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author | Eric Biggers <ebiggers@google.com> | 2020-05-01 22:31:11 -0700 |
---|---|---|
committer | Herbert Xu <herbert@gondor.apana.org.au> | 2020-05-08 15:32:14 +1000 |
commit | ce8e04888dd873179bc3979b0574cc7827071df5 (patch) | |
tree | 478053a7f941cf7fa67d3f01eaca153a547c9e6e /drivers/crypto/n2_core.c | |
parent | e0077ea8ee1774cb99cf9adf10dd4e6dcbf363b0 (diff) | |
download | linux-ce8e04888dd873179bc3979b0574cc7827071df5.tar.gz linux-ce8e04888dd873179bc3979b0574cc7827071df5.tar.bz2 linux-ce8e04888dd873179bc3979b0574cc7827071df5.zip |
crypto: n2 - use crypto_shash_tfm_digest()
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>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/n2_core.c')
-rw-r--r-- | drivers/crypto/n2_core.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/drivers/crypto/n2_core.c b/drivers/crypto/n2_core.c index f5c468f2cc82..6a828bbecea4 100644 --- a/drivers/crypto/n2_core.c +++ b/drivers/crypto/n2_core.c @@ -462,7 +462,6 @@ static int n2_hmac_async_setkey(struct crypto_ahash *tfm, const u8 *key, struct n2_hmac_ctx *ctx = crypto_ahash_ctx(tfm); struct crypto_shash *child_shash = ctx->child_shash; struct crypto_ahash *fallback_tfm; - SHASH_DESC_ON_STACK(shash, child_shash); int err, bs, ds; fallback_tfm = ctx->base.fallback_tfm; @@ -470,14 +469,12 @@ static int n2_hmac_async_setkey(struct crypto_ahash *tfm, const u8 *key, if (err) return err; - shash->tfm = child_shash; - bs = crypto_shash_blocksize(child_shash); ds = crypto_shash_digestsize(child_shash); BUG_ON(ds > N2_HASH_KEY_MAX); if (keylen > bs) { - err = crypto_shash_digest(shash, key, keylen, - ctx->hash_key); + err = crypto_shash_tfm_digest(child_shash, key, keylen, + ctx->hash_key); if (err) return err; keylen = ds; |