From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753611AbdF1ByS (ORCPT ); Tue, 27 Jun 2017 21:54:18 -0400 Received: from mx1.redhat.com ([209.132.183.28]:38992 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752010AbdF1ByJ (ORCPT ); Tue, 27 Jun 2017 21:54:09 -0400 DMARC-Filter: OpenDMARC Filter v1.3.2 mx1.redhat.com 2DEE37EBDC Authentication-Results: ext-mx03.extmail.prod.ext.phx2.redhat.com; dmarc=none (p=none dis=none) header.from=redhat.com Authentication-Results: ext-mx03.extmail.prod.ext.phx2.redhat.com; spf=pass smtp.mailfrom=jasowang@redhat.com DKIM-Filter: OpenDKIM Filter v2.11.0 mx1.redhat.com 2DEE37EBDC From: Jason Wang To: mst@redhat.com, virtualization@lists.linux-foundation.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Jason Wang Subject: [PATCH net] virtio-net: unbreak cusmed packet for small buffer XDP Date: Wed, 28 Jun 2017 09:54:03 +0800 Message-Id: <1498614843-8163-1-git-send-email-jasowang@redhat.com> X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.27]); Wed, 28 Jun 2017 01:54:09 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org We should allow csumed packet for small buffer, otherwise XDP_PASS won't work correctly. Fixes commit bb91accf2733 ("virtio-net: XDP support for small buffers") Signed-off-by: Jason Wang --- The patch is needed for -stable. --- drivers/net/virtio_net.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index 143d8a9..499fcc9 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -413,7 +413,7 @@ static struct sk_buff *receive_small(struct net_device *dev, void *orig_data; u32 act; - if (unlikely(hdr->hdr.gso_type || hdr->hdr.flags)) + if (unlikely(hdr->hdr.gso_type)) goto err_xdp; xdp.data_hard_start = buf + VIRTNET_RX_PAD + vi->hdr_len; -- 2.7.4