6febe7d39fa077a4a6a7f7fabe360fa8a50410a4
[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/capability.h>
18 #include <linux/config.h>
19 #include <linux/module.h>
20 #include <linux/kernel.h>
21 #include <linux/mman.h>
22 #include <linux/pagemap.h>
23 #include <linux/swap.h>
24 #include <linux/security.h>
25 #include <linux/skbuff.h>
26 #include <linux/netlink.h>
27 #include <net/sock.h>
28 #include <linux/xattr.h>
29 #include <linux/hugetlb.h>
30 #include <linux/ptrace.h>
31 #include <linux/file.h>
32
33 static int dummy_ptrace (struct task_struct *parent, struct task_struct *child)
34 {
35         return 0;
36 }
37
38 static int dummy_capget (struct task_struct *target, kernel_cap_t * effective,
39                          kernel_cap_t * inheritable, kernel_cap_t * permitted)
40 {
41         *effective = *inheritable = *permitted = 0;
42         if (!issecure(SECURE_NOROOT)) {
43                 if (target->euid == 0) {
44                         *permitted |= (~0 & ~CAP_FS_MASK);
45                         *effective |= (~0 & ~CAP_TO_MASK(CAP_SETPCAP) & ~CAP_FS_MASK);
46                 }
47                 if (target->fsuid == 0) {
48                         *permitted |= CAP_FS_MASK;
49                         *effective |= CAP_FS_MASK;
50                 }
51         }
52         return 0;
53 }
54
55 static int dummy_capset_check (struct task_struct *target,
56                                kernel_cap_t * effective,
57                                kernel_cap_t * inheritable,
58                                kernel_cap_t * permitted)
59 {
60         return -EPERM;
61 }
62
63 static void dummy_capset_set (struct task_struct *target,
64                               kernel_cap_t * effective,
65                               kernel_cap_t * inheritable,
66                               kernel_cap_t * permitted)
67 {
68         return;
69 }
70
71 static int dummy_acct (struct file *file)
72 {
73         return 0;
74 }
75
76 static int dummy_capable (struct task_struct *tsk, int cap)
77 {
78         if (cap_raised (tsk->cap_effective, cap))
79                 return 0;
80         return -EPERM;
81 }
82
83 static int dummy_sysctl (ctl_table * table, int op)
84 {
85         return 0;
86 }
87
88 static int dummy_quotactl (int cmds, int type, int id, struct super_block *sb)
89 {
90         return 0;
91 }
92
93 static int dummy_quota_on (struct dentry *dentry)
94 {
95         return 0;
96 }
97
98 static int dummy_syslog (int type)
99 {
100         if ((type != 3 && type != 10) && current->euid)
101                 return -EPERM;
102         return 0;
103 }
104
105 static int dummy_settime(struct timespec *ts, struct timezone *tz)
106 {
107         if (!capable(CAP_SYS_TIME))
108                 return -EPERM;
109         return 0;
110 }
111
112 static int dummy_vm_enough_memory(long pages)
113 {
114         int cap_sys_admin = 0;
115
116         if (dummy_capable(current, CAP_SYS_ADMIN) == 0)
117                 cap_sys_admin = 1;
118         return __vm_enough_memory(pages, cap_sys_admin);
119 }
120
121 static int dummy_bprm_alloc_security (struct linux_binprm *bprm)
122 {
123         return 0;
124 }
125
126 static void dummy_bprm_free_security (struct linux_binprm *bprm)
127 {
128         return;
129 }
130
131 static void dummy_bprm_apply_creds (struct linux_binprm *bprm, int unsafe)
132 {
133         if (bprm->e_uid != current->uid || bprm->e_gid != current->gid) {
134                 current->mm->dumpable = suid_dumpable;
135
136                 if ((unsafe & ~LSM_UNSAFE_PTRACE_CAP) && !capable(CAP_SETUID)) {
137                         bprm->e_uid = current->uid;
138                         bprm->e_gid = current->gid;
139                 }
140         }
141
142         current->suid = current->euid = current->fsuid = bprm->e_uid;
143         current->sgid = current->egid = current->fsgid = bprm->e_gid;
144
