[PATCH net-next] virtio-net: correctly set xdp_xmit for mergeable buffer
From: Jason Wang <hidden>
Date: 2017-09-22 06:38:58
Subsystem:
networking drivers, the rest, virtio net driver · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds, "Michael S. Tsirkin", Jason Wang, Eugenio Pérez
We should set xdp_xmit only when xdp_do_redirect() succeed. Cc: John Fastabend <john.fastabend@gmail.com> Signed-off-by: Jason Wang <redacted> --- 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 f6c1f13..dd14a45 100644
--- 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;
--
2.7.4