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authorUrs Fässler <urs.fassler@bytesatwork.ch>2015-02-02 16:12:23 (GMT)
committerJonathan Cameron <jic23@kernel.org>2015-02-04 16:54:38 (GMT)
commitda019f59cb16570e78feaf10380ac65a3a06861e (patch)
tree948f222c22886da8002f46f74165e7b790679ba2 /drivers/iio
parent9e128ced3851d2802b6db870f6b2e93f449ce013 (diff)
downloadlinux-da019f59cb16570e78feaf10380ac65a3a06861e.tar.xz
iio: ad5686: fix optional reference voltage declaration
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> Cc: stable@vger.kernel.org Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Diffstat (limited to 'drivers/iio')
-rw-r--r--drivers/iio/dac/ad5686.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/iio/dac/ad5686.c b/drivers/iio/dac/ad5686.c
index f57562a..15c73e2 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)