[NETEM]: report reorder percent correctly.

If you setup netem to just delay packets; "tc qdisc ls" will report
the reordering as 100%. Well it's a lie, reorder isn't used unless
gap is set, so just set value to 0 so the output of utility
is correct.

Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 2 insertions, 1 deletions

diff --git a/net/sched/sch_netem.c b/net/sched/sch_netem.c
index 4818da5a7e6c..791c615e3aad 100644
--- a/net/sched/sch_netem.c
+++ b/net/sched/sch_netem.c
@@ -429,7 +429,8 @@ static int netem_change(struct Qdisc *sch, struct rtattr *opt)
         /* for compatiablity with earlier versions.
          * if gap is set, need to assume 100% probablity
          */
-        q->reorder = ~0;
+        if (q->gap)
+                q->reorder = ~0;
 
         /* Handle nested options after initial queue options.
          * Should have put all options in nested format but too late now.