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-rw-r--r--fs/kernfs/dir.c24
1 files changed, 13 insertions, 11 deletions
diff --git a/fs/kernfs/dir.c b/fs/kernfs/dir.c
index 1e7a74b8e064..016ba88f7335 100644
--- a/fs/kernfs/dir.c
+++ b/fs/kernfs/dir.c
@@ -532,9 +532,6 @@ void kernfs_put(struct kernfs_node *kn)
kfree_const(kn->name);
if (kn->iattr) {
- if (kn->iattr->ia_secdata)
- security_release_secctx(kn->iattr->ia_secdata,
- kn->iattr->ia_secdata_len);
simple_xattrs_free(&kn->iattr->xattrs);
kmem_cache_free(kernfs_iattrs_cache, kn->iattr);
}
@@ -618,6 +615,7 @@ struct kernfs_node *kernfs_node_from_dentry(struct dentry *dentry)
}
static struct kernfs_node *__kernfs_new_node(struct kernfs_root *root,
+ struct kernfs_node *parent,
const char *name, umode_t mode,
kuid_t uid, kgid_t gid,
unsigned flags)
@@ -673,6 +671,12 @@ static struct kernfs_node *__kernfs_new_node(struct kernfs_root *root,
goto err_out3;
}
+ if (parent) {
+ ret = security_kernfs_init_security(parent, kn);
+ if (ret)
+ goto err_out3;
+ }
+
return kn;
err_out3:
@@ -691,7 +695,7 @@ struct kernfs_node *kernfs_new_node(struct kernfs_node *parent,
{
struct kernfs_node *kn;
- kn = __kernfs_new_node(kernfs_root(parent),
+ kn = __kernfs_new_node(kernfs_root(parent), parent,
name, mode, uid, gid, flags);
if (kn) {
kernfs_get(parent);
@@ -794,9 +798,8 @@ int kernfs_add_one(struct kernfs_node *kn)
/* Update timestamps on the parent */
ps_iattr = parent->iattr;
if (ps_iattr) {
- struct iattr *ps_iattrs = &ps_iattr->ia_iattr;
- ktime_get_real_ts64(&ps_iattrs->ia_ctime);
- ps_iattrs->ia_mtime = ps_iattrs->ia_ctime;
+ ktime_get_real_ts64(&ps_iattr->ia_ctime);
+ ps_iattr->ia_mtime = ps_iattr->ia_ctime;
}
mutex_unlock(&kernfs_mutex);
@@ -961,7 +964,7 @@ struct kernfs_root *kernfs_create_root(struct kernfs_syscall_ops *scops,
INIT_LIST_HEAD(&root->supers);
root->next_generation = 1;
- kn = __kernfs_new_node(root, "", S_IFDIR | S_IRUGO | S_IXUGO,
+ kn = __kernfs_new_node(root, NULL, "", S_IFDIR | S_IRUGO | S_IXUGO,
GLOBAL_ROOT_UID, GLOBAL_ROOT_GID,
KERNFS_DIR);
if (!kn) {
@@ -1328,9 +1331,8 @@ static void __kernfs_remove(struct kernfs_node *kn)
/* update timestamps on the parent */
if (ps_iattr) {
- ktime_get_real_ts64(&ps_iattr->ia_iattr.ia_ctime);
- ps_iattr->ia_iattr.ia_mtime =
- ps_iattr->ia_iattr.ia_ctime;
+ ktime_get_real_ts64(&ps_iattr->ia_ctime);
+ ps_iattr->ia_mtime = ps_iattr->ia_ctime;
}
kernfs_put(pos);