!!'s behaviour isn't that obvious and sparse complained about it, so let's replace it with a ternary condition. Signed-off-by: Quentin Schulz <quentin.schulz@xxxxxxxxxxx> --- drivers/iio/adc/axp20x_adc.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/drivers/iio/adc/axp20x_adc.c b/drivers/iio/adc/axp20x_adc.c index a30a972..7a745cf 100644 --- a/drivers/iio/adc/axp20x_adc.c +++ b/drivers/iio/adc/axp20x_adc.c @@ -365,7 +365,7 @@ static int axp20x_adc_offset_voltage(struct iio_dev *indio_dev, int channel, return -EINVAL; } - *val = !!(*val) * 700000; + *val = *val ? 700000 : 0; return IIO_VAL_INT; } @@ -442,15 +442,17 @@ static int axp20x_write_raw(struct iio_dev *indio_dev, if (val != 0 && val != 700000) return -EINVAL; + val = val ? 1 : 0; + switch (chan->channel) { case AXP20X_GPIO0_V: reg = AXP20X_GPIO10_IN_RANGE_GPIO0; - regval = AXP20X_GPIO10_IN_RANGE_GPIO0_VAL(!!val); + regval = AXP20X_GPIO10_IN_RANGE_GPIO0_VAL(val); break; case AXP20X_GPIO1_V: reg = AXP20X_GPIO10_IN_RANGE_GPIO1; - regval = AXP20X_GPIO10_IN_RANGE_GPIO1_VAL(!!val); + regval = AXP20X_GPIO10_IN_RANGE_GPIO1_VAL(val); break; default: -- git-series 0.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-iio" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html