c +static void rng_default_set_ent(struct crypto_rng tfm, const u8 data, unsigned int len) +{ +} +int crypto_register_rng(struct rng_alg alg) { struct crypto_alg base = &alg->base; base->cra_flags &= ~CRYPTO_ALG_TYPE_MASK; base->cra_flags if (!alg->set_ent) alg->set_ent = rng_default_set_ent; return crypto_register_alg(base); }