diff options
| author | Mark Brown <broonie@kernel.org> | 2016-06-20 13:53:32 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-07-27 09:47:37 -0700 |
| commit | ad4dea695c591c29f0bd354dfebf707d9ea169b9 (patch) | |
| tree | 4f3965993b01d822fb55ae2e64b20683000b5a32 /drivers | |
| parent | ebd052e9a258109df95e2222aedf10ead98f02df (diff) | |
iio:ad7266: Fix broken regulator error handling
commit 6b7f4e25f3309f106a5c7ff42c8231494cf285d3 upstream.
All regulator_get() variants return either a pointer to a regulator or an
ERR_PTR() so testing for NULL makes no sense and may lead to bugs if we
use NULL as a valid regulator. Fix this by using IS_ERR() as expected.
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/iio/adc/ad7266.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/iio/adc/ad7266.c b/drivers/iio/adc/ad7266.c index 21e19b60e2b9..835d45db258f 100644 --- a/drivers/iio/adc/ad7266.c +++ b/drivers/iio/adc/ad7266.c @@ -397,7 +397,7 @@ static int ad7266_probe(struct spi_device *spi) st = iio_priv(indio_dev); st->reg = devm_regulator_get(&spi->dev, "vref"); - if (!IS_ERR_OR_NULL(st->reg)) { + if (!IS_ERR(st->reg)) { ret = regulator_enable(st->reg); if (ret) return ret; |