145         dummy_capget(current, &current->cap_effective, &current->cap_inheritable, &current->cap_permitted);
146 }
147
148 static void dummy_bprm_post_apply_creds (struct linux_binprm *bprm)
149 {
150         return;
151 }
152
153 static int dummy_bprm_set_security (struct linux_binprm *bprm)
154 {
155         return 0;
156 }
157
158 static int dummy_bprm_check_security (struct linux_binprm *bprm)
159 {
160         return 0;
161 }
162
163 static int dummy_bprm_secureexec (struct linux_binprm *bprm)
164 {
165         /* The new userland will simply use the value provided
166            in the AT_SECURE field to decide whether secure mode
167            is required.  Hence, this logic is required to preserve
168            the legacy decision algorithm used by the old userland. */
169         return (current->euid != current->uid ||
170                 current->egid != current->gid);
171 }
172
173 static int dummy_sb_alloc_security (struct super_block *sb)
174 {
175         return 0;
176 }
177
178 static void dummy_sb_free_security (struct super_block *sb)
179 {
180         return;
181 }
182
183 static int dummy_sb_copy_data (struct file_system_type *type,
184                                void *orig, void *copy)
185 {
186         return 0;
187 }
188
189 static int dummy_sb_kern_mount (struct super_block *sb, void *data)
190 {
191         return 0;
192 }
193
194 static int dummy_sb_statfs (struct super_block *sb)
195 {
196         return 0;
197 }
198
199 static int dummy_sb_mount (char *dev_name, struct nameidata *nd, char *type,
200                            unsigned long flags, void *data)
201 {
202         return 0;
203 }
204
205 static int dummy_sb_check_sb (struct vfsmount *mnt, struct nameidata *nd)
206 {
207         return 0;
208 }
209
210 static int dummy_sb_umount (struct vfsmount *mnt, int flags)
211 {
212         return 0;
213 }
214
215 static void dummy_sb_umount_close (struct vfsmount *mnt)
216 {
217         return;
218 }
219
220 static void dummy_sb_umount_busy (struct vfsmount *mnt)
221 {
222         return;
223 }
224
225 static void dummy_sb_post_remount (struct vfsmount *mnt, unsigned long flags,
226                                    void *data)
227 {
228         return;
229 }
230
231
232 static void dummy_sb_post_mountroot (void)
233 {
234         return;
235 }
236
237 static void dummy_sb_post_addmount (struct vfsmount *mnt, struct nameidata *nd)
238 {
239         return;
240 }
241
242 static int dummy_sb_pivotroot (struct nameidata *old_nd, struct nameidata *new_nd)
243 {
244         return 0;
245 }
246
247 static void dummy_sb_post_pivotroot (struct nameidata *old_nd, struct nameidata *new_nd)
248 {
249         return;
250 }
251
252 static int dummy_inode_alloc_security (struct inode *inode)
253 {
254         return 0;
255 }
256
257 static void dummy_inode_free_security (struct inode *inode)
258 {
259         return;
260 }
261
262 static int dummy_inode_init_security (struct inode *inode, struct inode *dir,
263                                       char **name, void **value, size_t *len)
264 {
265         return -EOPNOTSUPP;
266 }
267
268 static int dummy_inode_create (struct inode *inode, struct dentry *dentry,
269                                int mask)
270 {
271         return 0;
272 }
273
274 static int dummy_inode_link (struct dentry *old_dentry, struct inode *inode,
275                              struct dentry *new_dentry)
276 {
277         return 0;
278 }
279
280 static int dummy_inode_unlink (struct inode *inode, struct dentry *dentry)
281 {
282         return 0;
283 }
284
285 static int dummy_inode_symlink (struct inode *inode, struct dentry *dentry,
286                                 const char *name)
287 {
288         return 0;
289 }
290
291 static int dummy_inode_mkdir (struct inode *inode, struct dentry *dentry,
292                               int mask)
293 {
294         return 0;
295 }
296
297 static int dummy_inode_rmdir (struct inode *inode, struct dentry *dentry)
