Re: [PATCH v2 2/2] iio: sca3000: Handle errors returned by 'sca3000_configure_ring()' in 'sca3000_probe()'

From: Jonathan Cameron
Date: Sun Apr 15 2018 - 15:19:17 EST


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

> 'sca3000_configure_ring()' can fail, so test its return value and
> propagate it if needed.
>
> Signed-off-by: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx>
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,