[PATCH] security: enable atomic inode security labeling
[linux-2.6.git] / security / dummy.c
1 /*
2  * Stub functions for the default security function pointers in case no
3  * security model is loaded.
4  *
5  * Copyright (C) 2001 WireX Communications, Inc <chris@wirex.com>
6  * Copyright (C) 2001-2002  Greg Kroah-Hartman <greg@kroah.com>
7  * Copyright (C) 2001 Networks Associates Technology, Inc <ssmalley@nai.com>
8  *
9  *      This program is free software; you can redistribute it and/or modify
10  *      it under the terms of the GNU General Public License as published by
11  *      the Free Software Foundation; either version 2 of the License, or
12  *      (at your option) any later version.
13  */
14
15 #undef DEBUG
16
17 #include <linux/config.h>
18 #include <linux/module.h>
19 #include <linux/kernel.h>
20 #include <linux/mman.h>
21 #include <linux/pagemap.h>
22 #include <linux/swap.h>
23 #include <linux/security.h>
24 #include <linux/skbuff.h>
25 #include <linux/netlink.h>
26 #include <net/sock.h>
27 #include <linux/xattr.h>
28 #include <linux/hugetlb.h>
29 #include <linux/ptrace.h>
30 #include <linux/file.h>
31
32 static int dummy_ptrace (struct task_struct *parent, struct task_struct *child)
33 {
34         return 0;
35 }
36
37 static int dummy_capget (struct task_struct *target, kernel_cap_t * effective,
38                          kernel_cap_t * inheritable, kernel_cap_t * permitted)
39 {
40         *effective = *inheritable = *permitted = 0;
41         if (!issecure(SECURE_NOROOT)) {
42                 if (target->euid == 0) {
43                         *permitted |= (~0 & ~CAP_FS_MASK);
44                         *effective |= (~0 & ~CAP_TO_MASK(CAP_SETPCAP) & ~CAP_FS_MASK);
45                 }
46                 if (target->fsuid == 0) {
47                         *permitted |= CAP_FS_MASK;
48                         *effective |= CAP_FS_MASK;
49                 }
50         }
51         return 0;
52 }
53
54 static int dummy_capset_check (struct task_struct *target,
55                                kernel_cap_t * effective,
56                                kernel_cap_t * inheritable,
57                                kernel_cap_t * permitted)
58 {
59         return -EPERM;
60 }
61
62 static void dummy_capset_set (struct task_struct *target,
63                               kernel_cap_t * effective,
64                               kernel_cap_t * inheritable,
65                               kernel_cap_t * permitted)
66 {
67         return;
68 }
69
70 static int dummy_acct (struct file *file)
71 {
72         return 0;
73 }
74
75 static int dummy_capable (struct task_struct *tsk, int cap)
76 {
77         if (cap_raised (tsk->cap_effective, cap))
78                 return 0;
79         return -EPERM;
80 }
81
82 static int dummy_sysctl (ctl_table * table, int op)
83 {
84         return 0;
85 }
86
87 static int dummy_quotactl (int cmds, int type, int id, struct super_block *sb)
88 {
89         return 0;
90 }
91
92 static int dummy_quota_on (struct dentry *dentry)
93 {
94         return 0;
95 }
96
97 static int dummy_syslog (int type)
98 {
99         if ((type != 3 && type != 10) && current->euid)
100                 return -EPERM;
101         return 0;
102 }
103
104 static int dummy_settime(struct timespec *ts, struct timezone *tz)
105 {
106         if (!capable(CAP_SYS_TIME))
107                 return -EPERM;
108         return 0;
109 }
110
111 static int dummy_vm_enough_memory(long pages)
112 {
113         int cap_sys_admin = 0;
114
115         if (dummy_capable(current, CAP_SYS_ADMIN) == 0)
116                 cap_sys_admin = 1;
117         return __vm_enough_memory(pages, cap_sys_admin);
118 }
119
120 static int dummy_bprm_alloc_security (struct linux_binprm *bprm)
121 {
122         return 0;
123 }
124
125 static void dummy_bprm_free_security (struct linux_binprm *bprm)
126 {
127         return;
128 }
129
