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crypto: hisilicon/sec2 - 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.

Cc: Zaibo Xu <xuzaibo@huawei.com>
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 2020-05-01 22:31:09 -07:00 committed by Herbert Xu
parent 8cbb809794
commit 61c38e3a94
1 changed files with 2 additions and 3 deletions
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5
drivers/crypto/hisilicon/sec2/sec_crypto.c
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@ -832,7 +832,6 @@ static int sec_aead_auth_set_key(struct sec_auth_ctx *ctx,
struct crypto_authenc_keys *keys)
{
struct crypto_shash *hash_tfm = ctx->hash_tfm;
SHASH_DESC_ON_STACK(shash, hash_tfm);
int blocksize, ret;
if (!keys->authkeylen) {
@ -842,8 +841,8 @@ static int sec_aead_auth_set_key(struct sec_auth_ctx *ctx,
blocksize = crypto_shash_blocksize(hash_tfm);
if (keys->authkeylen > blocksize) {
ret = crypto_shash_digest(shash, keys->authkey,
keys->authkeylen, ctx->a_key);
ret = crypto_shash_tfm_digest(hash_tfm, keys->authkey,
keys->authkeylen, ctx->a_key);
if (ret) {
pr_err("hisi_sec2: aead auth digest error!\n");
return -EINVAL;