staging: iio: adc: ad7280a: Avoid precedence issues in macro

Enclosing parameter with parenthesis due to avoid
possible precedence issue.

Signed-off-by: Cristian Sicilia <sicilia.cristian@gmail.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Cristian Sicilia 2019-03-23 20:21:42 +01:00 • committed by Jonathan Cameron
commit d04411c2a6