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crypto: inside-secure - Fix build error with CONFIG_CRYPTO_SM3=m

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Always take the zero length hash value for SM3 from the local constant
to avoid a reported build error when SM3 is configured to be a module.

Fixes: 0f2bc13181 ("crypto: inside-secure - Added support for...")
Signed-off-by: Pascal van Leeuwen <pvanleeuwen@verimatrix.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Pascal van Leeuwen 2019-10-17 17:36:28 +02:00 • committed by Herbert Xu
parent 5b243b6c4a
commit 756497cb7b
1 changed files with 2 additions and 6 deletions
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8
drivers/crypto/inside-secure/safexcel_hash.c
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@ -785,12 +785,8 @@ static int safexcel_ahash_final(struct ahash_request *areq)
memcpy(areq->result, sha512_zero_message_hash,
SHA512_DIGEST_SIZE);
else if (ctx->alg == CONTEXT_CONTROL_CRYPTO_ALG_SM3) {
if (IS_ENABLED(CONFIG_CRYPTO_SM3))
memcpy(areq->result, sm3_zero_message_hash,
SM3_DIGEST_SIZE);
else
memcpy(areq->result,
EIP197_SM3_ZEROM_HASH, SM3_DIGEST_SIZE);
memcpy(areq->result,
EIP197_SM3_ZEROM_HASH, SM3_DIGEST_SIZE);
}
return 0;