fdisk_sun: fix corrupted partition data with blank disk

After creating Sun disk label for the first time for a blank disk,
the partition table appears corrupted because current_label_type will
never get set to a proper type. Fix this by calling check_sun_label()
after BusyBox has created the label.

Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

util-linux/fdisk_sun.c

@@ -348,6 +348,7 @@ create_sunlabel(void)
 
 	set_all_unchanged();
 	set_changed(0);
+	check_sun_label();
 	get_boot(CREATE_EMPTY_SUN);
 }