298 {
299         return 0;
300 }
301
302 static int dummy_inode_mknod (struct inode *inode, struct dentry *dentry,
303                               int mode, dev_t dev)
304 {
305         return 0;
306 }
307
308 static int dummy_inode_rename (struct inode *old_inode,
309                                struct dentry *old_dentry,
310                                struct inode *new_inode,
311                                struct dentry *new_dentry)
312 {
313         return 0;
314 }
315
316 static int dummy_inode_readlink (struct dentry *dentry)
317 {
318         return 0;
319 }
320
321 static int dummy_inode_follow_link (struct dentry *dentry,
322                                     struct nameidata *nameidata)
323 {
324         return 0;
325 }
326
327 static int dummy_inode_permission (struct inode *inode, int mask, struct nameidata *nd)
328 {
329         return 0;
330 }
331
332 static int dummy_inode_setattr (struct dentry *dentry, struct iattr *iattr)
333 {
334         return 0;
335 }
336
337 static int dummy_inode_getattr (struct vfsmount *mnt, struct dentry *dentry)
338 {
339         return 0;
340 }
341
342 static void dummy_inode_delete (struct inode *ino)
343 {
344         return;
345 }
346
347 static int dummy_inode_setxattr (struct dentry *dentry, char *name, void *value,
348                                 size_t size, int flags)
349 {
350         if (!strncmp(name, XATTR_SECURITY_PREFIX,
351                      sizeof(XATTR_SECURITY_PREFIX) - 1) &&
352             !capable(CAP_SYS_ADMIN))
353                 return -EPERM;
354         return 0;
355 }
356
357 static void dummy_inode_post_setxattr (struct dentry *dentry, char *name, void *value,
358                                        size_t size, int flags)
359 {
360 }
361
362 static int dummy_inode_getxattr (struct dentry *dentry, char *name)
363 {
364         return 0;
365 }
366
367 static int dummy_inode_listxattr (struct dentry *dentry)
368 {
369         return 0;
370 }
371
372 static int dummy_inode_removexattr (struct dentry *dentry, char *name)
373 {
374         if (!strncmp(name, XATTR_SECURITY_PREFIX,
375                      sizeof(XATTR_SECURITY_PREFIX) - 1) &&
376             !capable(CAP_SYS_ADMIN))
377                 return -EPERM;
378         return 0;
379 }
380
381 static int dummy_inode_getsecurity(struct inode *inode, const char *name, void *buffer, size_t size, int err)
382 {
383         return -EOPNOTSUPP;
384 }
385
386 static int dummy_inode_setsecurity(struct inode *inode, const char *name, const void *value, size_t size, int flags)
387 {
388         return -EOPNOTSUPP;
389 }
390
391 static int dummy_inode_listsecurity(struct inode *inode, char *buffer, size_t buffer_size)
392 {
393         return 0;
394 }
395
396 static int dummy_file_permission (struct file *file, int mask)
397 {
398         return 0;
399 }
400
401 static int dummy_file_alloc_security (struct file *file)
402 {
403         return 0;
404 }
405
406 static void dummy_file_free_security (struct file *file)
407 {
408         return;
409 }
410
411 static int dummy_file_ioctl (struct file *file, unsigned int command,
412                              unsigned long arg)
413 {
414         return 0;
415 }
416
417 static int dummy_file_mmap (struct file *file, unsigned long reqprot,
418                             unsigned long prot,
419                             unsigned long flags)
420 {
421         return 0;
422 }
423
424 static int dummy_file_mprotect (struct vm_area_struct *vma,
425                                 unsigned long reqprot,
426                                 unsigned long prot)
427 {
428         return 0;
429 }
430
431 static int dummy_file_lock (struct file *file, unsigned int cmd)
432 {
433         return 0;
434 }
435
436 static int dummy_file_fcntl (struct file *file, unsigned int cmd,
437                              unsigned long arg)
438 {
439         return 0;
440 }
441
