[PATCH] Fix NULL pointer dereference in node_read_numastat()
[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(const 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 const char *dummy_inode_xattr_getsuffix(void)
397 {
398         return NULL;
399 }
400
401 static int dummy_file_permission (struct file *file, int mask)
402 {
403         return 0;
404 }
405
406 static int dummy_file_alloc_security (struct file *file)
407 {
408         return 0;
409 }
410
411 static void dummy_file_free_security (struct file *file)
412 {
413         return;
414 }
415
416 static int dummy_file_ioctl (struct file *file, unsigned int command,
417                              unsigned long arg)
418 {
419         return 0;
420 }
421
422 static int dummy_file_mmap (struct file *file, unsigned long reqprot,
423                             unsigned long prot,
424                             unsigned long flags)
425 {
426         return 0;
427 }
428
429 static int dummy_file_mprotect (struct vm_area_struct *vma,
430                                 unsigned long reqprot,
431                                 unsigned long prot)
432 {
433         return 0;
434 }
435
436 static int dummy_file_lock (struct file *file, unsigned int cmd)
437 {
438         return 0;
439 }
440
441 static int dummy_file_fcntl (struct file *file, unsigned int cmd,
442                              unsigned long arg)
443 {
444         return 0;
445 }
446
447 static int dummy_file_set_fowner (struct file *file)
448 {
449         return 0;
450 }
451
452 static int dummy_file_send_sigiotask (struct task_struct *tsk,
453                                       struct fown_struct *fown, int sig)
454 {
455         return 0;
456 }
457
458 static int dummy_file_receive (struct file *file)
459 {
460         return 0;
461 }
462
463 static int dummy_task_create (unsigned long clone_flags)
464 {
465         return 0;
466 }
467
468 static int dummy_task_alloc_security (struct task_struct *p)
469 {
470         return 0;
471 }
472
473 static void dummy_task_free_security (struct task_struct *p)
474 {
475         return;
476 }
477
478 static int dummy_task_setuid (uid_t id0, uid_t id1, uid_t id2, int flags)
479 {
480         return 0;
481 }
482
483 static int dummy_task_post_setuid (uid_t id0, uid_t id1, uid_t id2, int flags)
484 {
485         dummy_capget(current, &current->cap_effective, &current->cap_inheritable, &current->cap_permitted);
486         return 0;
487 }
488
489 static int dummy_task_setgid (gid_t id0, gid_t id1, gid_t id2, int flags)
490 {
491         return 0;
492 }
493
494 static int dummy_task_setpgid (struct task_struct *p, pid_t pgid)
495 {
496         return 0;
497 }
498
499 static int dummy_task_getpgid (struct task_struct *p)
500 {
501         return 0;
502 }
503
504 static int dummy_task_getsid (struct task_struct *p)
505 {
506         return 0;
507 }
508
509 static int dummy_task_setgroups (struct group_info *group_info)
510 {
511         return 0;
512 }
513
514 static int dummy_task_setnice (struct task_struct *p, int nice)
515 {
516         return 0;
517 }
518
519 static int dummy_task_setrlimit (unsigned int resource, struct rlimit *new_rlim)
520 {
521         return 0;
522 }
523
524 static int dummy_task_setscheduler (struct task_struct *p, int policy,
525                                     struct sched_param *lp)
526 {
527         return 0;
528 }
529
530 static int dummy_task_getscheduler (struct task_struct *p)
531 {
532         return 0;
533 }
534
535 static int dummy_task_wait (struct task_struct *p)
536 {
537         return 0;
538 }
539
540 static int dummy_task_kill (struct task_struct *p, struct siginfo *info,
541                             int sig)
542 {
543         return 0;
544 }
545
546 static int dummy_task_prctl (int option, unsigned long arg2, unsigned long arg3,
547                              unsigned long arg4, unsigned long arg5)
548 {
549         return 0;
550 }
551
552 static void dummy_task_reparent_to_init (struct task_struct *p)
553 {
554         p->euid = p->fsuid = 0;
