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From: Eric Biggers <ebiggers@kernel.org>
To: linux-crypto@vger.kernel.org
Subject: [PATCH 02/20] crypto: arm64/aes-glue - use crypto_shash_tfm_digest()
Date: Fri,  1 May 2020 22:31:04 -0700	[thread overview]
Message-ID: <20200502053122.995648-3-ebiggers@kernel.org> (raw)
In-Reply-To: <20200502053122.995648-1-ebiggers@kernel.org>

From: Eric Biggers <ebiggers@google.com>

Instead of manually allocating a 'struct shash_desc' on the stack and
calling crypto_shash_digest(), switch to using the new helper function
crypto_shash_tfm_digest() which does this for us.

Signed-off-by: Eric Biggers <ebiggers@google.com>
---
 arch/arm64/crypto/aes-glue.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/arch/arm64/crypto/aes-glue.c b/arch/arm64/crypto/aes-glue.c
index ed5409c6abf4e9..395bbf64b2abb3 100644
--- a/arch/arm64/crypto/aes-glue.c
+++ b/arch/arm64/crypto/aes-glue.c
@@ -158,7 +158,6 @@ static int __maybe_unused essiv_cbc_set_key(struct crypto_skcipher *tfm,
 					    unsigned int key_len)
 {
 	struct crypto_aes_essiv_cbc_ctx *ctx = crypto_skcipher_ctx(tfm);
-	SHASH_DESC_ON_STACK(desc, ctx->hash);
 	u8 digest[SHA256_DIGEST_SIZE];
 	int ret;
 
@@ -166,8 +165,7 @@ static int __maybe_unused essiv_cbc_set_key(struct crypto_skcipher *tfm,
 	if (ret)
 		return ret;
 
-	desc->tfm = ctx->hash;
-	crypto_shash_digest(desc, in_key, key_len, digest);
+	crypto_shash_tfm_digest(ctx->hash, in_key, key_len, digest);
 
 	return aes_expandkey(&ctx->key2, digest, sizeof(digest));
 }
-- 
2.26.2


  parent reply	other threads:[~2020-05-02  5:33 UTC|newest]

Thread overview: 41+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-02  5:31 [PATCH 00/20] crypto: introduce crypto_shash_tfm_digest() Eric Biggers
2020-05-02  5:31 ` Eric Biggers
2020-05-02  5:31 ` Eric Biggers
2020-05-02  5:31 ` [PATCH 01/20] crypto: hash - " Eric Biggers
2020-05-02  5:31   ` Eric Biggers
2020-05-02  5:31   ` Eric Biggers
2020-05-02  5:31 ` Eric Biggers [this message]
2020-05-02  5:31 ` [PATCH 03/20] crypto: essiv - use crypto_shash_tfm_digest() Eric Biggers
2020-05-02  5:31 ` [PATCH 04/20] crypto: artpec6 " Eric Biggers
2020-05-02  5:31 ` [PATCH 05/20] crypto: ccp " Eric Biggers
2020-05-07 21:23   ` Tom Lendacky
2020-05-02  5:31 ` [PATCH 06/20] crypto: ccree " Eric Biggers
2020-05-03 14:01   ` Gilad Ben-Yossef
2020-05-02  5:31 ` [PATCH 07/20] crypto: hisilicon/sec2 " Eric Biggers
2020-05-02  5:31 ` [PATCH 08/20] crypto: mediatek " Eric Biggers
2020-05-02  5:31 ` [PATCH 09/20] crypto: n2 " Eric Biggers
2020-05-02  5:31 ` [PATCH 10/20] crypto: omap-sham " Eric Biggers
2020-05-02  5:31 ` [PATCH 11/20] crypto: s5p-sss " Eric Biggers
2020-05-05 14:19   ` Krzysztof Kozlowski
2020-05-02  5:31 ` [PATCH 12/20] nfc: s3fwrn5: " Eric Biggers
2020-05-02  5:31 ` [PATCH 13/20] fscrypt: " Eric Biggers
2020-05-02  5:31 ` [PATCH 14/20] ecryptfs: " Eric Biggers
2020-05-02  5:31 ` [PATCH 15/20] nfsd: " Eric Biggers
2020-05-04 19:09   ` J. Bruce Fields
2020-05-02  5:31 ` [PATCH 16/20] ubifs: " Eric Biggers
2020-05-02  5:31   ` Eric Biggers
2020-05-02  5:31 ` [PATCH 17/20] Bluetooth: " Eric Biggers
2020-05-02  5:31 ` [PATCH 18/20] sctp: " Eric Biggers
2020-05-02  5:31   ` Eric Biggers
2020-05-02  5:31 ` [PATCH 19/20] KEYS: encrypted: " Eric Biggers
2020-05-02  5:31   ` Eric Biggers
2020-05-02  5:31 ` [PATCH 20/20] ASoC: cros_ec_codec: " Eric Biggers
2020-05-02  6:44 ` [PATCH 00/20] crypto: introduce crypto_shash_tfm_digest() Marcel Holtmann
2020-05-02  6:44   ` Marcel Holtmann
2020-05-02  6:44   ` Marcel Holtmann
2020-05-03 16:13 ` Ard Biesheuvel
2020-05-03 16:13   ` Ard Biesheuvel
2020-05-03 16:13   ` Ard Biesheuvel
2020-05-08  6:07 ` Herbert Xu
2020-05-08  6:07   ` Herbert Xu
2020-05-08  6:07   ` Herbert Xu

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