442 static int dummy_file_set_fowner (struct file *file)
443 {
444         return 0;
445 }
446
447 static int dummy_file_send_sigiotask (struct task_struct *tsk,
448                                       struct fown_struct *fown, int sig)
449 {
450         return 0;
451 }
452
453 static int dummy_file_receive (struct file *file)
454 {
455         return 0;
456 }
457
458 static int dummy_task_create (unsigned long clone_flags)
459 {
460         return 0;
461 }
462
463 static int dummy_task_alloc_security (struct task_struct *p)
464 {
465         return 0;
466 }
467
468 static void dummy_task_free_security (struct task_struct *p)
469 {
470         return;
471 }
472
473 static int dummy_task_setuid (uid_t id0, uid_t id1, uid_t id2, int flags)
474 {
475         return 0;
476 }
477
478 static int dummy_task_post_setuid (uid_t id0, uid_t id1, uid_t id2, int flags)
479 {
480         dummy_capget(current, &current->cap_effective, &current->cap_inheritable, &current->cap_permitted);
481         return 0;
482 }
483
484 static int dummy_task_setgid (gid_t id0, gid_t id1, gid_t id2, int flags)
485 {
486         return 0;
487 }
488
489 static int dummy_task_setpgid (struct task_struct *p, pid_t pgid)
490 {
491         return 0;
492 }
493
494 static int dummy_task_getpgid (struct task_struct *p)
495 {
496         return 0;
497 }
498
499 static int dummy_task_getsid (struct task_struct *p)
500 {
501         return 0;
502 }
503
504 static int dummy_task_setgroups (struct group_info *group_info)
505 {
506         return 0;
507 }
508
509 static int dummy_task_setnice (struct task_struct *p, int nice)
510 {
511         return 0;
512 }
513
514 static int dummy_task_setrlimit (unsigned int resource, struct rlimit *new_rlim)
515 {
516         return 0;
517 }
518
519 static int dummy_task_setscheduler (struct task_struct *p, int policy,
520                                     struct sched_param *lp)
521 {
522         return 0;
523 }
524
525 static int dummy_task_getscheduler (struct task_struct *p)
526 {
527         return 0;
528 }
529
530 static int dummy_task_wait (struct task_struct *p)
531 {
532         return 0;
533 }
534
535 static int dummy_task_kill (struct task_struct *p, struct siginfo *info,
536                             int sig)
537 {
538         return 0;
539 }
540
541 static int dummy_task_prctl (int option, unsigned long arg2, unsigned long arg3,
542                              unsigned long arg4, unsigned long arg5)
543 {
544         return 0;
545 }
546
547 static void dummy_task_reparent_to_init (struct task_struct *p)
548 {
549         p->euid = p->fsuid = 0;
550         return;
551 }
552
553 static void dummy_task_to_inode(struct task_struct *p, struct inode *inode)
554 { }
555
556 static int dummy_ipc_permission (struct kern_ipc_perm *ipcp, short flag)
557 {
558         return 0;
559 }
560
561 static int dummy_ipc_getsecurity(struct kern_ipc_perm *ipcp, void *buffer, size_t size)
562 {
563         return -EOPNOTSUPP;
564 }
565
566 static int dummy_msg_msg_alloc_security (struct msg_msg *msg)
567 {
568         return 0;
569 }
570
571 static void dummy_msg_msg_free_security (struct msg_msg *msg)
572 {
573         return;
574 }
575
576 static int dummy_msg_queue_alloc_security (struct msg_queue *msq)
577 {
578         return 0;
579 }
580
581 static void dummy_msg_queue_free_security (struct msg_queue *msq)
582 {
583         return;
584 }
585
586 static int dummy_msg_queue_associate (struct msg_queue *msq, 
587                                       int msqflg)
588 {
589         return 0;
590 }
591
592 static int dummy_msg_queue_msgctl (struct msg_queue *msq, int cmd)
593 {
594         return 0;
595 }
596
597 static int dummy_msg_queue_msgsnd (struct msg_queue *msq, struct msg_msg *msg,
598                                    int msgflg)
599 {
600         return 0;
601 }
602
603 static int dummy_msg_queue_msgrcv (struct msg_queue *msq, struct msg_msg *msg,
