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-rw-r--r--net/sched/sch_api.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/net/sched/sch_api.c b/net/sched/sch_api.c
index cf5c714ae786..022bca98bde6 100644
--- a/net/sched/sch_api.c
+++ b/net/sched/sch_api.c
@@ -1318,10 +1318,6 @@ check_loop_fn(struct Qdisc *q, unsigned long cl, struct qdisc_walker *w)
return 0;
}
-/*
- * Delete/get qdisc.
- */
-
const struct nla_policy rtm_tca_policy[TCA_MAX + 1] = {
[TCA_KIND] = { .type = NLA_STRING },
[TCA_OPTIONS] = { .type = NLA_NESTED },
@@ -1334,6 +1330,10 @@ const struct nla_policy rtm_tca_policy[TCA_MAX + 1] = {
[TCA_EGRESS_BLOCK] = { .type = NLA_U32 },
};
+/*
+ * Delete/get qdisc.
+ */
+
static int tc_get_qdisc(struct sk_buff *skb, struct nlmsghdr *n,
struct netlink_ext_ack *extack)
{
@@ -2070,7 +2070,8 @@ static int tc_dump_tclass_root(struct Qdisc *root, struct sk_buff *skb,
if (tcm->tcm_parent) {
q = qdisc_match_from_root(root, TC_H_MAJ(tcm->tcm_parent));
- if (q && tc_dump_tclass_qdisc(q, skb, tcm, cb, t_p, s_t) < 0)
+ if (q && q != root &&
+ tc_dump_tclass_qdisc(q, skb, tcm, cb, t_p, s_t) < 0)
return -1;
return 0;
}