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author | Naidu Tellapati <naidu.tellapati@imgtec.com> | 2015-05-07 18:22:19 -0300 |
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committer | Jonathan Cameron <jic23@kernel.org> | 2015-05-12 20:01:12 +0100 |
commit | 65a761bf8d55fdcf8ecc4642382a4e76c086e44c (patch) | |
tree | 6343cad1346a853f9aebf18fbd5b0c734d53a1d1 /drivers | |
parent | 713276ea88a295a79aa6633ba639ed47692a8de4 (diff) | |
download | op-kernel-dev-65a761bf8d55fdcf8ecc4642382a4e76c086e44c.zip op-kernel-dev-65a761bf8d55fdcf8ecc4642382a4e76c086e44c.tar.gz |
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')
-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 e7810ac..fb7c5d2 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; |