KEYS: Store public key algo ID in public_key_signature struct

Store public key algorithm ID in public_key_signature struct for reference
purposes.  This allows a public_key_signature struct to be embedded in
struct x509_certificate and other places more easily.

Signed-off-by: David Howells <dhowells@redhat.com>
Reviewed-by: Kees Cook <keescook@chromium.org>
Reviewed-by: Josh Boyer <jwboyer@redhat.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/include/crypto/public_key.h b/include/crypto/public_key.h
index 05778df0e3b4..b34fda4dcabf 100644
--- a/include/crypto/public_key.h
+++ b/include/crypto/public_key.h
@@ -90,6 +90,7 @@ struct public_key_signature {
         u8 *digest;
         u8 digest_size;                 /* Number of bytes in digest */
         u8 nr_mpi;                      /* Occupancy of mpi[] */
+        enum pkey_algo pkey_algo : 8;
         enum pkey_hash_algo pkey_hash_algo : 8;
         union {
                 MPI mpi[2];