[PATCH net 2/2] macvtap: do not assume 802.1Q when send vlan packets

From: Jason Wang
Date: Tue Jul 16 2013 - 01:47:41 EST


The hard-coded 8021.q proto will break 802.1ad traffic. So switch to use
vlan->proto.

Cc: Basil Gor <basil.gor@xxxxxxxxx>
Signed-off-by: Jason Wang <jasowang@xxxxxxxxxx>
---
drivers/net/macvtap.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/net/macvtap.c b/drivers/net/macvtap.c
index 8270b5e..638b64c 100644
--- a/drivers/net/macvtap.c
+++ b/drivers/net/macvtap.c
@@ -869,7 +869,7 @@ static ssize_t macvtap_put_user(struct macvtap_queue *q,
__be16 h_vlan_proto;
__be16 h_vlan_TCI;
} veth;
- veth.h_vlan_proto = htons(ETH_P_8021Q);
+ veth.h_vlan_proto = skb->vlan_proto;
veth.h_vlan_TCI = htons(vlan_tx_tag_get(skb));

vlan_offset = offsetof(struct vlan_ethhdr, h_vlan_proto);
--
1.7.1

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