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| author | Al Viro <viro@zeniv.linux.org.uk> | 2017-01-09 04:35:31 +0100 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2017-01-09 04:35:31 +0100 |
| commit | ad1633a151df9869a222bd99ba04643dc2e0052b (patch) | |
| tree | b517b922d08b3389941e8d736bb207f6d28834b7 /fs/namei.c | |
| parent | Linux 4.10-rc1 (diff) | |
| download | linux-ad1633a151df9869a222bd99ba04643dc2e0052b.tar.xz linux-ad1633a151df9869a222bd99ba04643dc2e0052b.zip | |
namei: fold unlazy_link() into its sole caller
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/namei.c')
| -rw-r--r-- | fs/namei.c | 32 |
1 files changed, 11 insertions, 21 deletions
diff --git a/fs/namei.c b/fs/namei.c index ad74877e1442..f08eca2b788b 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -749,24 +749,6 @@ drop_root_mnt: return -ECHILD; } -static int unlazy_link(struct nameidata *nd, struct path *link, unsigned seq) -{ - 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; - if (!(nd->flags & LOOKUP_ROOT)) - nd->root.mnt = NULL; - rcu_read_unlock(); - } else if (likely(unlazy_walk(nd, NULL, 0)) == 0) { - return 0; - } - path_put(link); - return -ECHILD; -} - static inline int d_revalidate(struct dentry *dentry, unsigned int flags) { return dentry->d_op->d_revalidate(dentry, flags); @@ -1706,9 +1688,17 @@ static int pick_link(struct nameidata *nd, struct path *link, error = nd_alloc_stack(nd); if (unlikely(error)) { if (error == -ECHILD) { - if (unlikely(unlazy_link(nd, link, seq))) - return -ECHILD; - error = nd_alloc_stack(nd); + 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; + if (!(nd->flags & LOOKUP_ROOT)) + nd->root.mnt = NULL; + rcu_read_unlock(); + } else if (likely(unlazy_walk(nd, NULL, 0)) == 0) + error = nd_alloc_stack(nd); } if (error) { path_put(link); |