I see that's Spark OS...
Ckecked, and it's using @kdrag0n fix per:
and newer @Displax fix per:
The latter commit of Sept 11 was really for PI (it's known that it fixes old S/N API in uncertified ROMS also as a spoofed mismatched but passing fingerprint prop is now needed for PI), but these ROMs would certainly have been built with passing fingerprints at least since the former commit of Aug 22...
I just put some technical details here:
I don't imagine you actually need Shamiko either... PW