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iio: dac: ad7303: remove an unneeded check 

"ret" is zero here.  There is no need to check again.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
This commit is contained in:
Dan Carpenter 2014-01-30 11:58:00 +00:00 committed by Jonathan Cameron
parent 7638c2ed9c
commit a04cf55a52
1 changed files with 1 additions and 1 deletions
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2
drivers/iio/dac/ad7303.c
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@ -92,7 +92,7 @@ static ssize_t ad7303_write_dac_powerdown(struct iio_dev *indio_dev,
ad7303_write(st, chan->channel, st->dac_cache[chan->channel]);
mutex_unlock(&indio_dev->mlock);
return ret ? ret : len;
return len;
}
static int ad7303_get_vref(struct ad7303_state *st,