diff options
| -rw-r--r-- | drivers/staging/iio/adc/ad7192.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/staging/iio/adc/ad7192.c b/drivers/staging/iio/adc/ad7192.c index bf3e2a9cc07f..41da8b4cdc48 100644 --- a/drivers/staging/iio/adc/ad7192.c +++ b/drivers/staging/iio/adc/ad7192.c @@ -899,10 +899,13 @@ static int ad7192_probe(struct spi_device *spi) voltage_uv = regulator_get_voltage(st->avdd); - if (voltage_uv) + if (voltage_uv > 0) { st->int_vref_mv = voltage_uv / 1000; - else + } else { + ret = voltage_uv; dev_err(&spi->dev, "Device tree error, reference voltage undefined\n"); + goto error_disable_avdd; + } spi_set_drvdata(spi, indio_dev); st->devid = spi_get_device_id(spi)->driver_data; |