Currently, postcopy_ufd is initialized to 0 implicitly, so fd 0 could be closed unexpectedly by vhost_backend_cleanup(). Fix this issue by initializing postcopy_ufd to -1 explicitly.
Fixes: 9eefef3b5970 ("vhost: introduce postcopy advise message") Signed-off-by: Tiwei Bie <tiwei....@intel.com> --- lib/librte_vhost/vhost.c | 1 + 1 file changed, 1 insertion(+) diff --git a/lib/librte_vhost/vhost.c b/lib/librte_vhost/vhost.c index 047ee535c..70ac6bc9c 100644 --- a/lib/librte_vhost/vhost.c +++ b/lib/librte_vhost/vhost.c @@ -344,6 +344,7 @@ vhost_new_device(void) dev->flags = VIRTIO_DEV_BUILTIN_VIRTIO_NET; dev->slave_req_fd = -1; dev->vdpa_dev_id = -1; + dev->postcopy_ufd = -1; rte_spinlock_init(&dev->slave_req_lock); return i; -- 2.19.1