555         return;
556 }
557
558 static void dummy_task_to_inode(struct task_struct *p, struct inode *inode)
559 { }
560
561 static int dummy_ipc_permission (struct kern_ipc_perm *ipcp, short flag)
562 {
563         return 0;
564 }
565
566 static int dummy_ipc_getsecurity(struct kern_ipc_perm *ipcp, void *buffer, size_t size)
567 {
568         return -EOPNOTSUPP;
569 }
570
571 static int dummy_msg_msg_alloc_security (struct msg_msg *msg)
572 {
573         return 0;
574 }
575
576 static void dummy_msg_msg_free_security (struct msg_msg *msg)
577 {
578         return;
579 }
580
581 static int dummy_msg_queue_alloc_security (struct msg_queue *msq)
582 {
583         return 0;
584 }
585
586 static void dummy_msg_queue_free_security (struct msg_queue *msq)
587 {
588         return;
589 }
590
591 static int dummy_msg_queue_associate (struct msg_queue *msq, 
592                                       int msqflg)
593 {
594         return 0;
595 }
596
597 static int dummy_msg_queue_msgctl (struct msg_queue *msq, int cmd)
598 {
599         return 0;
600 }
601
602 static int dummy_msg_queue_msgsnd (struct msg_queue *msq, struct msg_msg *msg,
603                                    int msgflg)
604 {
605         return 0;
606 }
607
608 static int dummy_msg_queue_msgrcv (struct msg_queue *msq, struct msg_msg *msg,
609                                    struct task_struct *target, long type,
610                                    int mode)
611 {
612         return 0;
613 }
614
615 static int dummy_shm_alloc_security (struct shmid_kernel *shp)
616 {
617         return 0;
618 }
619
620 static void dummy_shm_free_security (struct shmid_kernel *shp)
621 {
622         return;
623 }
624
625 static int dummy_shm_associate (struct shmid_kernel *shp, int shmflg)
626 {
627         return 0;
628 }
629
630 static int dummy_shm_shmctl (struct shmid_kernel *shp, int cmd)
631 {
632         return 0;
633 }
634
635 static int dummy_shm_shmat (struct shmid_kernel *shp, char __user *shmaddr,
636                             int shmflg)
637 {
638         return 0;
639 }
640
641 static int dummy_sem_alloc_security (struct sem_array *sma)
642 {
643         return 0;
644 }
645
646 static void dummy_sem_free_security (struct sem_array *sma)
647 {
648         return;
649 }
650
651 static int dummy_sem_associate (struct sem_array *sma, int semflg)
652 {
653         return 0;
654 }
655
656 static int dummy_sem_semctl (struct sem_array *sma, int cmd)
657 {
658         return 0;
659 }
660
661 static int dummy_sem_semop (struct sem_array *sma, 
662                             struct sembuf *sops, unsigned nsops, int alter)
663 {
664         return 0;
665 }
666
667 static int dummy_netlink_send (struct sock *sk, struct sk_buff *skb)
668 {
669         NETLINK_CB(skb).eff_cap = current->cap_effective;
670         return 0;
671 }
672
673 static int dummy_netlink_recv (struct sk_buff *skb)
674 {
675         if (!cap_raised (NETLINK_CB (skb).eff_cap, CAP_NET_ADMIN))
676                 return -EPERM;
677         return 0;
678 }
679
680 #ifdef CONFIG_SECURITY_NETWORK
681 static int dummy_unix_stream_connect (struct socket *sock,
682                                       struct socket *other,
683                                       struct sock *newsk)
684 {
685         return 0;
686 }
687
688 static int dummy_unix_may_send (struct socket *sock,
689                                 struct socket *other)
690 {
691         return 0;
692 }
693
694 static int dummy_socket_create (int family, int type,
695                                 int protocol, int kern)
696 {
697         return 0;
698 }
699
700 static void dummy_socket_post_create (struct socket *sock, int family, int type,
701                                       int protocol, int kern)
702 {
703         return;
704 }
705
706 static int dummy_socket_bind (struct socket *sock, struct sockaddr *address,
707                               int addrlen)
708 {
709         return 0;
710 }
711
712 static int dummy_socket_connect (struct socket *sock, struct sockaddr *address,
