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crypto: testmgr - limit IV copy length in aead tests

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The working copy of IV is the same size as the transformation's IV.
It is not necessary to copy more than that from the template since
iv_len is usually less than MAX_IVLEN and the rest of the copied data
is garbage.

Signed-off-by: Cristian Stoica <cristian.stoica@freescale.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Cristian Stoica 2015-01-28 11:03:05 +02:00 committed by Herbert Xu
parent c47689931f
commit 424a5da691
1 changed files with 4 additions and 3 deletions
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7
crypto/testmgr.c
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@ -429,7 +429,7 @@ static int __test_aead(struct crypto_aead *tfm, int enc,
struct scatterlist *sgout;
const char *e, *d;
struct tcrypt_result result;
unsigned int authsize;
unsigned int authsize, iv_len;
void *input;
void *output;
void *assoc;
@ -500,10 +500,11 @@ static int __test_aead(struct crypto_aead *tfm, int enc,
memcpy(input, template[i].input, template[i].ilen);
memcpy(assoc, template[i].assoc, template[i].alen);
iv_len = crypto_aead_ivsize(tfm);
if (template[i].iv)
memcpy(iv, template[i].iv, MAX_IVLEN);
memcpy(iv, template[i].iv, iv_len);
else
memset(iv, 0, MAX_IVLEN);
memset(iv, 0, iv_len);
crypto_aead_clear_flags(tfm, ~0);
if (template[i].wk)