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| author | Vijay Subramanian <subramanian.vijay@gmail.com> | 2012-01-19 10:20:59 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2012-01-22 15:08:44 -0500 |
| commit | a42b4799c683723e8c464de4026af085b2ebd5fa (patch) | |
| tree | 303ebae69ea9f9db0a5bdf7020dc26c01af14afd /net | |
| parent | 803143fbda719106017309d551d082e4b4e7c8c3 (diff) | |
| download | linux-stable-a42b4799c683723e8c464de4026af085b2ebd5fa.tar.gz linux-stable-a42b4799c683723e8c464de4026af085b2ebd5fa.tar.bz2 linux-stable-a42b4799c683723e8c464de4026af085b2ebd5fa.zip | |
netem: Fix off-by-one bug in reordering
With netem reordering, a gap of N is supposed to reorder every Nth packet with
given reorder probability. However, the code currently skips N packets and
reorders every (N+1)th packet.
Signed-off-by: Vijay Subramanian <subramanian.vijay@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
| -rw-r--r-- | net/sched/sch_netem.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/sched/sch_netem.c b/net/sched/sch_netem.c index e7e1d0b57b3d..2776012132ea 100644 --- a/net/sched/sch_netem.c +++ b/net/sched/sch_netem.c @@ -419,7 +419,7 @@ static int netem_enqueue(struct sk_buff *skb, struct Qdisc *sch) cb = netem_skb_cb(skb); if (q->gap == 0 || /* not doing reordering */ - q->counter < q->gap || /* inside last reordering gap */ + q->counter < q->gap - 1 || /* inside last reordering gap */ q->reorder < get_crandom(&q->reorder_cor)) { psched_time_t now; psched_tdiff_t delay; |