If GPIO request succeeds, but configuration fails, it should be released.
Signed-off-by: NAaro Koskinen <aaro.koskinen@nokia.com>
Acked-by: NEric Miao <eric.miao@canonical.com>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>