From 7e2dcc69824288916b55f90cd6db4992a0d95374 Mon Sep 17 00:00:00 2001
From: Axel Lin <axel.lin@ingics.com>
Date: Fri, 14 Dec 2012 07:55:00 +0000
Subject: [PATCH] iio: dac: ad5791: Don't set error code to
 [pos|neg]_voltage_uv

regulator_get_voltage() may return negative error code.
Don't set error code to to pos_voltage_uv and neg_voltage_uv.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Acked-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
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