clearing the ecx private key memory

Reviewed-by: Dmitry Belyavskiy <beldmit@gmail.com>
Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/9830)

diff --git a/crypto/ec/ecx_meth.c b/crypto/ec/ecx_meth.c
index 75ea96754fdd52a4b3a8ba856fd6b13853233632..b88139218af076cdc525e9f061ac06b84c2e5997 100644 (file)
--- a/crypto/ec/ecx_meth.c
+++ b/crypto/ec/ecx_meth.c
@@ -195,7 +195,7 @@ static int ecx_priv_decode(EVP_PKEY *pkey, const PKCS8_PRIV_KEY_INFO *p8)
     }
 
     rv = ecx_key_op(pkey, pkey->ameth->pkey_id, palg, p, plen, KEY_OP_PRIVATE);
-    ASN1_OCTET_STRING_free(oct);
+    ASN1_STRING_clear_free(oct);
     return rv;
 }