TOMOYO: Add mount restriction.

mount(2) has three string and one numeric parameters.
Split mount restriction code from security/tomoyo/file.c .

Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Signed-off-by: James Morris <jmorris@namei.org>

1 files changed, 10 insertions, 0 deletions

diff --git a/security/tomoyo/gc.c b/security/tomoyo/gc.c
index 78100180d23d..be2d3b935533 100644
--- a/security/tomoyo/gc.c
+++ b/security/tomoyo/gc.c
@@ -124,6 +124,16 @@ static void tomoyo_del_acl(struct tomoyo_acl_info *acl)
                         tomoyo_put_number_union(&entry->minor);
                 }
                 break;
+        case TOMOYO_TYPE_MOUNT_ACL:
+                {
+                        struct tomoyo_mount_acl *entry
+                                = container_of(acl, typeof(*entry), head);
+                        tomoyo_put_name_union(&entry->dev_name);
+                        tomoyo_put_name_union(&entry->dir_name);
+                        tomoyo_put_name_union(&entry->fs_type);
+                        tomoyo_put_number_union(&entry->flags);
+                }
+                break;
         default:
                 printk(KERN_WARNING "Unknown type\n");
                 break;