diff options
Diffstat (limited to 'drivers/staging/iio/adc/ad7780.c')
| -rw-r--r-- | drivers/staging/iio/adc/ad7780.c | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/drivers/staging/iio/adc/ad7780.c b/drivers/staging/iio/adc/ad7780.c index 273add3ed63f..9f03fe3ee3d9 100644 --- a/drivers/staging/iio/adc/ad7780.c +++ b/drivers/staging/iio/adc/ad7780.c @@ -24,14 +24,14 @@ #include "ad7780.h" -#define AD7780_RDY (1 << 7) -#define AD7780_FILTER (1 << 6) -#define AD7780_ERR (1 << 5) -#define AD7780_ID1 (1 << 4) -#define AD7780_ID0 (1 << 3) -#define AD7780_GAIN (1 << 2) -#define AD7780_PAT1 (1 << 1) -#define AD7780_PAT0 (1 << 0) +#define AD7780_RDY BIT(7) +#define AD7780_FILTER BIT(6) +#define AD7780_ERR BIT(5) +#define AD7780_ID1 BIT(4) +#define AD7780_ID0 BIT(3) +#define AD7780_GAIN BIT(2) +#define AD7780_PAT1 BIT(1) +#define AD7780_PAT0 BIT(0) struct ad7780_chip_info { struct iio_chan_spec channel; @@ -169,7 +169,7 @@ static int ad7780_probe(struct spi_device *spi) int ret, voltage_uv = 0; indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st)); - if (indio_dev == NULL) + if (!indio_dev) return -ENOMEM; st = iio_priv(indio_dev); |