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iio: dac: ad5380: Don't set error code to st->vref
authorAxel Lin <axel.lin@ingics.com>
Fri, 14 Dec 2012 07:48:00 +0000 (07:48 +0000)
committerJonathan Cameron <jic23@kernel.org>
Thu, 27 Dec 2012 11:00:08 +0000 (11:00 +0000)
regulator_get_voltage() may return negative error code.
Add error checking to avoid setting error code to st->vref_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>

No differences found
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