A handful of EFI fixes: - Fix/robustify a diagnostic printk - Fix a (normally not triggered) parser bug in the libstub code - Allow !EFI_MEMORY_XP && !EFI_MEMORY_RO entries in the memory map - Stop Risc-V from crashing on boot if there's no FDT table Signed-off-by: Ingo Molnar <mingo@kernel.org>