diff options
Diffstat (limited to 'net/sched')
| -rw-r--r-- | net/sched/act_bpf.c | 3 | ||||
| -rw-r--r-- | net/sched/act_mirred.c | 2 | ||||
| -rw-r--r-- | net/sched/cls_bpf.c | 3 |
3 files changed, 7 insertions, 1 deletions
diff --git a/net/sched/act_bpf.c b/net/sched/act_bpf.c index 4d2cede..dc6a2d3 100644 --- a/net/sched/act_bpf.c +++ b/net/sched/act_bpf.c @@ -38,6 +38,9 @@ static int tcf_bpf(struct sk_buff *skb, const struct tc_action *act, struct tcf_bpf *prog = act->priv; int action, filter_res; + if (unlikely(!skb_mac_header_was_set(skb))) + return TC_ACT_UNSPEC; + spin_lock(&prog->tcf_lock); prog->tcf_tm.lastuse = jiffies; diff --git a/net/sched/act_mirred.c b/net/sched/act_mirred.c index 5953517..3f63cea 100644 --- a/net/sched/act_mirred.c +++ b/net/sched/act_mirred.c @@ -157,7 +157,7 @@ static int tcf_mirred(struct sk_buff *skb, const struct tc_action *a, if (!(at & AT_EGRESS)) { if (m->tcfm_ok_push) - skb_push(skb2, skb2->dev->hard_header_len); + skb_push(skb2, skb->mac_len); } /* mirror is always swallowed */ diff --git a/net/sched/cls_bpf.c b/net/sched/cls_bpf.c index 5c4171c..91bd9c1 100644 --- a/net/sched/cls_bpf.c +++ b/net/sched/cls_bpf.c @@ -66,6 +66,9 @@ static int cls_bpf_classify(struct sk_buff *skb, const struct tcf_proto *tp, struct cls_bpf_prog *prog; int ret = -1; + if (unlikely(!skb_mac_header_was_set(skb))) + return -1; + /* Needed here for accessing maps. */ rcu_read_lock(); list_for_each_entry_rcu(prog, &head->plist, link) { |