diff options
Diffstat (limited to 'crypto/evp/pmeth_lib.c')
| -rw-r--r-- | crypto/evp/pmeth_lib.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/crypto/evp/pmeth_lib.c b/crypto/evp/pmeth_lib.c index 1af1628823..2b9c6c2351 100644 --- a/crypto/evp/pmeth_lib.c +++ b/crypto/evp/pmeth_lib.c @@ -265,7 +265,20 @@ static EVP_PKEY_CTX *int_ctx_new(OSSL_LIB_CTX *libctx, * fetching a provider implementation. */ if (e == NULL && app_pmeth == NULL && keytype != NULL) { - keymgmt = EVP_KEYMGMT_fetch(libctx, keytype, propquery); + /* + * If |pkey| is given and is provided, we take a reference to its + * keymgmt. Otherwise, we fetch one for the keytype we got. This + * is to ensure that operation init functions can access what they + * need through this single pointer. + */ + if (pkey != NULL && pkey->keymgmt != NULL) { + if (!EVP_KEYMGMT_up_ref(pkey->keymgmt)) + ERR_raise(ERR_LIB_EVP, EVP_R_INITIALIZATION_ERROR); + else + keymgmt = pkey->keymgmt; + } else { + keymgmt = EVP_KEYMGMT_fetch(libctx, keytype, propquery); + } if (keymgmt == NULL) return NULL; /* EVP_KEYMGMT_fetch() recorded an error */ |