On 4/6/26 12:53 PM, Eric Biggers wrote:
On Sun, Apr 05, 2026 at 07:12:22PM -0400, Stefan Berger wrote:
Remove the check for the hash_algo since ML-DSA is only used in pure mode
and there is no relevance of a hash_algo for the input data.

Cc: David Howells <[email protected]>
Cc: Lukas Wunner <[email protected]>
Cc: Ignat Korchagin <[email protected]>
Cc: [email protected]
Cc: [email protected]
Signed-off-by: Stefan Berger <[email protected]>
---
  crypto/asymmetric_keys/public_key.c | 5 -----
  1 file changed, 5 deletions(-)

diff --git a/crypto/asymmetric_keys/public_key.c 
b/crypto/asymmetric_keys/public_key.c
index 09a0b83d5d77..df6918a77ab8 100644
--- a/crypto/asymmetric_keys/public_key.c
+++ b/crypto/asymmetric_keys/public_key.c
@@ -147,11 +147,6 @@ software_key_determine_akcipher(const struct public_key 
*pkey,
                   strcmp(pkey->pkey_algo, "mldsa87") == 0) {
                if (strcmp(encoding, "raw") != 0)
                        return -EINVAL;
-               if (!hash_algo)
-                       return -EINVAL;
-               if (strcmp(hash_algo, "none") != 0 &&
-                   strcmp(hash_algo, "sha512") != 0)
-                       return -EINVAL;

Does this broaden which hash algorithms are accepted for CMS signatures
that use ML-DSA and contain signed attributes?

Right... dropping this patch and using the "none" route now.


- Eric



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