diff options
| author | Al Viro <viro@zeniv.linux.org.uk> | 2013-09-10 12:00:43 -0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2013-09-10 17:06:45 -0400 |
| commit | 443ed254c32ae9abf2f984038f656f3283aff759 (patch) | |
| tree | e773ecc9866cfebb4cdce559b347820499945345 /fs | |
| parent | 4aa32895c3f924c34b9275ca28be534a8a0c624b (diff) | |
... and fold the renamed __vfs_follow_link() into its only caller
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/namei.c | 38 |
1 files changed, 14 insertions, 24 deletions
diff --git a/fs/namei.c b/fs/namei.c index b0b2cf25075..841c8d9286c 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -660,29 +660,6 @@ static __always_inline void set_root_rcu(struct nameidata *nd) } } -static __always_inline int __follow_link(struct nameidata *nd, const char *link) -{ - int ret; - - if (IS_ERR(link)) - goto fail; - - if (*link == '/') { - set_root(nd); - path_put(&nd->path); - nd->path = nd->root; - path_get(&nd->root); - nd->flags |= LOOKUP_JUMPED; - } - nd->inode = nd->path.dentry->d_inode; - - ret = link_path_walk(link, nd); - return ret; -fail: - path_put(&nd->path); - return PTR_ERR(link); -} - static void path_put_conditional(struct path *path, struct nameidata *nd) { dput(path->dentry); @@ -874,7 +851,20 @@ follow_link(struct path *link, struct nameidata *nd, void **p) error = 0; s = nd_get_link(nd); if (s) { - error = __follow_link(nd, s); + if (unlikely(IS_ERR(s))) { + path_put(&nd->path); + put_link(nd, link, *p); + return PTR_ERR(s); + } + if (*s == '/') { + set_root(nd); + path_put(&nd->path); + nd->path = nd->root; + path_get(&nd->root); + nd->flags |= LOOKUP_JUMPED; + } + nd->inode = nd->path.dentry->d_inode; + error = link_path_walk(s, nd); if (unlikely(error)) put_link(nd, link, *p); } |