130 static void dummy_bprm_apply_creds (struct linux_binprm *bprm, int unsafe)
131 {
132         if (bprm->e_uid != current->uid || bprm->e_gid != current->gid) {
133                 current->mm->dumpable = suid_dumpable;
134
135                 if ((unsafe & ~LSM_UNSAFE_PTRACE_CAP) && !capable(CAP_SETUID)) {
136                         bprm->e_uid = current->uid;
137                         bprm->e_gid = current->gid;
138                 }
139         }
140
141         current->suid = current->euid = current->fsuid = bprm->e_uid;
142         current->sgid = current->egid = current->fsgid = bprm->e_gid;
143
144         dummy_capget(current, &current->cap_effective, &current->cap_inheritable, &current->cap_permitted);
145 }
146
147 static void dummy_bprm_post_apply_creds (struct linux_binprm *bprm)
148 {
149         return;
150 }
151
152 static int dummy_bprm_set_security (struct linux_binprm *bprm)
153 {
154         return 0;
155 }
156
157 static int dummy_bprm_check_security (struct linux_binprm *bprm)
158 {
159         return 0;
160 }
161
162 static int dummy_bprm_secureexec (struct linux_binprm *bprm)
163 {
164         /* The new userland will simply use the value provided
165            in the AT_SECURE field to decide whether secure mode
166            is required.  Hence, this logic is required to preserve
167            the legacy decision algorithm used by the old userland. */
168         return (current->euid != current->uid ||
169                 current->egid != current->gid);
170 }
171
172 static int dummy_sb_alloc_security (struct super_block *sb)
173 {
174         return 0;
175 }
176
177 static void dummy_sb_free_security (struct super_block *sb)
178 {
179         return;
180 }
181
182 static int dummy_sb_copy_data (struct file_system_type *type,
183                                void *orig, void *copy)
184 {
185         return 0;
186 }
187
188 static int dummy_sb_kern_mount (struct super_block *sb, void *data)
189 {
190         return 0;
191 }
192
193 static int dummy_sb_statfs (struct super_block *sb)
194 {
195         return 0;
196 }
197
198 static int dummy_sb_mount (char *dev_name, struct nameidata *nd, char *type,
199                            unsigned long flags, void *data)
200 {
201         return 0;
202 }
203
204 static int dummy_sb_check_sb (struct vfsmount *mnt, struct nameidata *nd)
205 {
206         return 0;
207 }
208
209 static int dummy_sb_umount (struct vfsmount *mnt, int flags)
210 {
211         return 0;
212 }
213
214 static void dummy_sb_umount_close (struct vfsmount *mnt)
215 {
216         return;
217 }
218
219 static void dummy_sb_umount_busy (struct vfsmount *mnt)
220 {
221         return;
222 }
223
224 static void dummy_sb_post_remount (struct vfsmount *mnt, unsigned long flags,
225                                    void *data)
226 {
227         return;
228 }
229
230
231 static void dummy_sb_post_mountroot (void)
232 {
233         return;
234 }
235
236 static void dummy_sb_post_addmount (struct vfsmount *mnt, struct nameidata *nd)
237 {
238         return;
239 }
240
241 static int dummy_sb_pivotroot (struct nameidata *old_nd, struct nameidata *new_nd)
242 {
243         return 0;
244 }
245
246 static void dummy_sb_post_pivotroot (struct nameidata *old_nd, struct nameidata *new_nd)
247 {
248         return;
249 }
250
251 static int dummy_inode_alloc_security (struct inode *inode)
252 {
253         return 0;
254 }
255
256 static void dummy_inode_free_security (struct inode *inode)
257 {
258         return;
259 }
260
261 static int dummy_inode_init_security (struct inode *inode, struct inode *dir,
262                                       char **name, void **value, size_t *len)
263 {
264         return -EOPNOTSUPP;
265 }
266
267 static int dummy_inode_create (struct inode *inode, struct dentry *dentry,
268                                int mask)
269 {
270         return 0;
271 }
272
