[PKT_SCHED]: make dsmark try using pfifo instead of noop while grafting

Signed-off-by: Thomas Graf <tgraf@suug.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/sched/sch_dsmark.c b/net/sched/sch_dsmark.c
index acbe9d2b3e15d0df7ded21ae9627a18716c8e738..a8c948f6297868326fdfad1fcea2c653ec15fc28 100644 (file)
--- a/net/sched/sch_dsmark.c
+++ b/net/sched/sch_dsmark.c
@@ -73,8 +73,13 @@ static int dsmark_graft(struct Qdisc *sch,unsigned long arg,
 
        DPRINTK("dsmark_graft(sch %p,[qdisc %p],new %p,old %p)\n",sch,p,new,
            old);
-       if (!new)
-               new = &noop_qdisc;
+
+       if (new == NULL) {
+               new = qdisc_create_dflt(sch->dev, &pfifo_qdisc_ops);
+               if (new == NULL)
+                       new = &noop_qdisc;
+       }
+
        sch_tree_lock(sch);
        *old = xchg(&p->q,new);
        if (*old)