diff options
Diffstat (limited to 'sys/kern/uipc_mqueue.c')
| -rw-r--r-- | sys/kern/uipc_mqueue.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/sys/kern/uipc_mqueue.c b/sys/kern/uipc_mqueue.c index 3439dbc571fa..45162129647e 100644 --- a/sys/kern/uipc_mqueue.c +++ b/sys/kern/uipc_mqueue.c @@ -717,6 +717,12 @@ mqfs_allocv(struct mount *mp, struct vnode **vpp, struct mqfs_node *pn) error = getnewvnode("mqueue", mp, &mqfs_vnodeops, vpp); if (error) return (error); + vn_lock(*vpp, LK_EXCLUSIVE | LK_RETRY, curthread); + error = insmntque(*vpp, mp); + if (error != 0) { + *vpp = NULLVP; + return (error); + } vd = uma_zalloc(mvdata_zone, M_WAITOK); (*vpp)->v_data = vd; vd->mv_vnode = *vpp; @@ -744,7 +750,6 @@ mqfs_allocv(struct mount *mp, struct vnode **vpp, struct mqfs_node *pn) default: panic("%s has unexpected type: %d", pn->mn_name, pn->mn_type); } - vn_lock(*vpp, LK_RETRY | LK_EXCLUSIVE, curthread); return (0); } |