Fix missed fields in EVP_PKEY_meth_copy.

Reviewed-by: Matt Caswell <matt@openssl.org>
Reviewed-by: Dmitry Belyavskiy <beldmit@gmail.com>
(Merged from https://github.com/openssl/openssl/pull/11514)

1 files changed, 6 insertions, 37 deletions

diff --git a/crypto/evp/pmeth_lib.c b/crypto/evp/pmeth_lib.c
index ea8bdec388..dd6556c891 100644
--- a/crypto/evp/pmeth_lib.c
+++ b/crypto/evp/pmeth_lib.c
@@ -385,45 +385,14 @@ void EVP_PKEY_meth_get0_info(int *ppkey_id, int *pflags,
 
 void EVP_PKEY_meth_copy(EVP_PKEY_METHOD *dst, const EVP_PKEY_METHOD *src)
 {
+    int pkey_id = dst->pkey_id;
+    int flags = dst->flags;
 
-    dst->init = src->init;
-    dst->copy = src->copy;
-    dst->cleanup = src->cleanup;
+    *dst = *src;
 
-    dst->paramgen_init = src->paramgen_init;
-    dst->paramgen = src->paramgen;
-
-    dst->keygen_init = src->keygen_init;
-    dst->keygen = src->keygen;
-
-    dst->sign_init = src->sign_init;
-    dst->sign = src->sign;
-
-    dst->verify_init = src->verify_init;
-    dst->verify = src->verify;
-
-    dst->verify_recover_init = src->verify_recover_init;
-    dst->verify_recover = src->verify_recover;
-
-    dst->signctx_init = src->signctx_init;
-    dst->signctx = src->signctx;
-
-    dst->verifyctx_init = src->verifyctx_init;
-    dst->verifyctx = src->verifyctx;
-
-    dst->encrypt_init = src->encrypt_init;
-    dst->encrypt = src->encrypt;
-
-    dst->decrypt_init = src->decrypt_init;
-    dst->decrypt = src->decrypt;
-
-    dst->derive_init = src->derive_init;
-    dst->derive = src->derive;
-
-    dst->ctrl = src->ctrl;
-    dst->ctrl_str = src->ctrl_str;
-
-    dst->check = src->check;
+    /* We only copy the function pointers so restore the other values */
+    dst->pkey_id = pkey_id;
+    dst->flags = flags;
 }
 
 void EVP_PKEY_meth_free(EVP_PKEY_METHOD *pmeth)