(struct adc_tm5_chip *adc_tm, struct device_node *node)
>  {
>  	struct adc_tm5_channel *channels;
> -	struct device_node *child;
>  	u32 value;
>  	int ret;
>  	struct device *dev = adc_tm->dev;
> @@ -982,12 +981,10 @@ static int adc_tm5_get_dt_data(struct adc_tm5_chip *adc_tm, struct device_node *
>  		adc_tm->avg_samples = VADC_DEF_AVG_SAMPLES;
>  	}
>  
> -	for_each_available_child_of_node(node, child) {
> +	for_each_available_child_of_node_scoped(node, child) {
>  		ret = adc_tm5_get_dt_channel_data(adc_tm, channels, child);
> -		if (ret) {
> -			of_node_put(child);
> +		if (ret)
>  			return ret;
> -		}
>  
>  		channels++;
>  	}
> 
> -- 
> 2.43.0
>