vhost: fix mergeable bufs on BE hosts
authorMichael S. Tsirkin <mst@redhat.com>
Wed, 24 Oct 2012 18:37:51 +0000 (20:37 +0200)
committerDavid S. Miller <davem@davemloft.net>
Thu, 25 Oct 2012 03:19:30 +0000 (23:19 -0400)
We copy head count to a 16 bit field, this works by chance on LE but on
BE guest gets 0. Fix it up.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Tested-by: Alexander Graf <agraf@suse.de>
Cc: stable@vger.kernel.org
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/vhost/net.c

index 072cbbadbc3683ef75fd6ff2420e40463b8f722e..7f93f34b7f913e188aa31fbe82372f409817e9dd 100644 (file)
@@ -379,7 +379,8 @@ static void handle_rx(struct vhost_net *net)
                .hdr.gso_type = VIRTIO_NET_HDR_GSO_NONE
        };
        size_t total_len = 0;
-       int err, headcount, mergeable;
+       int err, mergeable;
+       s16 headcount;
        size_t vhost_hlen, sock_hlen;
        size_t vhost_len, sock_len;
        /* TODO: check that we are running from vhost_worker? */