tree e4250bab056fd0e7635641646e31d1132764ff92
parent 35940da897ed4760608b7fb01850a9923fd0965f
author Marcus Folkesson <marcus.folkesson@gmail.com> 1535142280 +0200
committer Greg Kroah-Hartman <gregkh@linuxfoundation.org> 1574671919 +0100

iio: dac: mcp4922: fix error handling in mcp4922_write_raw

[ Upstream commit 0833627fc3f757a0dca11e2a9c46c96335a900ee ]

Do not try to write negative values and make sure that the write goes well.

Signed-off-by: Marcus Folkesson <marcus.folkesson@gmail.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>