Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net

[linux.git] / net / xdp / xsk.c

diff --git a/net/xdp/xsk.c b/net/xdp/xsk.c
index 36919a254ba370c37b4e199bfd68c285e25fdeb6..3b3410ada0971abe28eb53ee57eca5307b314761 100644 (file)
--- a/net/xdp/xsk.c
+++ b/net/xdp/xsk.c
@@ -118,6 +118,9 @@ int xsk_generic_rcv(struct xdp_sock *xs, struct xdp_buff *xdp)
        u64 addr;
        int err;
 
+       if (xs->dev != xdp->rxq->dev || xs->queue_id != xdp->rxq->queue_index)
+               return -EINVAL;
+
        if (!xskq_peek_addr(xs->umem->fq, &addr) ||
            len > xs->umem->chunk_size_nohr) {
                xs->rx_dropped++;