Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 6890418b authored by Jason Wang's avatar Jason Wang Committed by David S. Miller
Browse files

virtio-net: correctly redirect linearized packet 



After a linearized packet was redirected by XDP, we should not go for
the err path which will try to pop buffers for the next packet and
increase the drop counter. Fixing this by just drop the page refcnt
for the original page.

Fixes: 186b3c99 ("virtio-net: support XDP_REDIRECT")
Reported-by: default avatarDavid Ahern <dsahern@gmail.com>
Tested-by: default avatarDavid Ahern <dsahern@gmail.com>
Acked-by: default avatarMichael S. Tsirkin <mst@redhat.com>
Signed-off-by: default avatarJason Wang <jasowang@redhat.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 419fc888

drivers/net/virtio_net.c

+1 −1
Original line number Diff line number Diff line
@@ -787,7 +787,7 @@ static struct sk_buff *receive_mergeable(struct net_device *dev, 
			}

			*xdp_xmit = true;

			if (unlikely(xdp_page != page))

				goto err_xdp;

				put_page(page);

			rcu_read_unlock();

			goto xdp_xmit;

		default: