diff options
| -rw-r--r-- | fs/kernfs/dir.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/fs/kernfs/dir.c b/fs/kernfs/dir.c index 8ba2f2f3da9e..6d47b8469642 100644 --- a/fs/kernfs/dir.c +++ b/fs/kernfs/dir.c @@ -698,6 +698,9 @@ static struct kernfs_node *__kernfs_new_node(struct kernfs_root *root, } if (parent) { + kernfs_get(parent); + rcu_assign_pointer(kn->__parent, parent); + ret = security_kernfs_init_security(parent, kn); if (ret) goto err_out4; @@ -706,6 +709,8 @@ static struct kernfs_node *__kernfs_new_node(struct kernfs_root *root, return kn; err_out4: + RCU_INIT_POINTER(kn->__parent, NULL); + kernfs_put(parent); if (kn->iattr) { simple_xattrs_free(&root->xa_cache, &kn->iattr->xattrs, NULL); kmem_cache_free(kernfs_iattrs_cache, kn->iattr); @@ -742,10 +747,6 @@ struct kernfs_node *kernfs_new_node(struct kernfs_node *parent, kn = __kernfs_new_node(kernfs_root(parent), parent, name, mode, uid, gid, flags); - if (kn) { - kernfs_get(parent); - rcu_assign_pointer(kn->__parent, parent); - } return kn; } |