diff options
Diffstat (limited to 'net/xdp/xsk.c')
| -rw-r--r-- | net/xdp/xsk.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/net/xdp/xsk.c b/net/xdp/xsk.c index 1eadfac03cc4..3404d076a8a3 100644 --- a/net/xdp/xsk.c +++ b/net/xdp/xsk.c @@ -313,10 +313,13 @@ static bool xsk_is_bound(struct xdp_sock *xs) static int xsk_rcv_check(struct xdp_sock *xs, struct xdp_buff *xdp, u32 len) { + struct net_device *dev = xdp->rxq->dev; + u32 qid = xdp->rxq->queue_index; + if (!xsk_is_bound(xs)) return -ENXIO; - if (xs->dev != xdp->rxq->dev || xs->queue_id != xdp->rxq->queue_index) + if (!dev->_rx[qid].pool || xs->umem != dev->_rx[qid].pool->umem) return -EINVAL; if (len > xsk_pool_get_rx_frame_size(xs->pool) && !xs->sg) { @@ -722,7 +725,8 @@ static struct sk_buff *xsk_build_skb(struct xdp_sock *xs, memcpy(vaddr, buffer, len); kunmap_local(vaddr); - skb_add_rx_frag(skb, nr_frags, page, 0, len, 0); + skb_add_rx_frag(skb, nr_frags, page, 0, len, PAGE_SIZE); + refcount_add(PAGE_SIZE, &xs->sk.sk_wmem_alloc); } if (first_frag && desc->options & XDP_TX_METADATA) { |