604                                    struct task_struct *target, long type,
605                                    int mode)
606 {
607         return 0;
608 }
609
610 static int dummy_shm_alloc_security (struct shmid_kernel *shp)
611 {
612         return 0;
613 }
614
615 static void dummy_shm_free_security (struct shmid_kernel *shp)
616 {
617         return;
618 }
619
620 static int dummy_shm_associate (struct shmid_kernel *shp, int shmflg)
621 {
622         return 0;
623 }
624
625 static int dummy_shm_shmctl (struct shmid_kernel *shp, int cmd)
626 {
627         return 0;
628 }
629
630 static int dummy_shm_shmat (struct shmid_kernel *shp, char __user *shmaddr,
631                             int shmflg)
632 {
633         return 0;
634 }
635
636 static int dummy_sem_alloc_security (struct sem_array *sma)
637 {
638         return 0;
639 }
640
641 static void dummy_sem_free_security (struct sem_array *sma)
642 {
643         return;
644 }
645
646 static int dummy_sem_associate (struct sem_array *sma, int semflg)
647 {
648         return 0;
649 }
650
651 static int dummy_sem_semctl (struct sem_array *sma, int cmd)
652 {
653         return 0;
654 }
655
656 static int dummy_sem_semop (struct sem_array *sma, 
657                             struct sembuf *sops, unsigned nsops, int alter)
658 {
659         return 0;
660 }
661
662 static int dummy_netlink_send (struct sock *sk, struct sk_buff *skb)
663 {
664         NETLINK_CB(skb).eff_cap = current->cap_effective;
665         return 0;
666 }
667
668 static int dummy_netlink_recv (struct sk_buff *skb)
669 {
670         if (!cap_raised (NETLINK_CB (skb).eff_cap, CAP_NET_ADMIN))
671                 return -EPERM;
672         return 0;
673 }
674
675 #ifdef CONFIG_SECURITY_NETWORK
676 static int dummy_unix_stream_connect (struct socket *sock,
677                                       struct socket *other,
678                                       struct sock *newsk)
679 {
680         return 0;
681 }
682
683 static int dummy_unix_may_send (struct socket *sock,
684                                 struct socket *other)
685 {
686         return 0;
687 }
688
689 static int dummy_socket_create (int family, int type,
690                                 int protocol, int kern)
691 {
692         return 0;
693 }
694
695 static void dummy_socket_post_create (struct socket *sock, int family, int type,
696                                       int protocol, int kern)
697 {
698         return;
699 }
700
701 static int dummy_socket_bind (struct socket *sock, struct sockaddr *address,
702                               int addrlen)
703 {
704         return 0;
705 }
706
707 static int dummy_socket_connect (struct socket *sock, struct sockaddr *address,
708                                  int addrlen)
709 {
710         return 0;
711 }
712
713 static int dummy_socket_listen (struct socket *sock, int backlog)
714 {
715         return 0;
716 }
717
718 static int dummy_socket_accept (struct socket *sock, struct socket *newsock)
719 {
720         return 0;
721 }
722
723 static void dummy_socket_post_accept (struct socket *sock, 
724                                       struct socket *newsock)
725 {
726         return;
727 }
728
729 static int dummy_socket_sendmsg (struct socket *sock, struct msghdr *msg,
730                                  int size)
731 {
732         return 0;
733 }
734
735 static int dummy_socket_recvmsg (struct socket *sock, struct msghdr *msg,
736                                  int size, int flags)
737 {
738         return 0;
739 }
740
741 static int dummy_socket_getsockname (struct socket *sock)
742 {
743         return 0;
744 }
745
746 static int dummy_socket_getpeername (struct socket *sock)
747 {
748         return 0;
749 }
750
751 static int dummy_socket_setsockopt (struct socket *sock, int level, int optname)
752 {
753         return 0;
754 }
755
756 static int dummy_socket_getsockopt (struct socket *sock, int level, int optname)
757 {
