iio: vf610_adc: cleanup wait_for_completion return handling

return type of wait_for_completion_timeout is unsigned long not int, this
patch only fixes up the return handling.

Signed-off-by: Nicholas Mc Guire <hofrat@osadl.org>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
This commit is contained in:
Nicholas Mc Guire 2015-02-02 03:35:20 -05:00 • committed by Jonathan Cameron
commit ee3ac290e8