From 21c8e9929c8bd70b317dbc3340d69ddd68f9e1bd Mon Sep 17 00:00:00 2001 From: =?utf8?q?Urs=20F=C3=A4ssler?= Date: Mon, 2 Feb 2015 17:12:23 +0100 Subject: [PATCH] iio: ad5686: fix optional reference voltage declaration MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit 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 Acked-by: Lars-Peter Clausen Signed-off-by: Jonathan Cameron Signed-off-by: Greg Kroah-Hartman --- drivers/iio/dac/ad5686.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/iio/dac/ad5686.c b/drivers/iio/dac/ad5686.c index 17aca4d9bd06e..861ba3d601639 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) -- 2.47.3