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From:   Eric Biggers <ebiggers@kernel.org>
To:     linux-crypto@vger.kernel.org
Cc:     Cheng-Yi Chiang <cychiang@chromium.org>,
        Enric Balletbo i Serra <enric.balletbo@collabora.com>,
        Guenter Roeck <groeck@chromium.org>
Subject: [PATCH 20/20] ASoC: cros_ec_codec: use crypto_shash_tfm_digest()
Date:   Fri,  1 May 2020 22:31:22 -0700
Message-Id: <20200502053122.995648-21-ebiggers@kernel.org>
In-Reply-To: <20200502053122.995648-1-ebiggers@kernel.org>
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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.

Cc: Cheng-Yi Chiang <cychiang@chromium.org>
Cc: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Cc: Guenter Roeck <groeck@chromium.org>
Signed-off-by: Eric Biggers <ebiggers@google.com>
---
 sound/soc/codecs/cros_ec_codec.c | 9 +--------
 1 file changed, 1 insertion(+), 8 deletions(-)

diff --git a/sound/soc/codecs/cros_ec_codec.c b/sound/soc/codecs/cros_ec_codec.c
index d3dc42aa682565..bfdd852bdc0de4 100644
--- a/sound/soc/codecs/cros_ec_codec.c
+++ b/sound/soc/codecs/cros_ec_codec.c
@@ -115,14 +115,7 @@ static int calculate_sha256(struct cros_ec_codec_priv *priv,
 		return PTR_ERR(tfm);
 	}
 
-	{
-		SHASH_DESC_ON_STACK(desc, tfm);
-
-		desc->tfm = tfm;
-
-		crypto_shash_digest(desc, buf, size, digest);
-		shash_desc_zero(desc);
-	}
+	crypto_shash_tfm_digest(tfm, buf, size, digest);
 
 	crypto_free_shash(tfm);
 
-- 
2.26.2