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authorHerbert Xu <herbert@gondor.apana.org.au>2025-04-25 11:33:39 +0800
committerHerbert Xu <herbert@gondor.apana.org.au>2025-04-26 19:12:24 +0800
commit08094a8057864fde3703ed5fc7798786f69f2559 (patch)
tree35069ecc2ab85498ce3b6d0fd39665da5bb5b88f
parentbf0b4f15267ca4047bbc533c83d9f7b7f447b5a1 (diff)
crypto: arm/blake2b - Set FINAL_NONZERO
Set FINAL_NONZERO as blake2b expects to have at least one byte for finalisation. Reported-by: Corentin LABBE <clabbe.montjoie@gmail.com> Fixes: cc28260ab4fb ("crypto: arm/blake2b - Use API partial block handling") Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Tested-by: Corentin LABBE <clabbe.montjoie@gmail.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
-rw-r--r--arch/arm/crypto/blake2b-neon-glue.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/arm/crypto/blake2b-neon-glue.c b/arch/arm/crypto/blake2b-neon-glue.c
index 7ae4ba0afe06..2ff443a91724 100644
--- a/arch/arm/crypto/blake2b-neon-glue.c
+++ b/arch/arm/crypto/blake2b-neon-glue.c
@@ -52,7 +52,8 @@ static int crypto_blake2b_finup_neon(struct shash_desc *desc, const u8 *in,
.base.cra_driver_name = driver_name, \
.base.cra_priority = 200, \
.base.cra_flags = CRYPTO_ALG_OPTIONAL_KEY | \
- CRYPTO_AHASH_ALG_BLOCK_ONLY, \
+ CRYPTO_AHASH_ALG_BLOCK_ONLY | \
+ CRYPTO_AHASH_ALG_FINAL_NONZERO, \
.base.cra_blocksize = BLAKE2B_BLOCK_SIZE, \
.base.cra_ctxsize = sizeof(struct blake2b_tfm_ctx), \
.base.cra_module = THIS_MODULE, \