273 static void dummy_inode_post_create (struct inode *inode, struct dentry *dentry,
274                                      int mask)
275 {
276         return;
277 }
278
279 static int dummy_inode_link (struct dentry *old_dentry, struct inode *inode,
280                              struct dentry *new_dentry)
281 {
282         return 0;
283 }
284
285 static void dummy_inode_post_link (struct dentry *old_dentry,
286                                    struct inode *inode,
287                                    struct dentry *new_dentry)
288 {
289         return;
290 }
291
292 static int dummy_inode_unlink (struct inode *inode, struct dentry *dentry)
293 {
294         return 0;
295 }
296
297 static int dummy_inode_symlink (struct inode *inode, struct dentry *dentry,
298                                 const char *name)
299 {
300         return 0;
301 }
302
303 static void dummy_inode_post_symlink (struct inode *inode,
304                                       struct dentry *dentry, const char *name)
305 {
306         return;
307 }
308
309 static int dummy_inode_mkdir (struct inode *inode, struct dentry *dentry,
310                               int mask)
311 {
312         return 0;
313 }
314
315 static void dummy_inode_post_mkdir (struct inode *inode, struct dentry *dentry,
316                                     int mask)
317 {
318         return;
319 }
320
321 static int dummy_inode_rmdir (struct inode *inode, struct dentry *dentry)
322 {
323         return 0;
324 }
325
326 static int dummy_inode_mknod (struct inode *inode, struct dentry *dentry,
327                               int mode, dev_t dev)
328 {
329         return 0;
330 }
331
332 static void dummy_inode_post_mknod (struct inode *inode, struct dentry *dentry,
333                                     int mode, dev_t dev)
334 {
335         return;
336 }
337
338 static int dummy_inode_rename (struct inode *old_inode,
339                                struct dentry *old_dentry,
340                                struct inode *new_inode,
341                                struct dentry *new_dentry)
342 {
343         return 0;
344 }
345
346 static void dummy_inode_post_rename (struct inode *old_inode,
347                                      struct dentry *old_dentry,
348                                      struct inode *new_inode,
349                                      struct dentry *new_dentry)
350 {
351         return;
352 }
353
354 static int dummy_inode_readlink (struct dentry *dentry)
355 {
356         return 0;
357 }
358
359 static int dummy_inode_follow_link (struct dentry *dentry,
360                                     struct nameidata *nameidata)
361 {
362         return 0;
363 }
364
365 static int dummy_inode_permission (struct inode *inode, int mask, struct nameidata *nd)
366 {
367         return 0;
368 }
369
370 static int dummy_inode_setattr (struct dentry *dentry, struct iattr *iattr)
371 {
372         return 0;
373 }
374
375 static int dummy_inode_getattr (struct vfsmount *mnt, struct dentry *dentry)
376 {
377         return 0;
378 }
379
380 static void dummy_inode_delete (struct inode *ino)
381 {
382         return;
383 }
384
385 static int dummy_inode_setxattr (struct dentry *dentry, char *name, void *value,
386                                 size_t size, int flags)
387 {
388         if (!strncmp(name, XATTR_SECURITY_PREFIX,
389                      sizeof(XATTR_SECURITY_PREFIX) - 1) &&
390             !capable(CAP_SYS_ADMIN))
391                 return -EPERM;
392         return 0;
393 }
394
395 static void dummy_inode_post_setxattr (struct dentry *dentry, char *name, void *value,
396                                        size_t size, int flags)
397 {
398 }
399
400 static int dummy_inode_getxattr (struct dentry *dentry, char *name)
401 {
402         return 0;
403 }
404
405 static int dummy_inode_listxattr (struct dentry *dentry)
406 {
407         return 0;
408 }
409
410 static int dummy_inode_removexattr (struct dentry *dentry, char *name)
