diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index 6bacbd2f0eca51bfcedb7a8cd448f95d9d32232b..5c6388fb7dd13922e310aba329325e84fb434474 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -1955,16 +1955,18 @@ static int virtnet_xdp_set(struct net_device *dev, struct bpf_prog *prog, return err; } -static bool virtnet_xdp_query(struct net_device *dev) +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++) { - if (vi->rq[i].xdp_prog) - return true; + xdp_prog = rtnl_dereference(vi->rq[i].xdp_prog); + if (xdp_prog) + return xdp_prog->aux->id; } - return false; + return 0; } static int virtnet_xdp(struct net_device *dev, struct netdev_xdp *xdp) @@ -1973,7 +1975,8 @@ static int virtnet_xdp(struct net_device *dev, struct netdev_xdp *xdp) case XDP_SETUP_PROG: return virtnet_xdp_set(dev, xdp->prog, xdp->extack); case XDP_QUERY_PROG: - xdp->prog_attached = virtnet_xdp_query(dev); + xdp->prog_id = virtnet_xdp_query(dev); + xdp->prog_attached = !!xdp->prog_id; return 0; default: return -EINVAL;