Alsa head corruption in error handling.

src/WebServerConfig.cpp

@@ -472,6 +472,33 @@ public:
     }
 };
 
+
+static std::string StripPortNumber(const std::string &fromAddress)
+{
+    std::string address = fromAddress;
+
+    if (address.size() == 0)
+        return fromAddress;
+
+    char lastChar = address[address.size() - 1];
+    size_t pos = address.find_last_of(':');
+
+    // if ipv6, make sure we found an actual port address.
+    size_t posBracket = address.find_last_of(']');
+    if (posBracket != std::string::npos && pos != std::string::npos)
+    {
+        if (posBracket > pos)
+        {
+            pos = std::string::npos;
+        }
+    }
+    if (pos != std::string::npos)
+    {
+        address = address.substr(0, pos);
+    }
+    return address;
+}
+
 /* When hosting a react app, replace /var/config.json with
    data that will connect the react app with our socket server.
 */
@@ -491,13 +518,8 @@ public:
     }
     std::string GetConfig(const std::string &fromAddress)
     {
-        #define LINK_LOCAL_WEB_SOCKET 1
-        #if LINK_LOCAL_WEB_SOCKET 
-        std::string webSocketAddress = GetLinkLocalAddress(fromAddress);
+        std::string webSocketAddress = GetNonLinkLocalAddress(StripPortNumber(fromAddress));
         Lv2Log::info(SS("Web Socket Address: " << webSocketAddress << ":" << portNumber));
-        #else
-        std::string webSocketAddress = "*";
-        #endif
 
         std::stringstream s;