staging: iio: generic_buffer: initialize ret

The `ret´ variable is only initialized in the error case. For some reason
it was always != 0 while I played with generic_buffer so here is a patch.

Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
This commit is contained in:
Sebastian Andrzej Siewior 2013-10-07 13:42:00 +01:00 • committed by Jonathan Cameron
commit 11cb454f09