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X.509: use crypto_shash_digest()

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Use crypto_shash_digest() instead of crypto_shash_init() followed by
crypto_shash_finup().  (For simplicity only; they are equivalent.)

Signed-off-by: Eric Biggers <[email protected]>
Signed-off-by: David Howells <[email protected]>
This commit is contained in:
Eric Biggers 2017-12-08 15:13:29 +00:00 • committed by David Howells
commit aa33003620
1 changed files with 1 additions and 5 deletions
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6
crypto/asymmetric_keys/x509_public_key.c
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@ -79,11 +79,7 @@ int x509_get_sig_params(struct x509_certificate *cert)
desc->tfm = tfm;
desc->flags = CRYPTO_TFM_REQ_MAY_SLEEP;
ret = crypto_shash_init(desc);
if (ret < 0)
goto error_2;
might_sleep();
ret = crypto_shash_finup(desc, cert->tbs, cert->tbs_size, sig->digest);
ret = crypto_shash_digest(desc, cert->tbs, cert->tbs_size, sig->digest);
if (ret < 0)
goto error_2;