With the commit 76174004 (tcp: do not slow start when cwnd equals
ssthresh), the comparison to the reduced cwnd in tcp_vegas_ssthresh() would
under-evaluate the ssthresh.
Signed-off-by: NHoang Tran <hoang.tran@uclouvain.be>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>