Instead of casting pointers to callback functions, add C wrappers
to avoid type mismatch failures with Control-Flow Integrity (CFI)
checking.
Signed-off-by: NSami Tolvanen <samitolvanen@google.com>
Reviewed-by: NArd Biesheuvel <ardb@kernel.org>
Reviewed-by: NEric Biggers <ebiggers@kernel.org>
Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>