Commit bfd7a092 authored by Naidu Tellapati's avatar Naidu Tellapati Committed by Greg Kroah-Hartman

iio: adc: cc10001: Fix regulator_get_voltage() return value check

commit 65a761bf upstream.

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: 1664f6a5 ("iio: adc: Cosmic Circuits 10001 ADC driver")
Signed-off-by: default avatarNaidu Tellapati <naidu.tellapati@imgtec.com>
Signed-off-by: default avatarEzequiel Garcia <ezequiel.garcia@imgtec.com>
Signed-off-by: default avatarJonathan Cameron <jic23@kernel.org>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent f82128da
...@@ -231,7 +231,7 @@ static int cc10001_adc_read_raw(struct iio_dev *indio_dev, ...@@ -231,7 +231,7 @@ static int cc10001_adc_read_raw(struct iio_dev *indio_dev,
case IIO_CHAN_INFO_SCALE: case IIO_CHAN_INFO_SCALE:
ret = regulator_get_voltage(adc_dev->reg); ret = regulator_get_voltage(adc_dev->reg);
if (ret) if (ret < 0)
return ret; return ret;
*val = ret / 1000; *val = ret / 1000;
......
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