diff options
| -rw-r--r-- | crypto/ablkcipher.c | 19 | ||||
| -rw-r--r-- | crypto/blkcipher.c | 2 |
2 files changed, 20 insertions, 1 deletions
diff --git a/crypto/ablkcipher.c b/crypto/ablkcipher.c index 94140b3756f..e11ce37c710 100644 --- a/crypto/ablkcipher.c +++ b/crypto/ablkcipher.c @@ -282,6 +282,25 @@ static struct crypto_alg *crypto_lookup_skcipher(const char *name, u32 type, alg->cra_ablkcipher.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_flags & CRYPTO_ALG_TYPE_MASK) == + CRYPTO_ALG_TYPE_GIVCIPHER) { + if ((alg->cra_flags ^ type ^ ~mask) & CRYPTO_ALG_TESTED) { + crypto_mod_put(alg); + alg = ERR_PTR(-ENOENT); + } + return alg; + } + + BUG_ON(!((alg->cra_flags & CRYPTO_ALG_TYPE_MASK) == + CRYPTO_ALG_TYPE_BLKCIPHER ? alg->cra_blkcipher.ivsize : + alg->cra_ablkcipher.ivsize)); + return ERR_PTR(crypto_givcipher_default(alg, type, mask)); } diff --git a/crypto/blkcipher.c b/crypto/blkcipher.c index d70a41c002d..90d26c91f4e 100644 --- a/crypto/blkcipher.c +++ b/crypto/blkcipher.c @@ -521,7 +521,7 @@ static int crypto_grab_nivcipher(struct crypto_skcipher_spawn *spawn, int err; type = crypto_skcipher_type(type); - mask = crypto_skcipher_mask(mask) | CRYPTO_ALG_GENIV; + mask = crypto_skcipher_mask(mask)| CRYPTO_ALG_GENIV; alg = crypto_alg_mod_lookup(name, type, mask); if (IS_ERR(alg)) |