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authorAl Viro <viro@zeniv.linux.org.uk>2014-12-24 14:56:48 -0500
committerAl Viro <viro@zeniv.linux.org.uk>2015-01-25 23:16:25 -0500
commitad52184b705c1048aa01225eccde119ef5c93000 (patch)
tree277863bcb923760dae10dfef1e647bdd5b23e314 /security
parentfb32c76d16aa40f3057f53273ac483a8e2468004 (diff)
selinuxfs: don't open-code d_genocide()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'security')
-rw-r--r--security/selinux/selinuxfs.c52
1 files changed, 3 insertions, 49 deletions
diff --git a/security/selinux/selinuxfs.c b/security/selinux/selinuxfs.c
index 33db1ad4fd10..1684bcc78b34 100644
--- a/security/selinux/selinuxfs.c
+++ b/security/selinux/selinuxfs.c
@@ -1195,30 +1195,8 @@ static const struct file_operations sel_commit_bools_ops = {
static void sel_remove_entries(struct dentry *de)
{
- struct list_head *node;
-
- spin_lock(&de->d_lock);
- node = de->d_subdirs.next;
- while (node != &de->d_subdirs) {
- struct dentry *d = list_entry(node, struct dentry, d_child);
-
- spin_lock_nested(&d->d_lock, DENTRY_D_LOCK_NESTED);
- list_del_init(node);
-
- if (d->d_inode) {
- dget_dlock(d);
- spin_unlock(&de->d_lock);
- spin_unlock(&d->d_lock);
- d_delete(d);
- simple_unlink(de->d_inode, d);
- dput(d);
- spin_lock(&de->d_lock);
- } else
- spin_unlock(&d->d_lock);
- node = de->d_subdirs.next;
- }
-
- spin_unlock(&de->d_lock);
+ d_genocide(de);
+ shrink_dcache_parent(de);
}
#define BOOL_DIR_NAME "booleans"
@@ -1668,37 +1646,13 @@ static int sel_make_class_dir_entries(char *classname, int index,
return rc;
}
-static void sel_remove_classes(void)
-{
- struct list_head *class_node;
-
- list_for_each(class_node, &class_dir->d_subdirs) {
- struct dentry *class_subdir = list_entry(class_node,
- struct dentry, d_child);
- struct list_head *class_subdir_node;
-
- list_for_each(class_subdir_node, &class_subdir->d_subdirs) {
- struct dentry *d = list_entry(class_subdir_node,
- struct dentry, d_child);
-
- if (d->d_inode)
- if (d->d_inode->i_mode & S_IFDIR)
- sel_remove_entries(d);
- }
-
- sel_remove_entries(class_subdir);
- }
-
- sel_remove_entries(class_dir);
-}
-
static int sel_make_classes(void)
{
int rc, nclasses, i;
char **classes;
/* delete any existing entries */
- sel_remove_classes();
+ sel_remove_entries(class_dir);
rc = security_get_classes(&classes, &nclasses);
if (rc)

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