diff options
Diffstat (limited to 'kernel/net/sched/act_vlan.c')
| -rw-r--r-- | kernel/net/sched/act_vlan.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/kernel/net/sched/act_vlan.c b/kernel/net/sched/act_vlan.c index 796785e0b..d7edba453 100644 --- a/kernel/net/sched/act_vlan.c +++ b/kernel/net/sched/act_vlan.c @@ -33,6 +33,12 @@ static int tcf_vlan(struct sk_buff *skb, const struct tc_action *a, bstats_update(&v->tcf_bstats, skb); action = v->tcf_action; + /* Ensure 'data' points at mac_header prior calling vlan manipulating + * functions. + */ + if (skb_at_tc_ingress(skb)) + skb_push_rcsum(skb, skb->mac_len); + switch (v->tcfv_action) { case TCA_VLAN_ACT_POP: err = skb_vlan_pop(skb); @@ -54,6 +60,9 @@ drop: action = TC_ACT_SHOT; v->tcf_qstats.drops++; unlock: + if (skb_at_tc_ingress(skb)) + skb_pull_rcsum(skb, skb->mac_len); + spin_unlock(&v->tcf_lock); return action; } |