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| author | Jason Wang <jasowang@redhat.com> | 2017-01-20 14:32:42 +0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-01-20 11:01:17 -0500 |
| commit | 6391a4481ba0796805d6581e42f9f0418c099e34 (patch) | |
| tree | f3636be425129c29943f31e61ead044c26b2854e /net | |
| parent | 69fed99baac186013840ced3524562841296034f (diff) | |
| download | linux-6391a4481ba0796805d6581e42f9f0418c099e34.tar.gz linux-6391a4481ba0796805d6581e42f9f0418c099e34.tar.bz2 linux-6391a4481ba0796805d6581e42f9f0418c099e34.zip | |
virtio-net: restore VIRTIO_HDR_F_DATA_VALID on receiving
Commit 501db511397f ("virtio: don't set VIRTIO_NET_HDR_F_DATA_VALID on
xmit") in fact disables VIRTIO_HDR_F_DATA_VALID on receiving path too,
fixing this by adding a hint (has_data_valid) and set it only on the
receiving path.
Cc: Rolf Neugebauer <rolf.neugebauer@docker.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
Acked-by: Rolf Neugebauer <rolf.neugebauer@docker.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
| -rw-r--r-- | net/packet/af_packet.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c index b9e1a13b4ba3..3d555c79a7b5 100644 --- a/net/packet/af_packet.c +++ b/net/packet/af_packet.c @@ -1976,7 +1976,7 @@ static int packet_rcv_vnet(struct msghdr *msg, const struct sk_buff *skb, return -EINVAL; *len -= sizeof(vnet_hdr); - if (virtio_net_hdr_from_skb(skb, &vnet_hdr, vio_le())) + if (virtio_net_hdr_from_skb(skb, &vnet_hdr, vio_le(), true)) return -EINVAL; return memcpy_to_msg(msg, (void *)&vnet_hdr, sizeof(vnet_hdr)); @@ -2237,7 +2237,7 @@ static int tpacket_rcv(struct sk_buff *skb, struct net_device *dev, if (po->has_vnet_hdr) { if (virtio_net_hdr_from_skb(skb, h.raw + macoff - sizeof(struct virtio_net_hdr), - vio_le())) { + vio_le(), true)) { spin_lock(&sk->sk_receive_queue.lock); goto drop_n_account; } |