411 {
412         if (!strncmp(name, XATTR_SECURITY_PREFIX,
413                      sizeof(XATTR_SECURITY_PREFIX) - 1) &&
414             !capable(CAP_SYS_ADMIN))
415                 return -EPERM;
416         return 0;
417 }
418
419 static int dummy_inode_getsecurity(struct inode *inode, const char *name, void *buffer, size_t size)
420 {
421         return -EOPNOTSUPP;
422 }
423
424 static int dummy_inode_setsecurity(struct inode *inode, const char *name, const void *value, size_t size, int flags)
425 {
426         return -EOPNOTSUPP;
427 }
428
429 static int dummy_inode_listsecurity(struct inode *inode, char *buffer, size_t buffer_size)
430 {
431         return 0;
432 }
433
434 static int dummy_file_permission (struct file *file, int mask)
435 {
436         return 0;
437 }
438
439 static int dummy_file_alloc_security (struct file *file)
440 {
441         return 0;
442 }
443
444 static void dummy_file_free_security (struct file *file)
445 {
446         return;
447 }
448
449 static int dummy_file_ioctl (struct file *file, unsigned int command,
450                              unsigned long arg)
451 {
452         return 0;
453 }
454
455 static int dummy_file_mmap (struct file *file, unsigned long reqprot,
456                             unsigned long prot,
457                             unsigned long flags)
458 {
459         return 0;
460 }
461
462 static int dummy_file_mprotect (struct vm_area_struct *vma,
463                                 unsigned long reqprot,
464                                 unsigned long prot)
465 {
466         return 0;
467 }
468
469 static int dummy_file_lock (struct file *file, unsigned int cmd)
470 {
471         return 0;
472 }
473
474 static int dummy_file_fcntl (struct file *file, unsigned int cmd,
475                              unsigned long arg)
476 {
477         return 0;
478 }
479
480 static int dummy_file_set_fowner (struct file *file)
481 {
482         return 0;
483 }
484
485 static int dummy_file_send_sigiotask (struct task_struct *tsk,
486                                       struct fown_struct *fown, int sig)
487 {
488         return 0;
489 }
490
491 static int dummy_file_receive (struct file *file)
492 {
493         return 0;
494 }
495
496 static int dummy_task_create (unsigned long clone_flags)
497 {
498         return 0;
499 }
500
501 static int dummy_task_alloc_security (struct task_struct *p)
502 {
503         return 0;
504 }
505
506 static void dummy_task_free_security (struct task_struct *p)
507 {
508         return;
509 }
510
511 static int dummy_task_setuid (uid_t id0, uid_t id1, uid_t id2, int flags)
512 {
513         return 0;
514 }
515
516 static int dummy_task_post_setuid (uid_t id0, uid_t id1, uid_t id2, int flags)
517 {
518         dummy_capget(current, &current->cap_effective, &current->cap_inheritable, &current->cap_permitted);
519         return 0;
520 }
521
522 static int dummy_task_setgid (gid_t id0, gid_t id1, gid_t id2, int flags)
523 {
524         return 0;
525 }
526
527 static int dummy_task_setpgid (struct task_struct *p, pid_t pgid)
528 {
529         return 0;
530 }
531
532 static int dummy_task_getpgid (struct task_struct *p)
533 {
534         return 0;
535 }
536
537 static int dummy_task_getsid (struct task_struct *p)
538 {
539         return 0;
540 }
541
542 static int dummy_task_setgroups (struct group_info *group_info)
543 {
544         return 0;
545 }
546
547 static int dummy_task_setnice (struct task_struct *p, int nice)
548 {
549         return 0;
550 }
551
552 static int dummy_task_setrlimit (unsigned int resource, struct rlimit *new_rlim)
553 {
554         return 0;
555 }
556
557 static int dummy_task_setscheduler (struct task_struct *p, int policy,
558                                     struct sched_param *lp)
559 {
560         return 0;
561 }
562
563 static int dummy_task_getscheduler (struct task_struct *p)
564 {
565         return 0;
