diff options
| -rw-r--r-- | net/sched/act_mpls.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/net/sched/act_mpls.c b/net/sched/act_mpls.c index 7954021ade33..0fccae356dc1 100644 --- a/net/sched/act_mpls.c +++ b/net/sched/act_mpls.c @@ -88,6 +88,9 @@ static int tcf_mpls_act(struct sk_buff *skb, const struct tc_action *a, goto drop; break; case TCA_MPLS_ACT_MODIFY: + if (!pskb_may_pull(skb, + skb_network_offset(skb) + MPLS_HLEN)) + goto drop; new_lse = tcf_mpls_get_lse(mpls_hdr(skb), p, false); if (skb_mpls_update_lse(skb, new_lse)) goto drop; |