[PATCH net-next 02/20] net: hns3: Disable VFs change rxvlan offload status

Peng Li
2018-01-05T09:55:29Z

From: Jian Shen <shenjian15@huawei.com>

Rxvlan offload status can only be changed by PF. Initialize
the value of NETIF_F_HW_VLAN_CTAG_RX bit of hw_features for
VFS to false, make sure user can't be able to change it.

Signed-off-by: Jian Shen <shenjian15@huawei.com>
Signed-off-by: Peng Li <lipeng321@huawei.com>
---
drivers/net/ethernet/hisilicon/hns3/hns3_enet.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
index 8e37689..565d85d 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
@@ -1584,14 +1584,15 @@ static void hns3_set_default_feature(struct net_device *netdev)
NETIF_F_GSO_UDP_TUNNEL_CSUM;

netdev->hw_features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM |
- NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_HW_VLAN_CTAG_RX |
+ NETIF_F_HW_VLAN_CTAG_TX |
NETIF_F_RXCSUM | NETIF_F_SG | NETIF_F_GSO |
NETIF_F_GRO | NETIF_F_TSO | NETIF_F_TSO6 | NETIF_F_GSO_GRE |
NETIF_F_GSO_GRE_CSUM | NETIF_F_GSO_UDP_TUNNEL |
NETIF_F_GSO_UDP_TUNNEL_CSUM;

if (!(h->flags & HNAE3_SUPPORT_VF))
- netdev->hw_features |= NETIF_F_HW_VLAN_CTAG_FILTER;
+ netdev->hw_features |=
+ NETIF_F_HW_VLAN_CTAG_FILTER | NETIF_F_HW_VLAN_CTAG_RX;
}

static int hns3_alloc_buffer(struct hns3_enet_ring *ring,
--
1.9.1