566 }
567
568 static int dummy_task_wait (struct task_struct *p)
569 {
570         return 0;
571 }
572
573 static int dummy_task_kill (struct task_struct *p, struct siginfo *info,
574                             int sig)
575 {
576         return 0;
577 }
578
579 static int dummy_task_prctl (int option, unsigned long arg2, unsigned long arg3,
580                              unsigned long arg4, unsigned long arg5)
581 {
582         return 0;
583 }
584
585 static void dummy_task_reparent_to_init (struct task_struct *p)
586 {
587         p->euid = p->fsuid = 0;
588         return;
589 }
590
591 static void dummy_task_to_inode(struct task_struct *p, struct inode *inode)
592 { }
593
594 static int dummy_ipc_permission (struct kern_ipc_perm *ipcp, short flag)
595 {
596         return 0;
597 }
598
599 static int dummy_msg_msg_alloc_security (struct msg_msg *msg)
600 {
601         return 0;
602 }
603
604 static void dummy_msg_msg_free_security (struct msg_msg *msg)
605 {
606         return;
607 }
608
609 static int dummy_msg_queue_alloc_security (struct msg_queue *msq)
610 {
611         return 0;
612 }
613
614 static void dummy_msg_queue_free_security (struct msg_queue *msq)
615 {
616         return;
617 }
618
619 static int dummy_msg_queue_associate (struct msg_queue *msq, 
620                                       int msqflg)
621 {
622         return 0;
623 }
624
625 static int dummy_msg_queue_msgctl (struct msg_queue *msq, int cmd)
626 {
627         return 0;
628 }
629
630 static int dummy_msg_queue_msgsnd (struct msg_queue *msq, struct msg_msg *msg,
631                                    int msgflg)
632 {
633         return 0;
634 }
635
636 static int dummy_msg_queue_msgrcv (struct msg_queue *msq, struct msg_msg *msg,
637                                    struct task_struct *target, long type,
638                                    int mode)
639 {
640         return 0;
641 }
642
643 static int dummy_shm_alloc_security (struct shmid_kernel *shp)
644 {
645         return 0;
646 }
647
648 static void dummy_shm_free_security (struct shmid_kernel *shp)
649 {
650         return;
651 }
652
653 static int dummy_shm_associate (struct shmid_kernel *shp, int shmflg)
654 {
655         return 0;
656 }
657
658 static int dummy_shm_shmctl (struct shmid_kernel *shp, int cmd)
659 {
660         return 0;
661 }
662
663 static int dummy_shm_shmat (struct shmid_kernel *shp, char __user *shmaddr,
664                             int shmflg)
665 {
666         return 0;
667 }
668
669 static int dummy_sem_alloc_security (struct sem_array *sma)
670 {
671         return 0;
672 }
673
674 static void dummy_sem_free_security (struct sem_array *sma)
675 {
676         return;
677 }
678
679 static int dummy_sem_associate (struct sem_array *sma, int semflg)
680 {
681         return 0;
682 }
683
684 static int dummy_sem_semctl (struct sem_array *sma, int cmd)
685 {
686         return 0;
687 }
688
689 static int dummy_sem_semop (struct sem_array *sma, 
690                             struct sembuf *sops, unsigned nsops, int alter)
691 {
692         return 0;
693 }
694
695 static int dummy_netlink_send (struct sock *sk, struct sk_buff *skb)
696 {
697         NETLINK_CB(skb).eff_cap = current->cap_effective;
698         return 0;
699 }
700
701 static int dummy_netlink_recv (struct sk_buff *skb)
702 {
703         if (!cap_raised (NETLINK_CB (skb).eff_cap, CAP_NET_ADMIN))
704                 return -EPERM;
705         return 0;
706 }
707
708 #ifdef CONFIG_SECURITY_NETWORK
709 static int dummy_unix_stream_connect (struct socket *sock,
710                                       struct socket *other,
711                                       struct sock *newsk)
712 {
713         return 0;
714 }
715
716 static int dummy_unix_may_send (struct socket *sock,
717                                 struct socket *other)
718 {
719         return 0;
720 }
721
722 static int dummy_socket_create (int family, int type,
