diff options
author | Eli Cohen <elic@nvidia.com> | 2022-11-14 16:17:53 +0300 |
---|---|---|
committer | Michael S. Tsirkin <mst@redhat.com> | 2022-12-28 13:28:09 +0300 |
commit | 5aec804936bbff182081f1cdc271fcb76af1a4ff (patch) | |
tree | fde77befb80454eadc28e8706ce173d644622bd1 /drivers/vdpa/mlx5 | |
parent | a6ce72c0fb6041f9871f880b2d02b294f7f49cb4 (diff) | |
download | linux-5aec804936bbff182081f1cdc271fcb76af1a4ff.tar.xz |
vdpa/mlx5: Return error on vlan ctrl commands if not supported
Check if VIRTIO_NET_F_CTRL_VLAN is negotiated and return error if
control VQ command is received.
Signed-off-by: Eli Cohen <elic@nvidia.com>
Message-Id: <20221114131759.57883-3-elic@nvidia.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Jason Wang <jasowang@redhat.com>
Acked-by: Eugenio PĂ©rez <eperezma@redhat.com>
Diffstat (limited to 'drivers/vdpa/mlx5')
-rw-r--r-- | drivers/vdpa/mlx5/net/mlx5_vnet.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/vdpa/mlx5/net/mlx5_vnet.c b/drivers/vdpa/mlx5/net/mlx5_vnet.c index 3fb06dcee943..01da229d22da 100644 --- a/drivers/vdpa/mlx5/net/mlx5_vnet.c +++ b/drivers/vdpa/mlx5/net/mlx5_vnet.c @@ -1823,6 +1823,9 @@ static virtio_net_ctrl_ack handle_ctrl_vlan(struct mlx5_vdpa_dev *mvdev, u8 cmd) size_t read; u16 id; + if (!(ndev->mvdev.actual_features & BIT_ULL(VIRTIO_NET_F_CTRL_VLAN))) + return status; + switch (cmd) { case VIRTIO_NET_CTRL_VLAN_ADD: read = vringh_iov_pull_iotlb(&cvq->vring, &cvq->riov, &vlan, sizeof(vlan)); |