[PKT_SCHED] netem: Orphan SKB when adding to queue.

The networking emulator can queue SKBs for a very long
time, so if you're using netem on the sender side for
large bandwidth/delay product testing, the SKB socket
send queue sizes become artificially larger.

Correct this by calling skb_orphan() in netem_enqueue().

Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 2 insertions, 0 deletions

diff --git a/net/sched/sch_netem.c b/net/sched/sch_netem.c
index 45939bafbdf8..ef8874babf6a 100644
--- a/net/sched/sch_netem.c
+++ b/net/sched/sch_netem.c
@@ -170,6 +170,8 @@ static int netem_enqueue(struct sk_buff *skb, struct Qdisc *sch)
                 return NET_XMIT_BYPASS;
         }
 
+        skb_orphan(skb);
+
         /*
          * If we need to duplicate packet, then re-insert at top of the
          * qdisc tree, since parent queuer expects that only one