staging/iio/mxs-lradc: fix preenable for multiple buffers
authorMichał Mirosław <mirq-linux@rere.qmqm.pl>
Sat, 4 May 2013 13:19:00 +0000 (14:19 +0100)
committerJonathan Cameron <jic23@kernel.org>
Wed, 22 May 2013 21:14:57 +0000 (22:14 +0100)
This fixes 'preenable failed: -EINVAL' error when using this driver.

Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>

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