struct lu_name *lname = NULL;
const char *name = NULL;
int namelen = 0;
- struct mdt_lock_handle *lhp;
+ struct mdt_lock_handle *lhp = NULL;
struct ldlm_lock *lock;
struct ldlm_res_id *res_id;
int is_resent;
RETURN(rc);
}
- /* step 1: lock parent */
- lhp = &info->mti_lh[MDT_LH_PARENT];
- mdt_lock_pdo_init(lhp, LCK_PR, name, namelen);
- rc = mdt_object_lock(info, parent, lhp, MDS_INODELOCK_UPDATE,
- MDT_LOCAL_LOCK);
-
- if (unlikely(rc != 0))
- RETURN(rc);
-
if (lname) {
+ /* step 1: lock parent */
+ lhp = &info->mti_lh[MDT_LH_PARENT];
+ mdt_lock_pdo_init(lhp, LCK_PR, name, namelen);
+ rc = mdt_object_lock(info, parent, lhp, MDS_INODELOCK_UPDATE,
+ MDT_LOCAL_LOCK);
+ if (unlikely(rc != 0))
+ RETURN(rc);
+
/* step 2: lookup child's fid by name */
rc = mdo_lookup(info->mti_env, next, lname, child_fid,
&info->mti_spec);
out_child:
mdt_object_put(info->mti_env, child);
out_parent:
- mdt_object_unlock(info, parent, lhp, 1);
+ if (lhp)
+ mdt_object_unlock(info, parent, lhp, 1);
return rc;
}