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crypto: testmgr - check skcipher min_keysize

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When checking two implementations of the same skcipher algorithm for
consistency, require that the minimum key size be the same, not just the
maximum key size.  There's no good reason to allow different minimum key
sizes.

Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Eric Biggers 2019-12-01 13:53:27 -08:00 committed by Herbert Xu
parent eb455dbd02
commit fd60f72787
1 changed files with 9 additions and 0 deletions
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9
crypto/testmgr.c
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@ -2764,6 +2764,15 @@ static int test_skcipher_vs_generic_impl(const char *driver,
/* Check the algorithm properties for consistency. */
if (crypto_skcipher_min_keysize(tfm) !=
crypto_skcipher_min_keysize(generic_tfm)) {
pr_err("alg: skcipher: min keysize for %s (%u) doesn't match generic impl (%u)\n",
driver, crypto_skcipher_min_keysize(tfm),
crypto_skcipher_min_keysize(generic_tfm));
err = -EINVAL;
goto out;
}
if (maxkeysize != crypto_skcipher_max_keysize(generic_tfm)) {
pr_err("alg: skcipher: max keysize for %s (%u) doesn't match generic impl (%u)\n",
driver, maxkeysize,