This fixes a gamma issue on vt switch observed with KDM. VT switching away
and back would result in a black screen. Avoid this by storing the current
gamma information on init.
https://bugzilla.redhat.com/show_bug.cgi?id=533217
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Keith Packard <keithp@keithp.com>
Signed-off-by: Keith Packard <keithp@keithp.com>