Staging: dream: camera: msm_camera: fix some code style issues

This fixes some code style issues like else staments after the close
braces '}' and to use __func__ instead of __FUNCTION__.

Signed-off-by: Chihau Chau <chihau@gmail.com>
Acked-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>