vhost: fix message payload union in setting ring address

vhost_user_set_vring_addr() uses the msg->payload.addr union member, not
msg->payload.state.  Luckily the offset of the 'index' field is
identical in both structs, so there was never any buggy behavior.

Fixes: 5cd690e4fda9 ("vhost: fix vring addresses not translated")
Cc: stable@dpdk.org
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>

diff --git a/lib/librte_vhost/vhost_user.c b/lib/librte_vhost/vhost_user.c
index 1a67e2c..82fb517 100644 (file)
--- a/lib/librte_vhost/vhost_user.c
+++ b/lib/librte_vhost/vhost_user.c
@@ -517,7 +517,7 @@ vhost_user_set_vring_addr(struct virtio_net **pdev, VhostUserMsg *msg)
 
        if (vq->enabled && (dev->features &
                                (1ULL << VHOST_USER_F_PROTOCOL_FEATURES))) {
-               dev = translate_ring_addresses(dev, msg->payload.state.index);
+               dev = translate_ring_addresses(dev, msg->payload.addr.index);
                if (!dev)
                        return -1;