Fix reference to error code in Jaeger logging (#930)

exporters/jaeger/src/udp_transport.cc

@@ -39,19 +39,21 @@ void UDPTransport::InitSocket()
   int err = WSAStartup(wVersionRequested, &wsaData);
   if (err != 0)
   {
-    OTEL_INTERNAL_LOG_ERROR("Jaeger Exporter: WSAStartup failed with error: " << error);
+    OTEL_INTERNAL_LOG_ERROR("Jaeger Exporter: WSAStartup failed with error: " << err);
     return;
   }
 
-  /* Confirm that the WinSock DLL supports 2.2.*/
+  /* Confirm that the WinSock DLL supports 2.2.        */
   /* Note that if the DLL supports versions greater    */
   /* than 2.2 in addition to 2.2, it will still return */
   /* 2.2 in wVersion since that is the version we      */
   /* requested.                                        */
 
   if (LOBYTE(wsaData.wVersion) != 2 || HIBYTE(wsaData.wVersion) != 2)
   {
-    // TODO: handle error that WinSock 2.2 is not supported.
+    OTEL_INTERNAL_LOG_ERROR("Jaeger Exporter: winsock " << LOBYTE(wsaData.wVersion) << "."
+                                                        << HIBYTE(wsaData.wVersion)
+                                                        << " is not supported.");
     WSACleanup();
 
     return;