diff options
| author | Naidu Tellapati <naidu.tellapati@imgtec.com> | 2015-05-07 23:22:19 +0200 |
|---|---|---|
| committer | Jonathan Cameron <jic23@kernel.org> | 2015-05-12 21:01:12 +0200 |
| commit | 65a761bf8d55fdcf8ecc4642382a4e76c086e44c (patch) | |
| tree | 6343cad1346a853f9aebf18fbd5b0c734d53a1d1 /drivers/iio/adc/cc10001_adc.c | |
| parent | iio: adc: cc10001: Fix incorrect use of power-up/power-down register (diff) | |
| download | linux-65a761bf8d55fdcf8ecc4642382a4e76c086e44c.tar.xz linux-65a761bf8d55fdcf8ecc4642382a4e76c086e44c.zip | |
iio: adc: cc10001: Fix regulator_get_voltage() return value check
regulator_get_voltage() returns a non-negative value in case of success,
and a negative error in case of error. Let's fix this.
Fixes: 1664f6a5b0c8 ("iio: adc: Cosmic Circuits 10001 ADC driver")
Signed-off-by: Naidu Tellapati <naidu.tellapati@imgtec.com>
Signed-off-by: Ezequiel Garcia <ezequiel.garcia@imgtec.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Diffstat (limited to 'drivers/iio/adc/cc10001_adc.c')
| -rw-r--r-- | drivers/iio/adc/cc10001_adc.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/iio/adc/cc10001_adc.c b/drivers/iio/adc/cc10001_adc.c index e7810ac8e295..fb7c5d2cc61a 100644 --- a/drivers/iio/adc/cc10001_adc.c +++ b/drivers/iio/adc/cc10001_adc.c @@ -230,7 +230,7 @@ static int cc10001_adc_read_raw(struct iio_dev *indio_dev, case IIO_CHAN_INFO_SCALE: ret = regulator_get_voltage(adc_dev->reg); - if (ret) + if (ret < 0) return ret; *val = ret / 1000; |