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crypto: testmgr - limit IV copy length in aead tests 

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)