Messages in this thread | | | Date | Fri, 14 Dec 2012 10:56:57 +0100 | From | Lars-Peter Clausen <> | Subject | Re: [PATCH 1/6] iio: adc: ad7266: Don't set error code to st->vref_uv |
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On 12/14/2012 08:47 AM, Axel Lin wrote: > regulator_get_voltage() may return negative error code. > Add error checking to avoid setting error code to st->vref_uv. > > Signed-off-by: Axel Lin <axel.lin@ingics.com>
Thanks Axel, for the whole series: Acked-by: Lars-Peter Clausen <lars@metafoo.de>
> --- > drivers/iio/adc/ad7266.c | 6 +++++- > 1 file changed, 5 insertions(+), 1 deletion(-) > > diff --git a/drivers/iio/adc/ad7266.c b/drivers/iio/adc/ad7266.c > index a6f4fc5..e36107d 100644 > --- a/drivers/iio/adc/ad7266.c > +++ b/drivers/iio/adc/ad7266.c > @@ -411,7 +411,11 @@ static int __devinit ad7266_probe(struct spi_device *spi) > if (ret) > goto error_put_reg; > > - st->vref_uv = regulator_get_voltage(st->reg); > + ret = regulator_get_voltage(st->reg); > + if (ret < 0) > + goto error_disable_reg; > + > + st->vref_uv = ret; > } else { > /* Use internal reference */ > st->vref_uv = 2500000;
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