diff options
Diffstat (limited to 'sys/kern/vfs_extattr.c')
| -rw-r--r-- | sys/kern/vfs_extattr.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/sys/kern/vfs_extattr.c b/sys/kern/vfs_extattr.c index e1b2d7f..5ad587c 100644 --- a/sys/kern/vfs_extattr.c +++ b/sys/kern/vfs_extattr.c @@ -1027,10 +1027,12 @@ kern_link(struct thread *td, char *path, char *link, enum uio_seg segflg) if (nd.ni_vp != NULL) { vrele(nd.ni_vp); error = EEXIST; - } else { + } else if ((error = vn_lock(vp, LK_EXCLUSIVE | LK_RETRY, td)) + == 0) { VOP_LEASE(nd.ni_dvp, td, td->td_ucred, LEASE_WRITE); VOP_LEASE(vp, td, td->td_ucred, LEASE_WRITE); error = VOP_LINK(nd.ni_dvp, vp, &nd.ni_cnd); + VOP_UNLOCK(vp, 0, td); } NDFREE(&nd, NDF_ONLY_PNBUF); vput(nd.ni_dvp); |
