diff options
Diffstat (limited to 'sound/soc/codecs/cros_ec_codec.c')
| -rw-r--r-- | sound/soc/codecs/cros_ec_codec.c | 23 |
1 files changed, 4 insertions, 19 deletions
diff --git a/sound/soc/codecs/cros_ec_codec.c b/sound/soc/codecs/cros_ec_codec.c index 1948bc6971f6..8d45c628e988 100644 --- a/sound/soc/codecs/cros_ec_codec.c +++ b/sound/soc/codecs/cros_ec_codec.c @@ -8,7 +8,6 @@ * EC for audio function. */ -#include <crypto/hash.h> #include <crypto/sha.h> #include <linux/acpi.h> #include <linux/delay.h> @@ -107,25 +106,11 @@ error: static int calculate_sha256(struct cros_ec_codec_priv *priv, uint8_t *buf, uint32_t size, uint8_t *digest) { - struct crypto_shash *tfm; - struct shash_desc *desc; + struct sha256_state sctx; - tfm = crypto_alloc_shash("sha256", CRYPTO_ALG_TYPE_SHASH, 0); - if (IS_ERR(tfm)) { - dev_err(priv->dev, "can't alloc shash\n"); - return PTR_ERR(tfm); - } - desc = kmalloc(sizeof(*desc) + crypto_shash_descsize(tfm), GFP_KERNEL); - if (!desc) { - crypto_free_shash(tfm); - return -ENOMEM; - } - desc->tfm = tfm; - crypto_shash_digest(desc, buf, size, digest); - shash_desc_zero(desc); - - kfree(desc); - crypto_free_shash(tfm); + sha256_init(&sctx); + sha256_update(&sctx, buf, size); + sha256_final(&sctx, digest); #ifdef DEBUG { |