vhost: fix socket initial value

By default, a vhost socket is created without attaching VDPA device,
this patch fixes the initial value of vdpa_dev_id.

Fixes: b4953225cea4 ("vhost: add APIs for datapath configuration")
Cc: stable@dpdk.org
Signed-off-by: Xiao Wang <xiao.w.wang@intel.com>
Reviewed-by: Tiwei Bie <tiwei.bie@intel.com>

diff --git a/lib/librte_vhost/socket.c b/lib/librte_vhost/socket.c
index ece9d5d..8bc1e3a 100644 (file)
--- a/lib/librte_vhost/socket.c
+++ b/lib/librte_vhost/socket.c
@@ -877,6 +877,7 @@ rte_vhost_driver_register(const char *path, uint64_t flags)
                        "error: failed to init connection mutex\n");
                goto out_free;
        }
+       vsocket->vdpa_dev_id = -1;
        vsocket->dequeue_zero_copy = flags & RTE_VHOST_USER_DEQUEUE_ZERO_COPY;
        vsocket->extbuf = flags & RTE_VHOST_USER_EXTBUF_SUPPORT;
        vsocket->linearbuf = flags & RTE_VHOST_USER_LINEARBUF_SUPPORT;