fix a mistake
@@ -767,7 +767,7 @@ class TCPRelayHandler(object):
return buffer_size
s = buffer_size % self._tcp_mss + self._overhead
if s > self._tcp_mss:
- return buffer_size + s - self._tcp_mss
+ return buffer_size - (s - self._tcp_mss)
return buffer_size
def _on_local_read(self):
