No need for crossing to mountpoint in audit_tag_tree()

is_under() will DTRT anyway.  And yes, is_subdir() behaviour
is intentional.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

diff --git a/fs/dcache.c b/fs/dcache.c
index 761d30b..1fcffeb 100644 (file)
--- a/fs/dcache.c
+++ b/fs/dcache.c
@@ -2149,7 +2149,6 @@ int is_subdir(struct dentry *new_dentry, struct dentry *old_dentry)
        int result;
        unsigned long seq;
 
-       /* FIXME: This is old behavior, needed? Please check callers. */
        if (new_dentry == old_dentry)
                return 1;
 

diff --git a/kernel/audit_tree.c b/kernel/audit_tree.c
index 917ab95..6e73517 100644 (file)
--- a/kernel/audit_tree.c
+++ b/kernel/audit_tree.c
@@ -734,9 +734,6 @@ int audit_tag_tree(char *old, char *new)
        dentry = dget(path.dentry);
        path_put(&path);
 
-       if (dentry == tagged->mnt_root && dentry == mnt->mnt_root)
-               follow_up(&mnt, &dentry);
-
        list_add_tail(&list, &tagged->mnt_list);
 
        mutex_lock(&audit_filter_mutex);