iio: dac: ad5380: Don't set error code to st->vref

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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>

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Axel Lin 2012-12-14 07:48:00 +00:00 • committed by Jonathan Cameron

parent 36ce0c1c3a

commit 272cc9c8b5

1 changed files with 5 additions and 1 deletions

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drivers/iio/dac/ad5380.c

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