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path: root/drivers/net/tap.c
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Diffstat (limited to 'drivers/net/tap.c')
-rw-r--r--drivers/net/tap.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/net/tap.c b/drivers/net/tap.c
index 9b6cb780affe..f0f7cd977667 100644
--- a/drivers/net/tap.c
+++ b/drivers/net/tap.c
@@ -774,13 +774,16 @@ static ssize_t tap_put_user(struct tap_queue *q,
int total;
if (q->flags & IFF_VNET_HDR) {
+ int vlan_hlen = skb_vlan_tag_present(skb) ? VLAN_HLEN : 0;
struct virtio_net_hdr vnet_hdr;
+
vnet_hdr_len = READ_ONCE(q->vnet_hdr_sz);
if (iov_iter_count(iter) < vnet_hdr_len)
return -EINVAL;
if (virtio_net_hdr_from_skb(skb, &vnet_hdr,
- tap_is_little_endian(q), true))
+ tap_is_little_endian(q), true,
+ vlan_hlen))
BUG();
if (copy_to_iter(&vnet_hdr, sizeof(vnet_hdr), iter) !=