diff options
Diffstat (limited to 'drivers/net/virtio_net.c')
| -rw-r--r-- | drivers/net/virtio_net.c | 26 |
1 files changed, 5 insertions, 21 deletions
diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index ba38765dc490..0ada48edf749 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -2264,12 +2264,13 @@ static void virtnet_update_settings(struct virtnet_info *vi) if (!virtio_has_feature(vi->vdev, VIRTIO_NET_F_SPEED_DUPLEX)) return; - speed = virtio_cread32(vi->vdev, offsetof(struct virtio_net_config, - speed)); + virtio_cread_le(vi->vdev, struct virtio_net_config, speed, &speed); + if (ethtool_validate_speed(speed)) vi->speed = speed; - duplex = virtio_cread8(vi->vdev, offsetof(struct virtio_net_config, - duplex)); + + virtio_cread_le(vi->vdev, struct virtio_net_config, duplex, &duplex); + if (ethtool_validate_duplex(duplex)) vi->duplex = duplex; } @@ -2490,28 +2491,11 @@ err: return err; } -static u32 virtnet_xdp_query(struct net_device *dev) -{ - struct virtnet_info *vi = netdev_priv(dev); - const struct bpf_prog *xdp_prog; - int i; - - for (i = 0; i < vi->max_queue_pairs; i++) { - xdp_prog = rtnl_dereference(vi->rq[i].xdp_prog); - if (xdp_prog) - return xdp_prog->aux->id; - } - return 0; -} - static int virtnet_xdp(struct net_device *dev, struct netdev_bpf *xdp) { switch (xdp->command) { case XDP_SETUP_PROG: return virtnet_xdp_set(dev, xdp->prog, xdp->extack); - case XDP_QUERY_PROG: - xdp->prog_id = virtnet_xdp_query(dev); - return 0; default: return -EINVAL; } |