linux-kernel - Re: [PATCH v2 2/2] iio: sca3000: Handle errors returned by 'sca3000_configure_ring()' in 'sca3000

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Message-ID: <20180415201904.37142f8b@archlinux>
Date:   Sun, 15 Apr 2018 20:19:04 +0100
From:   Jonathan Cameron <jic23@...nel.org>
To:     Christophe JAILLET <christophe.jaillet@...adoo.fr>
Cc:     knaack.h@....de, lars@...afoo.de, pmeerw@...erw.net,
        nfarnesi4@...il.com, linux-iio@...r.kernel.org,
        linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org
Subject: Re: [PATCH v2 2/2] iio: sca3000: Handle errors returned by
 'sca3000_configure_ring()' in 'sca3000_probe()'

On Sun,  8 Apr 2018 21:44:15 +0200
Christophe JAILLET <christophe.jaillet@...adoo.fr> wrote:

> 'sca3000_configure_ring()' can fail, so test its return value and
> propagate it if needed.
> 
> Signed-off-by: Christophe JAILLET <christophe.jaillet@...adoo.fr>
Applied to the togreg branch of iio.git and pushed out as testing
for the autobuilders to play with it.  Thanks,

Jonathan

> ---
> Same as v1
> ---
>  drivers/iio/accel/sca3000.c | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/iio/accel/sca3000.c b/drivers/iio/accel/sca3000.c
> index 562f125235db..4dceb75e3586 100644
> --- a/drivers/iio/accel/sca3000.c
> +++ b/drivers/iio/accel/sca3000.c
> @@ -1481,7 +1481,9 @@ static int sca3000_probe(struct spi_device *spi)
>  	}
>  	indio_dev->modes = INDIO_DIRECT_MODE;
>  
> -	sca3000_configure_ring(indio_dev);
> +	ret = sca3000_configure_ring(indio_dev);
> +	if (ret)
> +		return ret;
>  
>  	if (spi->irq) {
>  		ret = request_threaded_irq(spi->irq,