linux-kernel - Re: [PATCH] iio/adc/palmas: Use common error handling code in palmas_gpadc

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Date:   Fri, 27 Oct 2017 15:43:27 +0200
From:   SF Markus Elfring <elfring@...rs.sourceforge.net>
To:     Jonathan Cameron <jic23@...nel.org>, linux-iio@...r.kernel.org
Cc:     Alison Schofield <amsfield22@...il.com>,
        "H. Nikolaus Schaller" <hns@...delico.com>,
        Hartmut Knaack <knaack.h@....de>,
        Lars-Peter Clausen <lars@...afoo.de>,
        Peter Meerwald-Stadler <pmeerw@...erw.net>,
        LKML <linux-kernel@...r.kernel.org>,
        kernel-janitors@...r.kernel.org
Subject: Re: [PATCH] iio/adc/palmas: Use common error handling code in
 palmas_gpadc_calibrate()

>> @@ -329,6 +325,10 @@ static int palmas_gpadc_calibrate(struct palmas_gpadc *adc, int adc_chan)
>>  
>>  scrub:
>>  	return ret;
>> +
>> +report_failure:
> 
> This makes for complex code flow where it is not needed.

The shown code layout would be required in the suggested software design direction.


> As such I am not going to even think about taking this sort of patch.

It might take more time until similar situations will be reconsidered.


>> +	dev_err(adc->dev, "TRIM read failed: %d\n", ret);
>> +	goto scrub;
>>  }
>>  
>>  static int palmas_gpadc_start_conversion(struct palmas_gpadc *adc, int adc_chan)

Do any other contributors find a bit of code reduction desirable for this
software module?

Regards,
Markus