Drop superfluous exit_conf_mode*() calls, we don't want to call them twice.

Drop superfluous exit_conf_mode*() calls, we don't want to call them twice.
Small cosmetic fixes (trivial).

Signed-off-by: Uwe Hermann <uwe@hermann-uwe.de>
Acked-by: Uwe Hermann <uwe@hermann-uwe.de>
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@2956 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1