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| author | Frederic Weisbecker <fweisbec@gmail.com> | 2010-02-27 16:18:46 +0100 |
|---|---|---|
| committer | Frederic Weisbecker <fweisbec@gmail.com> | 2010-02-27 16:18:46 +0100 |
| commit | 018cbffe6819f6f8db20a0a3acd9bab9bfd667e4 (patch) | |
| tree | fadde2521591998dc653fa094c636e8a547e620d /fs/namei.c | |
| parent | 1dd2980d990068e20045b90c424518cc7f3657ff (diff) | |
| parent | 60b341b778cc2929df16c0a504c91621b3c6a4ad (diff) | |
| download | linux-018cbffe6819f6f8db20a0a3acd9bab9bfd667e4.tar.bz2 | |
Merge commit 'v2.6.33' into perf/core
Merge reason:
__percpu annotations need the corresponding sparse address
space definition upstream.
Conflicts:
tools/perf/util/probe-event.c (trivial)
Diffstat (limited to 'fs/namei.c')
| -rw-r--r-- | fs/namei.c | 20 |
1 files changed, 14 insertions, 6 deletions
diff --git a/fs/namei.c b/fs/namei.c index 94a5e60779f9..a4855af776a8 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -823,6 +823,17 @@ fail: } /* + * This is a temporary kludge to deal with "automount" symlinks; proper + * solution is to trigger them on follow_mount(), so that do_lookup() + * would DTRT. To be killed before 2.6.34-final. + */ +static inline int follow_on_final(struct inode *inode, unsigned lookup_flags) +{ + return inode && unlikely(inode->i_op->follow_link) && + ((lookup_flags & LOOKUP_FOLLOW) || S_ISDIR(inode->i_mode)); +} + +/* * Name resolution. * This is the basic name resolution function, turning a pathname into * the final dentry. We expect 'base' to be positive and a directory. @@ -942,8 +953,7 @@ last_component: if (err) break; inode = next.dentry->d_inode; - if ((lookup_flags & LOOKUP_FOLLOW) - && inode && inode->i_op->follow_link) { + if (follow_on_final(inode, lookup_flags)) { err = do_follow_link(&next, nd); if (err) goto return_err; @@ -1736,8 +1746,7 @@ do_last: if (nd.root.mnt) path_put(&nd.root); if (!IS_ERR(filp)) { - error = ima_path_check(&filp->f_path, filp->f_mode & - (MAY_READ | MAY_WRITE | MAY_EXEC)); + error = ima_file_check(filp, acc_mode); if (error) { fput(filp); filp = ERR_PTR(error); @@ -1797,8 +1806,7 @@ ok: } filp = nameidata_to_filp(&nd); if (!IS_ERR(filp)) { - error = ima_path_check(&filp->f_path, filp->f_mode & - (MAY_READ | MAY_WRITE | MAY_EXEC)); + error = ima_file_check(filp, acc_mode); if (error) { fput(filp); filp = ERR_PTR(error); |