diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/dpif-linux.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/lib/dpif-linux.c b/lib/dpif-linux.c index 317274e3..79ba67d8 100644 --- a/lib/dpif-linux.c +++ b/lib/dpif-linux.c @@ -457,9 +457,15 @@ dpif_linux_port_query__(const struct dpif *dpif, uint32_t port_no, error = dpif_linux_vport_transact(&request, &reply, &buf); if (!error) { - dpif_port->name = xstrdup(reply.name); - dpif_port->type = xstrdup(netdev_vport_get_netdev_type(&reply)); - dpif_port->port_no = reply.port_no; + if (reply.dp_ifindex != request.dp_ifindex) { + /* A query by name reported that 'port_name' is in some datapath + * other than 'dpif', but the caller wants to know about 'dpif'. */ + error = ENODEV; + } else { + dpif_port->name = xstrdup(reply.name); + dpif_port->type = xstrdup(netdev_vport_get_netdev_type(&reply)); + dpif_port->port_no = reply.port_no; + } ofpbuf_delete(buf); } return error; |