From bc960a9c258105ab0fa6e1ba4fd96e519a58c29e Mon Sep 17 00:00:00 2001
From: David Garske <david@wolfssl.com>
Date: Mon, 21 Sep 2020 14:33:42 -0700
Subject: [PATCH] Fix for sniffer with SNI enabled to properly handle
 WOLFSSL_SUCCESS error code in `ProcessClientHello`. ZD 10926

---
 src/sniffer.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/sniffer.c b/src/sniffer.c
index 89c744fbd..fa27dba65 100644
--- a/src/sniffer.c
+++ b/src/sniffer.c
@@ -3000,6 +3000,10 @@ static int ProcessClientHello(const byte* input, int* sslBytes,
             }
             wc_UnLockMutex(&session->context->namedKeysMutex);
         }
+        if (ret > 0) {
+            /* make sure WOLFSSL_SUCCESS is converted to zero error code */
+            ret = 0;
+        }
     }
 #endif