723                                 int protocol, int kern)
724 {
725         return 0;
726 }
727
728 static void dummy_socket_post_create (struct socket *sock, int family, int type,
729                                       int protocol, int kern)
730 {
731         return;
732 }
733
734 static int dummy_socket_bind (struct socket *sock, struct sockaddr *address,
735                               int addrlen)
736 {
737         return 0;
738 }
739
740 static int dummy_socket_connect (struct socket *sock, struct sockaddr *address,
741                                  int addrlen)
742 {
743         return 0;
744 }
745
746 static int dummy_socket_listen (struct socket *sock, int backlog)
747 {
748         return 0;
749 }
750
751 static int dummy_socket_accept (struct socket *sock, struct socket *newsock)
752 {
753         return 0;
754 }
755
756 static void dummy_socket_post_accept (struct socket *sock, 
757                                       struct socket *newsock)
758 {
759         return;
760 }
761
762 static int dummy_socket_sendmsg (struct socket *sock, struct msghdr *msg,
763                                  int size)
764 {
765         return 0;
766 }
767
768 static int dummy_socket_recvmsg (struct socket *sock, struct msghdr *msg,
769                                  int size, int flags)
770 {
771         return 0;
772 }
773
774 static int dummy_socket_getsockname (struct socket *sock)
775 {
776         return 0;
777 }
778
779 static int dummy_socket_getpeername (struct socket *sock)
780 {
781         return 0;
782 }
783
784 static int dummy_socket_setsockopt (struct socket *sock, int level, int optname)
785 {
786         return 0;
787 }
788
789 static int dummy_socket_getsockopt (struct socket *sock, int level, int optname)
790 {
791         return 0;
792 }
793
794 static int dummy_socket_shutdown (struct socket *sock, int how)
795 {
796         return 0;
797 }
798
799 static int dummy_socket_sock_rcv_skb (struct sock *sk, struct sk_buff *skb)
800 {
801         return 0;
802 }
803
804 static int dummy_socket_getpeersec(struct socket *sock, char __user *optval,
805                                    int __user *optlen, unsigned len)
806 {
807         return -ENOPROTOOPT;
808 }
809
810 static inline int dummy_sk_alloc_security (struct sock *sk, int family, int priority)
811 {
812         return 0;
813 }
814
815 static inline void dummy_sk_free_security (struct sock *sk)
816 {
817 }
818 #endif  /* CONFIG_SECURITY_NETWORK */
819
820 static int dummy_register_security (const char *name, struct security_operations *ops)
821 {
822         return -EINVAL;
823 }
824
825 static int dummy_unregister_security (const char *name, struct security_operations *ops)
826 {
827         return -EINVAL;
828 }
829
830 static void dummy_d_instantiate (struct dentry *dentry, struct inode *inode)
831 {
832         return;
833 }
834
835 static int dummy_getprocattr(struct task_struct *p, char *name, void *value, size_t size)
836 {
837         return -EINVAL;
838 }
839
840 static int dummy_setprocattr(struct task_struct *p, char *name, void *value, size_t size)
841 {
842         return -EINVAL;
843 }
844
845
846 struct security_operations dummy_security_ops;
847
848 #define set_to_dummy_if_null(ops, function)                             \
849         do {                                                            \
850                 if (!ops->function) {                                   \
851                         ops->function = dummy_##function;               \
852                         pr_debug("Had to override the " #function       \
853                                  " security operation with the dummy one.\n");\
854                         }                                               \
855         } while (0)
856
857 void security_fixup_ops (struct security_operations *ops)
858 {
859         set_to_dummy_if_null(ops, ptrace);
