diff --git a/fs/namei.c b/fs/namei.c index 98e24fdb22c10cd7008b994274ffc5bf4fe52aaa..98b5c4609f25235f97d158bc791781ca5af7b8cc 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -635,6 +635,11 @@ static inline bool legitimize_path(struct nameidata *nd, static bool legitimize_links(struct nameidata *nd) { int i; + if (unlikely(nd->flags & LOOKUP_CACHED)) { + drop_links(nd); + nd->depth = 0; + return false; + } for (i = 0; i < nd->depth; i++) { struct saved *last = nd->stack + i; if (unlikely(!legitimize_path(nd, &last->link, last->seq))) { @@ -691,8 +696,6 @@ static bool try_to_unlazy(struct nameidata *nd) BUG_ON(!(nd->flags & LOOKUP_RCU)); nd->flags &= ~LOOKUP_RCU; - if (nd->flags & LOOKUP_CACHED) - goto out1; if (unlikely(!legitimize_links(nd))) goto out1; if (unlikely(!legitimize_path(nd, &nd->path, nd->seq))) @@ -729,8 +732,6 @@ static int unlazy_child(struct nameidata *nd, struct dentry *dentry, unsigned se BUG_ON(!(nd->flags & LOOKUP_RCU)); nd->flags &= ~LOOKUP_RCU; - if (nd->flags & LOOKUP_CACHED) - goto out2; if (unlikely(!legitimize_links(nd))) goto out2; if (unlikely(!legitimize_mnt(nd->path.mnt, nd->m_seq)))