backlight: jornada720: Remove 'else' after a return

Fixed the following checkpatch warning.

  WARNING: else is not generally useful after a break or return

Suggested-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
1 file changed