VisionFive2 Linux kernel

StarFive Tech Linux Kernel for VisionFive (JH7110) boards (mirror)

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author: Davide Caratti <dcaratti@redhat.com> 2021-10-07 15:05:02 +0200 committer: Minda Chen <minda.chen@starfivetech.com> 2023-11-06 19:24:40 +0800 commit: 19c481ed67badedfe96e11db3762498ada008b77 parent: 0818d8801c0aa5f062a8d04412944e430d3ce0b1
Commit Summary:
net/sched: sch_ets: properly init all active DRR list handles
Diffstat:
1 file changed, 9 insertions, 3 deletions
diff --git a/net/sched/sch_ets.c b/net/sched/sch_ets.c
index 1f857ffd1ac2..ed86b7021f6d 100644
--- a/net/sched/sch_ets.c
+++ b/net/sched/sch_ets.c
@@ -661,7 +661,6 @@ static int ets_qdisc_change(struct Qdisc *sch, struct nlattr *opt,
 
 	q->nbands = nbands;
 	for (i = nstrict; i < q->nstrict; i++) {
-		INIT_LIST_HEAD(&q->classes[i].alist);
 		if (q->classes[i].qdisc->q.qlen) {
 			list_add_tail(&q->classes[i].alist, &q->active);
 			q->classes[i].deficit = quanta[i];
@@ -687,7 +686,11 @@ static int ets_qdisc_change(struct Qdisc *sch, struct nlattr *opt,
 	ets_offload_change(sch);
 	for (i = q->nbands; i < oldbands; i++) {
 		qdisc_put(q->classes[i].qdisc);
-		memset(&q->classes[i], 0, sizeof(q->classes[i]));
+		q->classes[i].qdisc = NULL;
+		q->classes[i].quantum = 0;
+		q->classes[i].deficit = 0;
+		memset(&q->classes[i].bstats, 0, sizeof(q->classes[i].bstats));
+		memset(&q->classes[i].qstats, 0, sizeof(q->classes[i].qstats));
 	}
 	return 0;
 }
@@ -696,7 +699,7 @@ static int ets_qdisc_init(struct Qdisc *sch, struct nlattr *opt,
 			  struct netlink_ext_ack *extack)
 {
 	struct ets_sched *q = qdisc_priv(sch);
-	int err;
+	int err, i;
 
 	if (!opt)
 		return -EINVAL;
@@ -706,6 +709,9 @@ static int ets_qdisc_init(struct Qdisc *sch, struct nlattr *opt,
 		return err;
 
 	INIT_LIST_HEAD(&q->active);
+	for (i = 0; i < TCQ_ETS_MAX_BANDS; i++)
+		INIT_LIST_HEAD(&q->classes[i].alist);
+
 	return ets_qdisc_change(sch, opt, extack);
 }