platform/x86/intel/ifs: Return a more appropriate error code

platform/x86/intel/ifs: Return a more appropriate error code

scan_chunks_sanity_check() returns -ENOMEM if it encounters an error
while copying IFS test image from memory to Secure Memory.

Return -EIO in this scenario, as it is more appropriate.

Signed-off-by: Jithu Joseph <jithu.joseph@intel.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Tony Luck <tony.luck@intel.com>
Reviewed-by: Sohil Mehta <sohil.mehta@intel.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Link: https://lore.kernel.org/r/20221117035935.4136738-3-jithu.joseph@intel.com