diff options
Diffstat (limited to 'fs/namei.c')
| -rw-r--r-- | fs/namei.c | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/fs/namei.c b/fs/namei.c index 0ce515e03e11..1f3d3981fe02 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -1597,14 +1597,13 @@ static const char *pick_link(struct nameidata *nd, struct path *link, error = nd_alloc_stack(nd); if (unlikely(error)) { if (error == -ECHILD) { - if (unlikely(!legitimize_path(nd, link, seq))) { - drop_links(nd); - nd->depth = 0; - nd->flags &= ~LOOKUP_RCU; - nd->path.mnt = NULL; - nd->path.dentry = NULL; - rcu_read_unlock(); - } else if (likely(unlazy_walk(nd)) == 0) + // we must grab link first + bool grabbed_link = legitimize_path(nd, link, seq); + // ... and we must unlazy to be able to clean up + error = unlazy_walk(nd); + if (unlikely(!grabbed_link)) + error = -ECHILD; + if (!error) error = nd_alloc_stack(nd); } if (error) { |