linux-kernel - Re: [PATCH 4/5] iio:potentiostat:lmp91000: invert if statement

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Message-ID: <20190220095219.2f1efa85@archlinux>
Date:   Wed, 20 Feb 2019 09:52:19 +0000
From:   Jonathan Cameron <jic23@...nel.org>
To:     Lucas Oshiro <lucasseikioshiro@...il.com>
Cc:     knaack.h@....de, lars@...afoo.de, pmeerw@...erw.net,
        linux-iio@...r.kernel.org, linux-kernel@...r.kernel.org,
        kernel-usp@...glegroups.com,
        Anderson Reis <andersonreisrosa@...il.com>
Subject: Re: [PATCH 4/5] iio:potentiostat:lmp91000: invert if statement

On Mon, 18 Feb 2019 14:22:35 -0300
Lucas Oshiro <lucasseikioshiro@...il.com> wrote:

> Invert if statement arms in line 214, in order to make the code cleaner
> 
> Signed-off-by: Lucas Oshiro <lucasseikioshiro@...il.com>
> Signed-off-by: Anderson Reis <andersonreisrosa@...il.com>

Given this undoes one of the earlier changes, please merge them.

Jonathan

> ---
>  drivers/iio/potentiostat/lmp91000.c | 5 ++---
>  1 file changed, 2 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/iio/potentiostat/lmp91000.c b/drivers/iio/potentiostat/lmp91000.c
> index 6dba26121a62..7229ef59590a 100644
> --- a/drivers/iio/potentiostat/lmp91000.c
> +++ b/drivers/iio/potentiostat/lmp91000.c
> @@ -211,12 +211,11 @@ static int lmp91000_read_config(struct lmp91000_data *data)
>  
>  	ret = of_property_read_u32(np, "ti,tia-gain-ohm", &val);
>  	if (ret) {
> -		if (of_property_read_bool(np, "ti,external-tia-resistor")) {
> -			val = 0;
> -		} else {
> +		if (!of_property_read_bool(np, "ti,external-tia-resistor")) {
>  			dev_err(dev, "no ti,tia-gain-ohm defined");
>  			return ret;
>  		}
> +		val = 0;
>  	}
>  
>  	ret = -EINVAL;