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virtio-net: correctly set xdp_xmit for mergeable buffer
author
Jason Wang
<jasowang@redhat.com>
Fri, 22 Sep 2017 06:38:58 +0000
(14:38 +0800)
committer
David S. Miller
<davem@davemloft.net>
Sat, 23 Sep 2017 01:15:33 +0000
(18:15 -0700)
We should set xdp_xmit only when xdp_do_redirect() succeed.
Cc: John Fastabend <john.fastabend@gmail.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/virtio_net.c
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diff --git
a/drivers/net/virtio_net.c
b/drivers/net/virtio_net.c
index
f6c1f13
..
dd14a45
100644
(file)
--- a/
drivers/net/virtio_net.c
+++ b/
drivers/net/virtio_net.c
@@
-721,7
+721,7
@@
static struct sk_buff *receive_mergeable(struct net_device *dev,
goto xdp_xmit;
case XDP_REDIRECT:
err = xdp_do_redirect(dev, &xdp, xdp_prog);
- if (err)
+ if (
!
err)
*xdp_xmit = true;
rcu_read_unlock();
goto xdp_xmit;