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-rw-r--r--net/sched/sch_dsmark.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/net/sched/sch_dsmark.c b/net/sched/sch_dsmark.c
index 3f9427a..d303daa 100644
--- a/net/sched/sch_dsmark.c
+++ b/net/sched/sch_dsmark.c
@@ -68,7 +68,8 @@ static int dsmark_graft(struct Qdisc *sch, unsigned long arg,
}
sch_tree_lock(sch);
- *old = xchg(&p->q, new);
+ *old = p->q;
+ p->q = new;
qdisc_tree_decrease_qlen(*old, (*old)->q.qlen);
qdisc_reset(*old);
sch_tree_unlock(sch);
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