713                                  int addrlen)
714 {
715         return 0;
716 }
717
718 static int dummy_socket_listen (struct socket *sock, int backlog)
719 {
720         return 0;
721 }
722
723 static int dummy_socket_accept (struct socket *sock, struct socket *newsock)
724 {
725         return 0;
726 }
727
728 static void dummy_socket_post_accept (struct socket *sock, 
729                                       struct socket *newsock)
730 {
731         return;
732 }
733
734 static int dummy_socket_sendmsg (struct socket *sock, struct msghdr *msg,
735                                  int size)
736 {
737         return 0;
738 }
739
740 static int dummy_socket_recvmsg (struct socket *sock, struct msghdr *msg,
741                                  int size, int flags)
742 {
743         return 0;
744 }
745
746 static int dummy_socket_getsockname (struct socket *sock)
747 {
748         return 0;
749 }
750
751 static int dummy_socket_getpeername (struct socket *sock)
752 {
753         return 0;
754 }
755
756 static int dummy_socket_setsockopt (struct socket *sock, int level, int optname)
757 {
758         return 0;
759 }
760
761 static int dummy_socket_getsockopt (struct socket *sock, int level, int optname)
762 {
763         return 0;
764 }
765
766 static int dummy_socket_shutdown (struct socket *sock, int how)
767 {
768         return 0;
769 }
770
771 static int dummy_socket_sock_rcv_skb (struct sock *sk, struct sk_buff *skb)
772 {
773         return 0;
774 }
775
776 static int dummy_socket_getpeersec_stream(struct socket *sock, char __user *optval,
777                                           int __user *optlen, unsigned len)
778 {
779         return -ENOPROTOOPT;
780 }
781
782 static int dummy_socket_getpeersec_dgram(struct sk_buff *skb, char **secdata,
783                                          u32 *seclen)
784 {
785         return -ENOPROTOOPT;
786 }
787
788 static inline int dummy_sk_alloc_security (struct sock *sk, int family, gfp_t priority)
789 {
790         return 0;
791 }
792
793 static inline void dummy_sk_free_security (struct sock *sk)
794 {
795 }
796
797 static unsigned int dummy_sk_getsid(struct sock *sk, struct flowi *fl, u8 dir)
798 {
799         return 0;
800 }
801 #endif  /* CONFIG_SECURITY_NETWORK */
802
803 #ifdef CONFIG_SECURITY_NETWORK_XFRM
804 static int dummy_xfrm_policy_alloc_security(struct xfrm_policy *xp, struct xfrm_user_sec_ctx *sec_ctx)
805 {
806         return 0;
807 }
808
809 static inline int dummy_xfrm_policy_clone_security(struct xfrm_policy *old, struct xfrm_policy *new)
810 {
811         return 0;
812 }
813
814 static void dummy_xfrm_policy_free_security(struct xfrm_policy *xp)
815 {
816 }
817
818 static int dummy_xfrm_state_alloc_security(struct xfrm_state *x, struct xfrm_user_sec_ctx *sec_ctx)
819 {
820         return 0;
821 }
822
823 static void dummy_xfrm_state_free_security(struct xfrm_state *x)
824 {
825 }
826
827 static int dummy_xfrm_policy_lookup(struct xfrm_policy *xp, u32 sk_sid, u8 dir)
828 {
829         return 0;
830 }
831 #endif /* CONFIG_SECURITY_NETWORK_XFRM */
832 static int dummy_register_security (const char *name, struct security_operations *ops)
833 {
834         return -EINVAL;
835 }
836
837 static int dummy_unregister_security (const char *name, struct security_operations *ops)
838 {
839         return -EINVAL;
840 }
841
842 static void dummy_d_instantiate (struct dentry *dentry, struct inode *inode)
843 {
844         return;
845 }
846
847 static int dummy_getprocattr(struct task_struct *p, char *name, void *value, size_t size)
848 {
849         return -EINVAL;
850 }
851
852 static int dummy_setprocattr(struct task_struct *p, char *name, void *value, size_t size)
853 {
854         return -EINVAL;
855 }
856
857 #ifdef CONFIG_KEYS
858 static inline int dummy_key_alloc(struct key *key)
859 {
860         return 0;
861 }
862
863 static inline void dummy_key_free(struct key *key)
864 {
865 }
866
867 static inline int dummy_key_permission(key_ref_t key_ref,