860         set_to_dummy_if_null(ops, capget);
861         set_to_dummy_if_null(ops, capset_check);
862         set_to_dummy_if_null(ops, capset_set);
863         set_to_dummy_if_null(ops, acct);
864         set_to_dummy_if_null(ops, capable);
865         set_to_dummy_if_null(ops, quotactl);
866         set_to_dummy_if_null(ops, quota_on);
867         set_to_dummy_if_null(ops, sysctl);
868         set_to_dummy_if_null(ops, syslog);
869         set_to_dummy_if_null(ops, settime);
870         set_to_dummy_if_null(ops, vm_enough_memory);
871         set_to_dummy_if_null(ops, bprm_alloc_security);
872         set_to_dummy_if_null(ops, bprm_free_security);
873         set_to_dummy_if_null(ops, bprm_apply_creds);
874         set_to_dummy_if_null(ops, bprm_post_apply_creds);
875         set_to_dummy_if_null(ops, bprm_set_security);
876         set_to_dummy_if_null(ops, bprm_check_security);
877         set_to_dummy_if_null(ops, bprm_secureexec);
878         set_to_dummy_if_null(ops, sb_alloc_security);
879         set_to_dummy_if_null(ops, sb_free_security);
880         set_to_dummy_if_null(ops, sb_copy_data);
881         set_to_dummy_if_null(ops, sb_kern_mount);
882         set_to_dummy_if_null(ops, sb_statfs);
883         set_to_dummy_if_null(ops, sb_mount);
884         set_to_dummy_if_null(ops, sb_check_sb);
885         set_to_dummy_if_null(ops, sb_umount);
886         set_to_dummy_if_null(ops, sb_umount_close);
887         set_to_dummy_if_null(ops, sb_umount_busy);
888         set_to_dummy_if_null(ops, sb_post_remount);
889         set_to_dummy_if_null(ops, sb_post_mountroot);
890         set_to_dummy_if_null(ops, sb_post_addmount);
891         set_to_dummy_if_null(ops, sb_pivotroot);
892         set_to_dummy_if_null(ops, sb_post_pivotroot);
893         set_to_dummy_if_null(ops, inode_alloc_security);
894         set_to_dummy_if_null(ops, inode_free_security);
895         set_to_dummy_if_null(ops, inode_init_security);
896         set_to_dummy_if_null(ops, inode_create);
897         set_to_dummy_if_null(ops, inode_post_create);
898         set_to_dummy_if_null(ops, inode_link);
899         set_to_dummy_if_null(ops, inode_post_link);
900         set_to_dummy_if_null(ops, inode_unlink);
901         set_to_dummy_if_null(ops, inode_symlink);
902         set_to_dummy_if_null(ops, inode_post_symlink);
903         set_to_dummy_if_null(ops, inode_mkdir);
904         set_to_dummy_if_null(ops, inode_post_mkdir);
905         set_to_dummy_if_null(ops, inode_rmdir);
906         set_to_dummy_if_null(ops, inode_mknod);
907         set_to_dummy_if_null(ops, inode_post_mknod);
908         set_to_dummy_if_null(ops, inode_rename);
909         set_to_dummy_if_null(ops, inode_post_rename);
910         set_to_dummy_if_null(ops, inode_readlink);
911         set_to_dummy_if_null(ops, inode_follow_link);
912         set_to_dummy_if_null(ops, inode_permission);
913         set_to_dummy_if_null(ops, inode_setattr);
914         set_to_dummy_if_null(ops, inode_getattr);
915         set_to_dummy_if_null(ops, inode_delete);
916         set_to_dummy_if_null(ops, inode_setxattr);
917         set_to_dummy_if_null(ops, inode_post_setxattr);
918         set_to_dummy_if_null(ops, inode_getxattr);
919         set_to_dummy_if_null(ops, inode_listxattr);
920         set_to_dummy_if_null(ops, inode_removexattr);
921         set_to_dummy_if_null(ops, inode_getsecurity);
922         set_to_dummy_if_null(ops, inode_setsecurity);
923         set_to_dummy_if_null(ops, inode_listsecurity);
924         set_to_dummy_if_null(ops, file_permission);
925         set_to_dummy_if_null(ops, file_alloc_security);
926         set_to_dummy_if_null(ops, file_free_security);
927         set_to_dummy_if_null(ops, file_ioctl);
928         set_to_dummy_if_null(ops, file_mmap);
929         set_to_dummy_if_null(ops, file_mprotect);
930         set_to_dummy_if_null(ops, file_lock);
931         set_to_dummy_if_null(ops, file_fcntl);
