HMAC: use EVP_MD_flags(), not EVP_MD_meth_get_flags()

The latter should only be ussed with legacy methods.

Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/9391)

diff --git a/crypto/hmac/hmac.c b/crypto/hmac/hmac.c
index 5d934e95888bd0309f62ef70b7c479ec037b57eb..d392753c4977872bc32d489a74ab655e3b38bb3c 100644 (file)
--- a/crypto/hmac/hmac.c
+++ b/crypto/hmac/hmac.c
@@ -39,7 +39,7 @@ int HMAC_Init_ex(HMAC_CTX *ctx, const void *key, int len,
      * The HMAC construction is not allowed to be used with the
      * extendable-output functions (XOF) shake128 and shake256.
      */
-    if ((EVP_MD_meth_get_flags(md) & EVP_MD_FLAG_XOF) != 0)
+    if ((EVP_MD_flags(md) & EVP_MD_FLAG_XOF) != 0)
         return 0;
 
     if (key != NULL) {