868                                        struct task_struct *context,
869                                        key_perm_t perm)
870 {
871         return 0;
872 }
873 #endif /* CONFIG_KEYS */
874
875 struct security_operations dummy_security_ops;
876
877 #define set_to_dummy_if_null(ops, function)                             \
878         do {                                                            \
879                 if (!ops->function) {                                   \
880                         ops->function = dummy_##function;               \
881                         pr_debug("Had to override the " #function       \
882                                  " security operation with the dummy one.\n");\
883                         }                                               \
884         } while (0)
885
886 void security_fixup_ops (struct security_operations *ops)
887 {
888         set_to_dummy_if_null(ops, ptrace);
889         set_to_dummy_if_null(ops, capget);
890         set_to_dummy_if_null(ops, capset_check);
891         set_to_dummy_if_null(ops, capset_set);
892         set_to_dummy_if_null(ops, acct);
893         set_to_dummy_if_null(ops, capable);
894         set_to_dummy_if_null(ops, quotactl);
895         set_to_dummy_if_null(ops, quota_on);
896         set_to_dummy_if_null(ops, sysctl);
897         set_to_dummy_if_null(ops, syslog);
898         set_to_dummy_if_null(ops, settime);
899         set_to_dummy_if_null(ops, vm_enough_memory);
900         set_to_dummy_if_null(ops, bprm_alloc_security);
901         set_to_dummy_if_null(ops, bprm_free_security);
902         set_to_dummy_if_null(ops, bprm_apply_creds);
903         set_to_dummy_if_null(ops, bprm_post_apply_creds);
904         set_to_dummy_if_null(ops, bprm_set_security);
905         set_to_dummy_if_null(ops, bprm_check_security);
906         set_to_dummy_if_null(ops, bprm_secureexec);
907         set_to_dummy_if_null(ops, sb_alloc_security);
908         set_to_dummy_if_null(ops, sb_free_security);
909         set_to_dummy_if_null(ops, sb_copy_data);
910         set_to_dummy_if_null(ops, sb_kern_mount);
911         set_to_dummy_if_null(ops, sb_statfs);
912         set_to_dummy_if_null(ops, sb_mount);
913         set_to_dummy_if_null(ops, sb_check_sb);
914         set_to_dummy_if_null(ops, sb_umount);
915         set_to_dummy_if_null(ops, sb_umount_close);
916         set_to_dummy_if_null(ops, sb_umount_busy);
917         set_to_dummy_if_null(ops, sb_post_remount);
918         set_to_dummy_if_null(ops, sb_post_mountroot);
919         set_to_dummy_if_null(ops, sb_post_addmount);
920         set_to_dummy_if_null(ops, sb_pivotroot);
921         set_to_dummy_if_null(ops, sb_post_pivotroot);
922         set_to_dummy_if_null(ops, inode_alloc_security);
923         set_to_dummy_if_null(ops, inode_free_security);
924         set_to_dummy_if_null(ops, inode_init_security);
925         set_to_dummy_if_null(ops, inode_create);
926         set_to_dummy_if_null(ops, inode_link);
927         set_to_dummy_if_null(ops, inode_unlink);
928         set_to_dummy_if_null(ops, inode_symlink);
929         set_to_dummy_if_null(ops, inode_mkdir);
930         set_to_dummy_if_null(ops, inode_rmdir);
931         set_to_dummy_if_null(ops, inode_mknod);
932         set_to_dummy_if_null(ops, inode_rename);
933         set_to_dummy_if_null(ops, inode_readlink);
934         set_to_dummy_if_null(ops, inode_follow_link);
935         set_to_dummy_if_null(ops, inode_permission);
936         set_to_dummy_if_null(ops, inode_setattr);
937         set_to_dummy_if_null(ops, inode_getattr);
938         set_to_dummy_if_null(ops, inode_delete);
939         set_to_dummy_if_null(ops, inode_setxattr);
940         set_to_dummy_if_null(ops, inode_post_setxattr);
941         set_to_dummy_if_null(ops, inode_getxattr);
942         set_to_dummy_if_null(ops, inode_listxattr);
943         set_to_dummy_if_null(ops, inode_removexattr);
944         set_to_dummy_if_null(ops, inode_xattr_getsuffix);
945         set_to_dummy_if_null(ops, inode_getsecurity);
