diff options
Diffstat (limited to 'net/sched/sch_api.c')
-rw-r--r-- | net/sched/sch_api.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/net/sched/sch_api.c b/net/sched/sch_api.c index d8ffe4114385..54e2309315eb 100644 --- a/net/sched/sch_api.c +++ b/net/sched/sch_api.c @@ -1114,6 +1114,11 @@ skip: return -ENOENT; } + if (new && new->ops == &noqueue_qdisc_ops) { + NL_SET_ERR_MSG(extack, "Cannot assign noqueue to a class"); + return -EINVAL; + } + err = cops->graft(parent, cl, new, &old, extack); if (err) return err; |