Disconnect on reception of an SSH_MSG_UNIMPLEMENTED message.

ChangeLog

+2012-06-19  Niels Möller  <nisse@lysator.liu.se>
+
+	* src/transport.c (transport_process_packet): Disconnect on
+	reception of an SSH_MSG_UNIMPLEMENTED message.
+
 2012-02-03  Niels Möller  <nisse@lysator.liu.se>
 
 	* doc/index.html: Updated to xhtml, and added charset declaration.

src/transport.c

@@ -292,6 +292,12 @@ transport_process_packet(struct transport_connection *connection,
     {
       /* Do nothing */
     }
+  else if (msg == SSH_MSG_UNIMPLEMENTED)
+    {
+      werror("Received an \"unimplemented\" reply. Disconnecting.\n");
+
+      transport_close(connection, 0); 
+    }
   else if (msg == SSH_MSG_DISCONNECT)
     {
       struct simple_buffer buffer;
@@ -318,7 +324,7 @@ transport_process_packet(struct transport_connection *connection,
     }
   else if (msg == SSH_MSG_DEBUG)
     {
-      /* Ignore it. Perhaps it's best to pass it on to the
+      /* Ignore it. FIXME: Perhaps it's best to pass it on to the
 	 application? */
     }