iio: ad_sigma_delta: return directly in ad_sd_buffer_postenable()

There is nothing being done after the `err_predisable` label, so just
remove it.

Signed-off-by: Alexandru Ardelean <alexandru.ardelean@analog.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Alexandru Ardelean 2019-05-30 10:25:41 +03:00 • committed by Jonathan Cameron
commit 387c1d7706