932         set_to_dummy_if_null(ops, file_set_fowner);
933         set_to_dummy_if_null(ops, file_send_sigiotask);
934         set_to_dummy_if_null(ops, file_receive);
935         set_to_dummy_if_null(ops, task_create);
936         set_to_dummy_if_null(ops, task_alloc_security);
937         set_to_dummy_if_null(ops, task_free_security);
938         set_to_dummy_if_null(ops, task_setuid);
939         set_to_dummy_if_null(ops, task_post_setuid);
940         set_to_dummy_if_null(ops, task_setgid);
941         set_to_dummy_if_null(ops, task_setpgid);
942         set_to_dummy_if_null(ops, task_getpgid);
943         set_to_dummy_if_null(ops, task_getsid);
944         set_to_dummy_if_null(ops, task_setgroups);
945         set_to_dummy_if_null(ops, task_setnice);
946         set_to_dummy_if_null(ops, task_setrlimit);
947         set_to_dummy_if_null(ops, task_setscheduler);
948         set_to_dummy_if_null(ops, task_getscheduler);
949         set_to_dummy_if_null(ops, task_wait);
950         set_to_dummy_if_null(ops, task_kill);
951         set_to_dummy_if_null(ops, task_prctl);
952         set_to_dummy_if_null(ops, task_reparent_to_init);
953         set_to_dummy_if_null(ops, task_to_inode);
954         set_to_dummy_if_null(ops, ipc_permission);
955         set_to_dummy_if_null(ops, msg_msg_alloc_security);
956         set_to_dummy_if_null(ops, msg_msg_free_security);
957         set_to_dummy_if_null(ops, msg_queue_alloc_security);
958         set_to_dummy_if_null(ops, msg_queue_free_security);
959         set_to_dummy_if_null(ops, msg_queue_associate);
960         set_to_dummy_if_null(ops, msg_queue_msgctl);
961         set_to_dummy_if_null(ops, msg_queue_msgsnd);
962         set_to_dummy_if_null(ops, msg_queue_msgrcv);
963         set_to_dummy_if_null(ops, shm_alloc_security);
964         set_to_dummy_if_null(ops, shm_free_security);
965         set_to_dummy_if_null(ops, shm_associate);
966         set_to_dummy_if_null(ops, shm_shmctl);
967         set_to_dummy_if_null(ops, shm_shmat);
968         set_to_dummy_if_null(ops, sem_alloc_security);
969         set_to_dummy_if_null(ops, sem_free_security);
970         set_to_dummy_if_null(ops, sem_associate);
971         set_to_dummy_if_null(ops, sem_semctl);
972         set_to_dummy_if_null(ops, sem_semop);
973         set_to_dummy_if_null(ops, netlink_send);
974         set_to_dummy_if_null(ops, netlink_recv);
975         set_to_dummy_if_null(ops, register_security);
976         set_to_dummy_if_null(ops, unregister_security);
977         set_to_dummy_if_null(ops, d_instantiate);
978         set_to_dummy_if_null(ops, getprocattr);
979         set_to_dummy_if_null(ops, setprocattr);
980 #ifdef CONFIG_SECURITY_NETWORK
981         set_to_dummy_if_null(ops, unix_stream_connect);
982         set_to_dummy_if_null(ops, unix_may_send);
983         set_to_dummy_if_null(ops, socket_create);
984         set_to_dummy_if_null(ops, socket_post_create);
985         set_to_dummy_if_null(ops, socket_bind);
986         set_to_dummy_if_null(ops, socket_connect);
987         set_to_dummy_if_null(ops, socket_listen);
988         set_to_dummy_if_null(ops, socket_accept);
989         set_to_dummy_if_null(ops, socket_post_accept);
990         set_to_dummy_if_null(ops, socket_sendmsg);
991         set_to_dummy_if_null(ops, socket_recvmsg);
992         set_to_dummy_if_null(ops, socket_getsockname);
993         set_to_dummy_if_null(ops, socket_getpeername);
994         set_to_dummy_if_null(ops, socket_setsockopt);
995         set_to_dummy_if_null(ops, socket_getsockopt);
996         set_to_dummy_if_null(ops, socket_shutdown);
997         set_to_dummy_if_null(ops, socket_sock_rcv_skb);
998         set_to_dummy_if_null(ops, socket_getpeersec);
999         set_to_dummy_if_null(ops, sk_alloc_security);
1000         set_to_dummy_if_null(ops, sk_free_security);
1001 #endif  /* CONFIG_SECURITY_NETWORK */
1002 }
1003