diff options
Diffstat (limited to 'crypto')
| -rw-r--r-- | crypto/testmgr.c | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/crypto/testmgr.c b/crypto/testmgr.c index ace4c260ea5d..d760f5cd35b2 100644 --- a/crypto/testmgr.c +++ b/crypto/testmgr.c @@ -1508,14 +1508,12 @@ static int test_hash_vec(const char *driver, const struct hash_testvec *vec, * Generate a hash test vector from the given implementation. * Assumes the buffers in 'vec' were already allocated. */ -static void generate_random_hash_testvec(struct crypto_shash *tfm, +static void generate_random_hash_testvec(struct shash_desc *desc, struct hash_testvec *vec, unsigned int maxkeysize, unsigned int maxdatasize, char *name, size_t max_namelen) { - SHASH_DESC_ON_STACK(desc, tfm); - /* Data */ vec->psize = generate_random_length(maxdatasize); generate_random_bytes((u8 *)vec->plaintext, vec->psize); @@ -1532,7 +1530,7 @@ static void generate_random_hash_testvec(struct crypto_shash *tfm, vec->ksize = 1 + (prandom_u32() % maxkeysize); generate_random_bytes((u8 *)vec->key, vec->ksize); - vec->setkey_error = crypto_shash_setkey(tfm, vec->key, + vec->setkey_error = crypto_shash_setkey(desc->tfm, vec->key, vec->ksize); /* If the key couldn't be set, no need to continue to digest. */ if (vec->setkey_error) @@ -1540,7 +1538,6 @@ static void generate_random_hash_testvec(struct crypto_shash *tfm, } /* Digest */ - desc->tfm = tfm; vec->digest_error = crypto_shash_digest(desc, vec->plaintext, vec->psize, (u8 *)vec->digest); done: @@ -1567,6 +1564,7 @@ static int test_hash_vs_generic_impl(const char *driver, const char *algname = crypto_hash_alg_common(tfm)->base.cra_name; char _generic_driver[CRYPTO_MAX_ALG_NAME]; struct crypto_shash *generic_tfm = NULL; + struct shash_desc *generic_desc = NULL; unsigned int i; struct hash_testvec vec = { 0 }; char vec_name[64]; @@ -1606,6 +1604,14 @@ static int test_hash_vs_generic_impl(const char *driver, goto out; } + generic_desc = kzalloc(sizeof(*desc) + + crypto_shash_descsize(generic_tfm), GFP_KERNEL); + if (!generic_desc) { + err = -ENOMEM; + goto out; + } + generic_desc->tfm = generic_tfm; + /* Check the algorithm properties for consistency. */ if (digestsize != crypto_shash_digestsize(generic_tfm)) { @@ -1637,7 +1643,7 @@ static int test_hash_vs_generic_impl(const char *driver, } for (i = 0; i < fuzz_iterations * 8; i++) { - generate_random_hash_testvec(generic_tfm, &vec, + generate_random_hash_testvec(generic_desc, &vec, maxkeysize, maxdatasize, vec_name, sizeof(vec_name)); generate_random_testvec_config(cfg, cfgname, sizeof(cfgname)); @@ -1655,6 +1661,7 @@ out: kfree(vec.plaintext); kfree(vec.digest); crypto_free_shash(generic_tfm); + kzfree(generic_desc); return err; } #else /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */ |