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authorVijay Subramanian <subramanian.vijay@gmail.com>2013-03-28 13:52:00 +0000
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-04-05 09:26:19 -0700
commitfd7016c4656e5f83853bed6f2d84bd61368a7b02 (patch)
tree47755efbe66e8e9e8a99a83336a4d3b141af569d /net
parent0f6c504f9d65d9febc7b4b03d5a1428757e99e9d (diff)
net: fq_codel: Fix off-by-one error
[ Upstream commit cd68ddd4c29ab523440299f24ff2417fe7a0dca6 ] Currently, we hold a max of sch->limit -1 number of packets instead of sch->limit packets. Fix this off-by-one error. Signed-off-by: Vijay Subramanian <subramanian.vijay@gmail.com> Acked-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'net')
-rw-r--r--net/sched/sch_fq_codel.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/sched/sch_fq_codel.c b/net/sched/sch_fq_codel.c
index 4e606fcb2534..55786283a3df 100644
--- a/net/sched/sch_fq_codel.c
+++ b/net/sched/sch_fq_codel.c
@@ -195,7 +195,7 @@ static int fq_codel_enqueue(struct sk_buff *skb, struct Qdisc *sch)
flow->deficit = q->quantum;
flow->dropped = 0;
}
- if (++sch->q.qlen < sch->limit)
+ if (++sch->q.qlen <= sch->limit)
return NET_XMIT_SUCCESS;
q->drop_overlimit++;