From 94b4e93b16c735d5d451b19241085dcfd21cb737 Mon Sep 17 00:00:00 2001
From: david <david@e0a8ed71-7df4-0310-8962-fdc924857419>
Date: Sat, 31 Dec 2011 21:59:53 +0000
Subject: [PATCH] Use TIMEVAL_AFTER.

---
 osscan2.cc | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/osscan2.cc b/osscan2.cc
index 630e433ba..c354f0eaf 100644
--- a/osscan2.cc
+++ b/osscan2.cc
@@ -1223,12 +1223,12 @@ void HostOsScan::adjust_times(HostOsScanStats *hss, OFProbe *probe, struct timev
 
   /* Adjust window */
   if (probe->tryno > 0 || !rcvdtime) {
-    if (TIMEVAL_SUBTRACT(probe->sent, hss->timing.last_drop) > 0) {
+    if (TIMEVAL_AFTER(probe->sent, hss->timing.last_drop)) {
       hss->timing.cwnd = perf.low_cwnd;
       hss->timing.ssthresh = (int) MAX(hss->numProbesActive() / perf.host_drop_ssthresh_divisor, 2);
       hss->timing.last_drop = now;
     }
-    if (TIMEVAL_SUBTRACT(probe->sent, stats->timing.last_drop) > 0) {
+    if (TIMEVAL_AFTER(probe->sent, stats->timing.last_drop)) {
       stats->timing.cwnd = MAX(perf.low_cwnd, stats->timing.cwnd / perf.group_drop_cwnd_divisor);
       stats->timing.ssthresh = (int) MAX(stats->num_probes_active / perf.group_drop_ssthresh_divisor, 2);
       stats->timing.last_drop = now;