758         return 0;
759 }
760
761 static int dummy_socket_shutdown (struct socket *sock, int how)
762 {
763         return 0;
764 }
765
766 static int dummy_socket_sock_rcv_skb (struct sock *sk, struct sk_buff *skb)
767 {
768         return 0;
769 }
770
771 static int dummy_socket_getpeersec(struct socket *sock, char __user *optval,
772                                    int __user *optlen, unsigned len)
773 {
774         return -ENOPROTOOPT;
775 }
776
777 static inline int dummy_sk_alloc_security (struct sock *sk, int family, gfp_t priority)
778 {
779         return 0;
780 }
781
782 static inline void dummy_sk_free_security (struct sock *sk)
783 {
784 }
785
786 static unsigned int dummy_sk_getsid(struct sock *sk, struct flowi *fl, u8 dir)
787 {
788         return 0;
789 }
790 #endif  /* CONFIG_SECURITY_NETWORK */
791
792 #ifdef CONFIG_SECURITY_NETWORK_XFRM
793 static int dummy_xfrm_policy_alloc_security(struct xfrm_policy *xp, struct xfrm_user_sec_ctx *sec_ctx)
794 {
795         return 0;
796 }
797
798 static inline int dummy_xfrm_policy_clone_security(struct xfrm_policy *old, struct xfrm_policy *new)
799 {
800         return 0;
801 }
802
803 static void dummy_xfrm_policy_free_security(struct xfrm_policy *xp)
804 {
805 }
806
807 static int dummy_xfrm_state_alloc_security(struct xfrm_state *x, struct xfrm_user_sec_ctx *sec_ctx)
808 {
809         return 0;
810 }
811
812 static void dummy_xfrm_state_free_security(struct xfrm_state *x)
813 {
814 }
815
816 static int dummy_xfrm_policy_lookup(struct xfrm_policy *xp, u32 sk_sid, u8 dir)
817 {
818         return 0;
819 }
820 #endif /* CONFIG_SECURITY_NETWORK_XFRM */
821 static int dummy_register_security (const char *name, struct security_operations *ops)
822 {
823         return -EINVAL;
824 }
825
826 static int dummy_unregister_security (const char *name, struct security_operations *ops)
827 {
828         return -EINVAL;
829 }
830
831 static void dummy_d_instantiate (struct dentry *dentry, struct inode *inode)
832 {
833         return;
834 }
835
836 static int dummy_getprocattr(struct task_struct *p, char *name, void *value, size_t size)
837 {
838         return -EINVAL;
839 }
840
841 static int dummy_setprocattr(struct task_struct *p, char *name, void *value, size_t size)
842 {
843         return -EINVAL;
844 }
845
846 #ifdef CONFIG_KEYS
847 static inline int dummy_key_alloc(struct key *key)
848 {
849         return 0;
850 }
851
852 static inline void dummy_key_free(struct key *key)
853 {
854 }
855
856 static inline int dummy_key_permission(key_ref_t key_ref,
857                                        struct task_struct *context,
858                                        key_perm_t perm)
859 {
860         return 0;
861 }
862 #endif /* CONFIG_KEYS */
863
864 struct security_operations dummy_security_ops;
865
866 #define set_to_dummy_if_null(ops, function)                             \
867         do {                                                            \
868                 if (!ops->function) {                                   \
869                         ops->function = dummy_##function;               \
870                         pr_debug("Had to override the " #function       \
871                                  " security operation with the dummy one.\n");\
872                         }                                               \
873         } while (0)
874
875 void security_fixup_ops (struct security_operations *ops)
876 {
877         set_to_dummy_if_null(ops, ptrace);
878         set_to_dummy_if_null(ops, capget);
879         set_to_dummy_if_null(ops, capset_check);
880         set_to_dummy_if_null(ops, capset_set);
881         set_to_dummy_if_null(ops, acct);
882         set_to_dummy_if_null(ops, capable);
883         set_to_dummy_if_null(ops, quotactl);
884         set_to_dummy_if_null(ops, quota_on);
885         set_to_dummy_if_null(ops, sysctl);
886         set_to_dummy_if_null(ops, syslog);
