--- zzzz-none-000/linux-3.10.107/net/sched/sch_ingress.c	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/net/sched/sch_ingress.c	2021-02-04 17:41:59.000000000 +0000
@@ -12,16 +12,10 @@
 #include <linux/list.h>
 #include <linux/skbuff.h>
 #include <linux/rtnetlink.h>
+
 #include <net/netlink.h>
 #include <net/pkt_sched.h>
 
-
-struct ingress_qdisc_data {
-	struct tcf_proto	*filter_list;
-};
-
-/* ------------------------- Class/flow operations ------------------------- */
-
 static struct Qdisc *ingress_leaf(struct Qdisc *sch, unsigned long arg)
 {
 	return NULL;
@@ -46,51 +40,28 @@
 {
 }
 
-static struct tcf_proto **ingress_find_tcf(struct Qdisc *sch, unsigned long cl)
+static struct tcf_proto __rcu **ingress_find_tcf(struct Qdisc *sch,
+						 unsigned long cl)
 {
-	struct ingress_qdisc_data *p = qdisc_priv(sch);
+	struct net_device *dev = qdisc_dev(sch);
 
-	return &p->filter_list;
+	return &dev->ingress_cl_list;
 }
 
-/* --------------------------- Qdisc operations ---------------------------- */
-
-static int ingress_enqueue(struct sk_buff *skb, struct Qdisc *sch)
+static int ingress_init(struct Qdisc *sch, struct nlattr *opt)
 {
-	struct ingress_qdisc_data *p = qdisc_priv(sch);
-	struct tcf_result res;
-	int result;
+	net_inc_ingress_queue();
+	sch->flags |= TCQ_F_CPUSTATS;
 
-	result = tc_classify(skb, p->filter_list, &res);
-
-	qdisc_bstats_update(sch, skb);
-	switch (result) {
-	case TC_ACT_SHOT:
-		result = TC_ACT_SHOT;
-		sch->qstats.drops++;
-		break;
-	case TC_ACT_STOLEN:
-	case TC_ACT_QUEUED:
-		result = TC_ACT_STOLEN;
-		break;
-	case TC_ACT_RECLASSIFY:
-	case TC_ACT_OK:
-		skb->tc_index = TC_H_MIN(res.classid);
-	default:
-		result = TC_ACT_OK;
-		break;
-	}
-
-	return result;
+	return 0;
 }
 
-/* ------------------------------------------------------------- */
-
 static void ingress_destroy(struct Qdisc *sch)
 {
-	struct ingress_qdisc_data *p = qdisc_priv(sch);
+	struct net_device *dev = qdisc_dev(sch);
 
-	tcf_destroy_chain(&p->filter_list);
+	tcf_destroy_chain(&dev->ingress_cl_list);
+	net_dec_ingress_queue();
 }
 
 static int ingress_dump(struct Qdisc *sch, struct sk_buff *skb)
@@ -100,8 +71,8 @@
 	nest = nla_nest_start(skb, TCA_OPTIONS);
 	if (nest == NULL)
 		goto nla_put_failure;
-	nla_nest_end(skb, nest);
-	return skb->len;
+
+	return nla_nest_end(skb, nest);
 
 nla_put_failure:
 	nla_nest_cancel(skb, nest);
@@ -121,8 +92,7 @@
 static struct Qdisc_ops ingress_qdisc_ops __read_mostly = {
 	.cl_ops		=	&ingress_class_ops,
 	.id		=	"ingress",
-	.priv_size	=	sizeof(struct ingress_qdisc_data),
-	.enqueue	=	ingress_enqueue,
+	.init		=	ingress_init,
 	.destroy	=	ingress_destroy,
 	.dump		=	ingress_dump,
 	.owner		=	THIS_MODULE,
@@ -138,6 +108,7 @@
 	unregister_qdisc(&ingress_qdisc_ops);
 }
 
-module_init(ingress_module_init)
-module_exit(ingress_module_exit)
+module_init(ingress_module_init);
+module_exit(ingress_module_exit);
+
 MODULE_LICENSE("GPL");