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authorNaidu Tellapati <naidu.tellapati@imgtec.com>2015-05-08 00:22:19 +0300
committerJonathan Cameron <jic23@kernel.org>2015-05-12 22:01:12 +0300
commit65a761bf8d55fdcf8ecc4642382a4e76c086e44c (patch)
tree6343cad1346a853f9aebf18fbd5b0c734d53a1d1 /drivers/iio/adc/cc10001_adc.c
parent713276ea88a295a79aa6633ba639ed47692a8de4 (diff)
downloadlinux-65a761bf8d55fdcf8ecc4642382a4e76c086e44c.tar.xz
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.c2
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;