887         set_to_dummy_if_null(ops, settime);
888         set_to_dummy_if_null(ops, vm_enough_memory);
889         set_to_dummy_if_null(ops, bprm_alloc_security);
890         set_to_dummy_if_null(ops, bprm_free_security);
891         set_to_dummy_if_null(ops, bprm_apply_creds);
892         set_to_dummy_if_null(ops, bprm_post_apply_creds);
893         set_to_dummy_if_null(ops, bprm_set_security);
894         set_to_dummy_if_null(ops, bprm_check_security);
895         set_to_dummy_if_null(ops, bprm_secureexec);
896         set_to_dummy_if_null(ops, sb_alloc_security);
897         set_to_dummy_if_null(ops, sb_free_security);
898         set_to_dummy_if_null(ops, sb_copy_data);
899         set_to_dummy_if_null(ops, sb_kern_mount);
900         set_to_dummy_if_null(ops, sb_statfs);
901         set_to_dummy_if_null(ops, sb_mount);
902         set_to_dummy_if_null(ops, sb_check_sb);
903         set_to_dummy_if_null(ops, sb_umount);
904         set_to_dummy_if_null(ops, sb_umount_close);
905         set_to_dummy_if_null(ops, sb_umount_busy);
906         set_to_dummy_if_null(ops, sb_post_remount);
907         set_to_dummy_if_null(ops, sb_post_mountroot);
908         set_to_dummy_if_null(ops, sb_post_addmount);
909         set_to_dummy_if_null(ops, sb_pivotroot);
910         set_to_dummy_if_null(ops, sb_post_pivotroot);
911         set_to_dummy_if_null(ops, inode_alloc_security);
912         set_to_dummy_if_null(ops, inode_free_security);
913         set_to_dummy_if_null(ops, inode_init_security);
914         set_to_dummy_if_null(ops, inode_create);
915         set_to_dummy_if_null(ops, inode_link);
916         set_to_dummy_if_null(ops, inode_unlink);
917         set_to_dummy_if_null(ops, inode_symlink);
918         set_to_dummy_if_null(ops, inode_mkdir);
919         set_to_dummy_if_null(ops, inode_rmdir);
920         set_to_dummy_if_null(ops, inode_mknod);
921         set_to_dummy_if_null(ops, inode_rename);
922         set_to_dummy_if_null(ops, inode_readlink);
923         set_to_dummy_if_null(ops, inode_follow_link);
924         set_to_dummy_if_null(ops, inode_permission);
925         set_to_dummy_if_null(ops, inode_setattr);
926         set_to_dummy_if_null(ops, inode_getattr);
927         set_to_dummy_if_null(ops, inode_delete);
928         set_to_dummy_if_null(ops, inode_setxattr);
929         set_to_dummy_if_null(ops, inode_post_setxattr);
930         set_to_dummy_if_null(ops, inode_getxattr);
931         set_to_dummy_if_null(ops, inode_listxattr);
932         set_to_dummy_if_null(ops, inode_removexattr);
933         set_to_dummy_if_null(ops, inode_getsecurity);
934         set_to_dummy_if_null(ops, inode_setsecurity);
935         set_to_dummy_if_null(ops, inode_listsecurity);
936         set_to_dummy_if_null(ops, file_permission);
937         set_to_dummy_if_null(ops, file_alloc_security);
938         set_to_dummy_if_null(ops, file_free_security);
939         set_to_dummy_if_null(ops, file_ioctl);
940         set_to_dummy_if_null(ops, file_mmap);
941         set_to_dummy_if_null(ops, file_mprotect);
942         set_to_dummy_if_null(ops, file_lock);
943         set_to_dummy_if_null(ops, file_fcntl);
944         set_to_dummy_if_null(ops, file_set_fowner);
945         set_to_dummy_if_null(ops, file_send_sigiotask);
946         set_to_dummy_if_null(ops, file_receive);
947         set_to_dummy_if_null(ops, task_create);
948         set_to_dummy_if_null(ops, task_alloc_security);
949         set_to_dummy_if_null(ops, task_free_security);
950         set_to_dummy_if_null(ops, task_setuid);
951         set_to_dummy_if_null(ops, task_post_setuid);
952         set_to_dummy_if_null(ops, task_setgid);
953         set_to_dummy_if_null(ops, task_setpgid);
954         set_to_dummy_if_null(ops, task_getpgid);
955         set_to_dummy_if_null(ops, task_getsid);
956         set_to_dummy_if_null(ops, task_setgroups);
957         set_to_dummy_if_null(ops, task_setnice);
