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| author | Urs Fässler <urs.fassler@bytesatwork.ch> | 2015-02-02 17:12:23 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-03-18 13:31:26 +0100 |
| commit | 21c8e9929c8bd70b317dbc3340d69ddd68f9e1bd (patch) | |
| tree | 9e75b57eecc25528276ecf95c424229dd3f2b9d7 | |
| parent | e7f3db14eacaf1993a70b1517582603dfdf34988 (diff) | |
| download | lwn-21c8e9929c8bd70b317dbc3340d69ddd68f9e1bd.tar.gz lwn-21c8e9929c8bd70b317dbc3340d69ddd68f9e1bd.zip | |
iio: ad5686: fix optional reference voltage declaration
commit da019f59cb16570e78feaf10380ac65a3a06861e upstream.
When not using the "_optional" function, a dummy regulator is returned
and the driver fails to initialize.
Signed-off-by: Urs Fässler <urs.fassler@bytesatwork.ch>
Acked-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/iio/dac/ad5686.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/iio/dac/ad5686.c b/drivers/iio/dac/ad5686.c index 17aca4d9bd06..861ba3d60163 100644 --- a/drivers/iio/dac/ad5686.c +++ b/drivers/iio/dac/ad5686.c @@ -322,7 +322,7 @@ static int ad5686_probe(struct spi_device *spi) st = iio_priv(indio_dev); spi_set_drvdata(spi, indio_dev); - st->reg = devm_regulator_get(&spi->dev, "vcc"); + st->reg = devm_regulator_get_optional(&spi->dev, "vcc"); if (!IS_ERR(st->reg)) { ret = regulator_enable(st->reg); if (ret) |