diff options
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/tap.c | 5 | ||||
| -rw-r--r-- | drivers/net/tun.c | 3 | ||||
| -rw-r--r-- | drivers/net/virtio_net.c | 3 |
3 files changed, 8 insertions, 3 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) != diff --git a/drivers/net/tun.c b/drivers/net/tun.c index 85e14adf5207..a192a017cc68 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -2089,7 +2089,8 @@ static ssize_t tun_put_user(struct tun_struct *tun, return -EINVAL; if (virtio_net_hdr_from_skb(skb, &gso, - tun_is_little_endian(tun), true)) { + tun_is_little_endian(tun), true, + vlan_hlen)) { struct skb_shared_info *sinfo = skb_shinfo(skb); pr_err("unexpected GSO type: " "0x%x, gso_size %d, hdr_len %d\n", diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index 2aaa18ec7d46..1619ee3070b6 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -1411,7 +1411,8 @@ static int xmit_skb(struct send_queue *sq, struct sk_buff *skb) hdr = skb_vnet_hdr(skb); if (virtio_net_hdr_from_skb(skb, &hdr->hdr, - virtio_is_little_endian(vi->vdev), false)) + virtio_is_little_endian(vi->vdev), false, + 0)) BUG(); if (vi->mergeable_rx_bufs) |