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-rw-r--r--src/network/tc/qdisc.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/network/tc/qdisc.c b/src/network/tc/qdisc.c
index f20f410..f9b9437 100644
--- a/src/network/tc/qdisc.c
+++ b/src/network/tc/qdisc.c
@@ -293,14 +293,20 @@ QDisc* qdisc_drop(QDisc *qdisc) {
link = ASSERT_PTR(qdisc->link);
+ qdisc_mark(qdisc); /* To avoid stack overflow. */
+
/* also drop all child classes assigned to the qdisc. */
SET_FOREACH(tclass, link->tclasses) {
+ if (tclass_is_marked(tclass))
+ continue;
+
if (TC_H_MAJ(tclass->classid) != qdisc->handle)
continue;
tclass_drop(tclass);
}
+ qdisc_unmark(qdisc);
qdisc_enter_removed(qdisc);
if (qdisc->state == 0) {