From 671147549ffdf7c66c289044fc9b3d3f814bef5d Mon Sep 17 00:00:00 2001
From: Kareem <kareem@wolfssl.com>
Date: Fri, 23 Jul 2021 12:11:30 -0700
Subject: [PATCH] Fix missing CBIOSend and properly guard hmac in DupSSL().

---
 src/ssl.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/ssl.c b/src/ssl.c
index 8559c6f8f..e48269d6c 100644
--- a/src/ssl.c
+++ b/src/ssl.c
@@ -676,9 +676,15 @@ static int DupSSL(WOLFSSL* dup, WOLFSSL* ssl)
     XMEMSET(&ssl->encrypt, 0, sizeof(Ciphers));
 
     dup->IOCB_WriteCtx = ssl->IOCB_WriteCtx;
+    dup->CBIOSend = ssl->CBIOSend;
+#ifdef OPENSSL_EXTRA
+    dup->cbioFlag = ssl->cbioFlag;
+#endif
     dup->wfd    = ssl->wfd;
     dup->wflags = ssl->wflags;
+#ifndef WOLFSSL_AEAD_ONLY
     dup->hmac   = ssl->hmac;
+#endif
 #ifdef HAVE_TRUNCATED_HMAC
     dup->truncated_hmac = ssl->truncated_hmac;
 #endif