Now that GCC can generate function calls using the correct calling convention for us, we can stop using the efi_call_XX() wrappers, and just dereference the function pointers directly. This avoids the untyped variadic wrapper routines, which means better type checking for the method calls. Signed-off-by: Ard Biesheuvel <ardb@kernel.org> Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>