linux-kernel - Re: [PATCH] [regulator] pwm-regulator: Add error handling

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Date:   Wed, 29 Nov 2023 13:24:40 +0000
From:   Mark Brown <broonie@...nel.org>
To:     Haoran Liu <liuhaoran14@....com>
Cc:     lgirdwood@...il.com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] [regulator] pwm-regulator: Add error handling

On Wed, Nov 29, 2023 at 05:05:30AM -0800, Haoran Liu wrote:

> +	ret = of_property_read_u32_array(pdev->dev.of_node,
> +					"pwm-dutycycle-range",
> +					dutycycle_range, 2);
> +	if (ret) {
> +		dev_err(&pdev->dev,
> +			"Failed to read pwm-dutycycle-range: %d\n", ret);
> +		return ret;
> +	}
> +
> +	ret = of_property_read_u32(pdev->dev.of_node,
> +					"pwm-dutycycle-unit",
> +					&dutycycle_unit);
> +	if (ret) {
> +		dev_err(&pdev->dev,
> +			"Failed to read pwm-dutycycle-unit: %d\n", ret);
> +		return ret;
> +	}

These properties are both optiona..

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