4 files changed, 9 insertions, 3 deletions

diff --git a/net/core/filter.c b/net/core/filter.c
index 40b2cacc0df0..f09d875cc053 100644
--- a/net/core/filter.c
+++ b/net/core/filter.c
@@ -3190,6 +3190,7 @@ BPF_CALL_3(bpf_skb_vlan_push, struct sk_buff *, skb, __be16, vlan_proto,
 	bpf_push_mac_rcsum(skb);
 	ret = skb_vlan_push(skb, vlan_proto, vlan_tci);
 	bpf_pull_mac_rcsum(skb);
+	skb_reset_mac_len(skb);
 
 	bpf_compute_data_pointers(skb);
 	return ret;
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 6022c7359385..a52638363ea5 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -6243,7 +6243,7 @@ int skb_vlan_push(struct sk_buff *skb, __be16 vlan_proto, u16 vlan_tci)
 			return err;
 
 		skb->protocol = skb->vlan_proto;
-		skb->mac_len += VLAN_HLEN;
+		skb->network_header -= VLAN_HLEN;
 
 		skb_postpush_rcsum(skb, skb->data + (2 * ETH_ALEN), VLAN_HLEN);
 	}
diff --git a/net/openvswitch/actions.c b/net/openvswitch/actions.c
index 101f9a23792c..16e260014684 100644
--- a/net/openvswitch/actions.c
+++ b/net/openvswitch/actions.c
@@ -237,14 +237,18 @@ static int pop_vlan(struct sk_buff *skb, struct sw_flow_key *key)
 static int push_vlan(struct sk_buff *skb, struct sw_flow_key *key,
 		     const struct ovs_action_push_vlan *vlan)
 {
+	int err;
+
 	if (skb_vlan_tag_present(skb)) {
 		invalidate_flow_key(key);
 	} else {
 		key->eth.vlan.tci = vlan->vlan_tci;
 		key->eth.vlan.tpid = vlan->vlan_tpid;
 	}
-	return skb_vlan_push(skb, vlan->vlan_tpid,
-			     ntohs(vlan->vlan_tci) & ~VLAN_CFI_MASK);
+	err = skb_vlan_push(skb, vlan->vlan_tpid,
+			    ntohs(vlan->vlan_tci) & ~VLAN_CFI_MASK);
+	skb_reset_mac_len(skb);
+	return err;
 }
 
 /* 'src' is already properly masked. */
diff --git a/net/sched/act_vlan.c b/net/sched/act_vlan.c
index 22f4b1e8ade9..383bf18b6862 100644
--- a/net/sched/act_vlan.c
+++ b/net/sched/act_vlan.c
@@ -96,6 +96,7 @@ out:
 	if (skb_at_tc_ingress(skb))
 		skb_pull_rcsum(skb, skb->mac_len);
 
+	skb_reset_mac_len(skb);
 	return action;
 
 drop: