* [PATCH] pkcs7: use crypto_shash_digest()
@ 2017-11-27 7:20 Eric Biggers
0 siblings, 0 replies; only message in thread
From: Eric Biggers @ 2017-11-27 7:20 UTC (permalink / raw)
To: keyrings, David Howells; +Cc: linux-crypto, Eric Biggers
From: Eric Biggers <ebiggers@google.com>
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 <ebiggers@google.com>
---
crypto/asymmetric_keys/pkcs7_verify.c | 7 ++-----
1 file changed, 2 insertions(+), 5 deletions(-)
diff --git a/crypto/asymmetric_keys/pkcs7_verify.c b/crypto/asymmetric_keys/pkcs7_verify.c
index 063d6745c741..1647313872aa 100644
--- a/crypto/asymmetric_keys/pkcs7_verify.c
+++ b/crypto/asymmetric_keys/pkcs7_verify.c
@@ -59,11 +59,8 @@ static int pkcs7_digest(struct pkcs7_message *pkcs7,
desc->flags = CRYPTO_TFM_REQ_MAY_SLEEP;
/* Digest the message [RFC2315 9.3] */
- ret = crypto_shash_init(desc);
- if (ret < 0)
- goto error;
- ret = crypto_shash_finup(desc, pkcs7->data, pkcs7->data_len,
- sig->digest);
+ ret = crypto_shash_digest(desc, pkcs7->data, pkcs7->data_len,
+ sig->digest);
if (ret < 0)
goto error;
pr_devel("MsgDigest = [%*ph]\n", 8, sig->digest);
--
2.15.0
^ permalink raw reply related [flat|nested] only message in thread
only message in thread, other threads:[~2017-11-27 7:20 UTC | newest]
Thread overview: (only message) (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2017-11-27 7:20 [PATCH] pkcs7: use crypto_shash_digest() Eric Biggers
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).