Fix several -Wuninitialized compiler warnings by changing the
order of getting modedb in riva_update_default_var() to set
first the fallback and then the prefered timing.
Signed-off-by: NDanny Kukawka <danny.kukawka@bisect.de>
Signed-off-by: NFlorian Tobias Schandinat <FlorianSchandinat@gmx.de>