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| author |   Al Viro <viro@zeniv.linux.org.uk> | 2011-02-22 21:24:38 -0500 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2011-03-14 09:15:24 -0400 |
| commit | 36f3b4f69070fee7c647bab5dc4408990bb3606c (patch) | |
| tree | 47431f3ae87bd5c81a157287d2d433386e9bbf6f /fs/namei.c | |
| parent | pull dropping RCU on success of link_path_walk() into path_lookupat() (diff) | |
| download | linux-dev-36f3b4f69070fee7c647bab5dc4408990bb3606c.tar.xz linux-dev-36f3b4f69070fee7c647bab5dc4408990bb3606c.zip | |
pull security_inode_follow_link() into __do_follow_link()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/namei.c')
| -rw-r--r-- | fs/namei.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/fs/namei.c b/fs/namei.c index 8f10a9ff9f6b..f956567270bb 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -754,6 +754,13 @@ __do_follow_link(const struct path *link, struct nameidata *nd, void **p) if (link->mnt == nd->path.mnt) mntget(link->mnt); + error = security_inode_follow_link(link->dentry, nd); + if (error) { + *p = ERR_PTR(error); /* no ->put_link(), please */ + path_put(&nd->path); + return error; + } + nd->last_type = LAST_BIND; *p = dentry->d_inode->i_op->follow_link(dentry, nd); error = PTR_ERR(*p); @@ -791,9 +798,6 @@ static inline int do_follow_link(struct inode *inode, struct path *path, struct goto loop; BUG_ON(nd->depth >= MAX_NESTED_LINKS); cond_resched(); - err = security_inode_follow_link(path->dentry, nd); - if (err) - goto loop; current->link_count++; current->total_link_count++; nd->depth++; @@ -2420,9 +2424,6 @@ reval: * just set LAST_BIND. */ nd.flags |= LOOKUP_PARENT; - error = security_inode_follow_link(link.dentry, &nd); - if (error) - goto exit_dput; error = __do_follow_link(&link, &nd, &cookie); if (unlikely(error)) { if (!IS_ERR(cookie) && linki->i_op->put_link) |