958         set_to_dummy_if_null(ops, task_setrlimit);
959         set_to_dummy_if_null(ops, task_setscheduler);
960         set_to_dummy_if_null(ops, task_getscheduler);
961         set_to_dummy_if_null(ops, task_wait);
962         set_to_dummy_if_null(ops, task_kill);
963         set_to_dummy_if_null(ops, task_prctl);
964         set_to_dummy_if_null(ops, task_reparent_to_init);
965         set_to_dummy_if_null(ops, task_to_inode);
966         set_to_dummy_if_null(ops, ipc_permission);
967         set_to_dummy_if_null(ops, ipc_getsecurity);
968         set_to_dummy_if_null(ops, msg_msg_alloc_security);
969         set_to_dummy_if_null(ops, msg_msg_free_security);
970         set_to_dummy_if_null(ops, msg_queue_alloc_security);
971         set_to_dummy_if_null(ops, msg_queue_free_security);
972         set_to_dummy_if_null(ops, msg_queue_associate);
973         set_to_dummy_if_null(ops, msg_queue_msgctl);
974         set_to_dummy_if_null(ops, msg_queue_msgsnd);
975         set_to_dummy_if_null(ops, msg_queue_msgrcv);
976         set_to_dummy_if_null(ops, shm_alloc_security);
977         set_to_dummy_if_null(ops, shm_free_security);
978         set_to_dummy_if_null(ops, shm_associate);
979         set_to_dummy_if_null(ops, shm_shmctl);
980         set_to_dummy_if_null(ops, shm_shmat);
981         set_to_dummy_if_null(ops, sem_alloc_security);
982         set_to_dummy_if_null(ops, sem_free_security);
983         set_to_dummy_if_null(ops, sem_associate);
984         set_to_dummy_if_null(ops, sem_semctl);
985         set_to_dummy_if_null(ops, sem_semop);
986         set_to_dummy_if_null(ops, netlink_send);
987         set_to_dummy_if_null(ops, netlink_recv);
988         set_to_dummy_if_null(ops, register_security);
989         set_to_dummy_if_null(ops, unregister_security);
990         set_to_dummy_if_null(ops, d_instantiate);
991         set_to_dummy_if_null(ops, getprocattr);
992         set_to_dummy_if_null(ops, setprocattr);
993 #ifdef CONFIG_SECURITY_NETWORK
994         set_to_dummy_if_null(ops, unix_stream_connect);
995         set_to_dummy_if_null(ops, unix_may_send);
996         set_to_dummy_if_null(ops, socket_create);
997         set_to_dummy_if_null(ops, socket_post_create);
998         set_to_dummy_if_null(ops, socket_bind);
999         set_to_dummy_if_null(ops, socket_connect);
1000         set_to_dummy_if_null(ops, socket_listen);
1001         set_to_dummy_if_null(ops, socket_accept);
1002         set_to_dummy_if_null(ops, socket_post_accept);
1003         set_to_dummy_if_null(ops, socket_sendmsg);
1004         set_to_dummy_if_null(ops, socket_recvmsg);
1005         set_to_dummy_if_null(ops, socket_getsockname);
1006         set_to_dummy_if_null(ops, socket_getpeername);
1007         set_to_dummy_if_null(ops, socket_setsockopt);
1008         set_to_dummy_if_null(ops, socket_getsockopt);
1009         set_to_dummy_if_null(ops, socket_shutdown);
1010         set_to_dummy_if_null(ops, socket_sock_rcv_skb);
1011         set_to_dummy_if_null(ops, socket_getpeersec);
1012         set_to_dummy_if_null(ops, sk_alloc_security);
1013         set_to_dummy_if_null(ops, sk_free_security);
1014         set_to_dummy_if_null(ops, sk_getsid);
1015  #endif /* CONFIG_SECURITY_NETWORK */
1016 #ifdef  CONFIG_SECURITY_NETWORK_XFRM
1017         set_to_dummy_if_null(ops, xfrm_policy_alloc_security);
1018         set_to_dummy_if_null(ops, xfrm_policy_clone_security);
1019         set_to_dummy_if_null(ops, xfrm_policy_free_security);
1020         set_to_dummy_if_null(ops, xfrm_state_alloc_security);
1021         set_to_dummy_if_null(ops, xfrm_state_free_security);
1022         set_to_dummy_if_null(ops, xfrm_policy_lookup);
1023 #endif  /* CONFIG_SECURITY_NETWORK_XFRM */
1024 #ifdef CONFIG_KEYS
1025         set_to_dummy_if_null(ops, key_alloc);
1026         set_to_dummy_if_null(ops, key_free);
1027         set_to_dummy_if_null(ops, key_permission);
1028 #endif  /* CONFIG_KEYS */
1029
1030 }
1031