diff --git a/net/core/filter.c b/net/core/filter.c index 72807bea81ec..af34e922836c 100644 --- a/net/core/filter.c +++ b/net/core/filter.c @@ -4070,7 +4070,7 @@ u32 xdp_master_redirect(struct xdp_buff *xdp) struct bpf_redirect_info *ri = this_cpu_ptr(&bpf_redirect_info); master = netdev_master_upper_dev_get_rcu(xdp->rxq->dev); - if (unlikely(!(master->flags & IFF_UP))) + if (unlikely(!master || !(master->flags & IFF_UP))) return XDP_ABORTED; slave = master->netdev_ops->ndo_xdp_get_xmit_slave(master, xdp); if (slave && slave != xdp->rxq->dev) {