diff options
Diffstat (limited to 'drivers/vhost/net.c')
| -rw-r--r-- | drivers/vhost/net.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/vhost/net.c b/drivers/vhost/net.c index b07d96b8c0d..8cf5aece8c8 100644 --- a/drivers/vhost/net.c +++ b/drivers/vhost/net.c @@ -1054,6 +1054,10 @@ static long vhost_net_set_owner(struct vhost_net *n) int r; mutex_lock(&n->dev.mutex); + if (vhost_dev_has_owner(&n->dev)) { + r = -EBUSY; + goto out; + } r = vhost_net_set_ubuf_info(n); if (r) goto out; |