diff options
Diffstat (limited to 'drivers/iio/dac/dpot-dac.c')
-rw-r--r-- | drivers/iio/dac/dpot-dac.c | 21 |
1 files changed, 9 insertions, 12 deletions
diff --git a/drivers/iio/dac/dpot-dac.c b/drivers/iio/dac/dpot-dac.c index b3835fb6b862..5d1819448102 100644 --- a/drivers/iio/dac/dpot-dac.c +++ b/drivers/iio/dac/dpot-dac.c @@ -74,11 +74,12 @@ static int dpot_dac_read_raw(struct iio_dev *indio_dev, case IIO_VAL_INT: /* * Convert integer scale to fractional scale by - * setting the denominator (val2) to one, and... + * setting the denominator (val2) to one... */ *val2 = 1; ret = IIO_VAL_FRACTIONAL; - /* fall through */ + /* ...and fall through. Say it again for GCC. */ + fallthrough; case IIO_VAL_FRACTIONAL: *val *= regulator_get_voltage(dac->vref) / 1000; *val2 *= dac->max_ohms; @@ -183,18 +184,14 @@ static int dpot_dac_probe(struct platform_device *pdev) indio_dev->num_channels = 1; dac->vref = devm_regulator_get(dev, "vref"); - if (IS_ERR(dac->vref)) { - if (PTR_ERR(dac->vref) != -EPROBE_DEFER) - dev_err(&pdev->dev, "failed to get vref regulator\n"); - return PTR_ERR(dac->vref); - } + if (IS_ERR(dac->vref)) + return dev_err_probe(&pdev->dev, PTR_ERR(dac->vref), + "failed to get vref regulator\n"); dac->dpot = devm_iio_channel_get(dev, "dpot"); - if (IS_ERR(dac->dpot)) { - if (PTR_ERR(dac->dpot) != -EPROBE_DEFER) - dev_err(dev, "failed to get dpot input channel\n"); - return PTR_ERR(dac->dpot); - } + if (IS_ERR(dac->dpot)) + return dev_err_probe(&pdev->dev, PTR_ERR(dac->dpot), + "failed to get dpot input channel\n"); ret = iio_get_channel_type(dac->dpot, &type); if (ret < 0) |