Commit 1306664f authored by Eric Biggers's avatar Eric Biggers Committed by Herbert Xu
Browse files

crypto: essiv - 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: default avatarEric Biggers <ebiggers@google.com>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent a221b33b

crypto/essiv.c

+1 −3
Original line number Diff line number Diff line
@@ -66,7 +66,6 @@ static int essiv_skcipher_setkey(struct crypto_skcipher *tfm, 
				 const u8 *key, unsigned int keylen)

{

	struct essiv_tfm_ctx *tctx = crypto_skcipher_ctx(tfm);

	SHASH_DESC_ON_STACK(desc, tctx->hash);

	u8 salt[HASH_MAX_DIGESTSIZE];

	int err;
@@ -78,8 +77,7 @@ static int essiv_skcipher_setkey(struct crypto_skcipher *tfm, 
	if (err)

		return err;



	desc->tfm = tctx->hash;

	err = crypto_shash_digest(desc, key, keylen, salt);

	err = crypto_shash_tfm_digest(tctx->hash, key, keylen, salt);

	if (err)

		return err;