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staging:iio:adxrs450: Reject out of range calibscale values

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Instead of silently discarding the upper bits reject out of range values for the
calibscale property.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
This commit is contained in:
Lars-Peter Clausen 2013-01-31 14:27:00 +00:00 committed by Jonathan Cameron
parent c62b89c713
commit 9a26578c81
1 changed files with 3 additions and 2 deletions
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5
drivers/staging/iio/gyro/adxrs450_core.c
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@ -258,9 +258,10 @@ static int adxrs450_write_raw(struct iio_dev *indio_dev,
int ret;
switch (mask) {
case IIO_CHAN_INFO_CALIBBIAS:
if (val < -0x400 || val >= 0x400)
return -EINVAL;
ret = adxrs450_spi_write_reg_16(indio_dev,
ADXRS450_DNC1,
val & 0x3FF);
ADXRS450_DNC1, val);
break;
default:
ret = -EINVAL;