linux-kernel - Re: [PATCH v4 2/2] iio: adc: adding support for PAC193x

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Message-ID: <ZbOQY3cs5emASvzs@sunspire>
Date: Fri, 26 Jan 2024 12:58:43 +0200
From: Petre Rodan <petre.rodan@...dimension.ro>
To: marius.cristea@...rochip.com
Cc: jic23@...nel.org, lars@...afoo.de, robh+dt@...nel.org,
	jdelvare@...e.com, linux@...ck-us.net, linux-hwmon@...r.kernel.org,
	krzysztof.kozlowski+dt@...aro.org, conor+dt@...nel.org,
	linux-iio@...r.kernel.org, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 2/2] iio: adc: adding support for PAC193x


Hello Marius,

a quick static scan reported the following

On Mon, Jan 22, 2024 at 10:47:12AM +0200, marius.cristea@...rochip.com wrote:
> From: Marius Cristea <marius.cristea@...rochip.com>
> 
> This is the iio driver for Microchip
> PAC193X series of Power Monitor with Accumulator chip family.

[..]
> +	mutex_init(&info->lock);
> +	ret = devm_add_action_or_reset(&client->dev, pac1934_mutex_destroy,
> +				       &info->lock);
> +
> +	/*
> +	 * do now any chip specific initialization (e.g. read/write
> +	 * some registers), enable/disable certain channels, change the sampling
> +	 * rate to the requested value
> +	 */
> +	ret = pac1934_chip_configure(info);
> +	if (ret < 0)
> +		return ret;

the previous assignation of ret is never used, so either dead code or you might
have wanted to return early based on it's value.

cheers,
peter

-- 
petre rodan

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