diff options
Diffstat (limited to 'crypto/aead.c')
| -rw-r--r-- | crypto/aead.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/crypto/aead.c b/crypto/aead.c index 3a6f3f52c7c7..d9aa733db164 100644 --- a/crypto/aead.c +++ b/crypto/aead.c @@ -422,6 +422,22 @@ static struct crypto_alg *crypto_lookup_aead(const char *name, u32 type, if (!alg->cra_aead.ivsize) return alg; + crypto_mod_put(alg); + alg = crypto_alg_mod_lookup(name, type | CRYPTO_ALG_TESTED, + mask & ~CRYPTO_ALG_TESTED); + if (IS_ERR(alg)) + return alg; + + if (alg->cra_type == &crypto_aead_type) { + if ((alg->cra_flags ^ type ^ ~mask) & CRYPTO_ALG_TESTED) { + crypto_mod_put(alg); + alg = ERR_PTR(-ENOENT); + } + return alg; + } + + BUG_ON(!alg->cra_aead.ivsize); + return ERR_PTR(crypto_nivaead_default(alg, type, mask)); } |