946         set_to_dummy_if_null(ops, inode_setsecurity);
947         set_to_dummy_if_null(ops, inode_listsecurity);
948         set_to_dummy_if_null(ops, file_permission);
949         set_to_dummy_if_null(ops, file_alloc_security);
950         set_to_dummy_if_null(ops, file_free_security);
951         set_to_dummy_if_null(ops, file_ioctl);
952         set_to_dummy_if_null(ops, file_mmap);
953         set_to_dummy_if_null(ops, file_mprotect);
954         set_to_dummy_if_null(ops, file_lock);
955         set_to_dummy_if_null(ops, file_fcntl);
956         set_to_dummy_if_null(ops, file_set_fowner);
957         set_to_dummy_if_null(ops, file_send_sigiotask);
958         set_to_dummy_if_null(ops, file_receive);
959         set_to_dummy_if_null(ops, task_create);
960         set_to_dummy_if_null(ops, task_alloc_security);
961         set_to_dummy_if_null(ops, task_free_security);
962         set_to_dummy_if_null(ops, task_setuid);
963         set_to_dummy_if_null(ops, task_post_setuid);
964         set_to_dummy_if_null(ops, task_setgid);
965         set_to_dummy_if_null(ops, task_setpgid);
966         set_to_dummy_if_null(ops, task_getpgid);
967         set_to_dummy_if_null(ops, task_getsid);
968         set_to_dummy_if_null(ops, task_setgroups);
969         set_to_dummy_if_null(ops, task_setnice);
970         set_to_dummy_if_null(ops, task_setrlimit);
971         set_to_dummy_if_null(ops, task_setscheduler);
972         set_to_dummy_if_null(ops, task_getscheduler);
973         set_to_dummy_if_null(ops, task_wait);
974         set_to_dummy_if_null(ops, task_kill);
975         set_to_dummy_if_null(ops, task_prctl);
976         set_to_dummy_if_null(ops, task_reparent_to_init);
977         set_to_dummy_if_null(ops, task_to_inode);
978         set_to_dummy_if_null(ops, ipc_permission);
979         set_to_dummy_if_null(ops, ipc_getsecurity);
980         set_to_dummy_if_null(ops, msg_msg_alloc_security);
981         set_to_dummy_if_null(ops, msg_msg_free_security);
982         set_to_dummy_if_null(ops, msg_queue_alloc_security);
983         set_to_dummy_if_null(ops, msg_queue_free_security);
984         set_to_dummy_if_null(ops, msg_queue_associate);
985         set_to_dummy_if_null(ops, msg_queue_msgctl);
986         set_to_dummy_if_null(ops, msg_queue_msgsnd);
987         set_to_dummy_if_null(ops, msg_queue_msgrcv);
988         set_to_dummy_if_null(ops, shm_alloc_security);
989         set_to_dummy_if_null(ops, shm_free_security);
990         set_to_dummy_if_null(ops, shm_associate);
991         set_to_dummy_if_null(ops, shm_shmctl);
992         set_to_dummy_if_null(ops, shm_shmat);
993         set_to_dummy_if_null(ops, sem_alloc_security);
994         set_to_dummy_if_null(ops, sem_free_security);
995         set_to_dummy_if_null(ops, sem_associate);
996         set_to_dummy_if_null(ops, sem_semctl);
997         set_to_dummy_if_null(ops, sem_semop);
998         set_to_dummy_if_null(ops, netlink_send);
999         set_to_dummy_if_null(ops, netlink_recv);
1000         set_to_dummy_if_null(ops, register_security);
1001         set_to_dummy_if_null(ops, unregister_security);
1002         set_to_dummy_if_null(ops, d_instantiate);
1003         set_to_dummy_if_null(ops, getprocattr);
1004         set_to_dummy_if_null(ops, setprocattr);
1005 #ifdef CONFIG_SECURITY_NETWORK
1006         set_to_dummy_if_null(ops, unix_stream_connect);
1007         set_to_dummy_if_null(ops, unix_may_send);
1008         set_to_dummy_if_null(ops, socket_create);
1009         set_to_dummy_if_null(ops, socket_post_create);
1010         set_to_dummy_if_null(ops, socket_bind);
1011         set_to_dummy_if_null(ops, socket_connect);
1012         set_to_dummy_if_null(ops, socket_listen);
1013         set_to_dummy_if_null(ops, socket_accept);
1014         set_to_dummy_if_null(ops, socket_post_accept);
1015         set_to_dummy_if_null(ops, socket_sendmsg);
1016         set_to_dummy_if_null(ops, socket_recvmsg);
1017         set_to_dummy_if_null(ops, socket_getsockname);
1018         set_to_dummy_if_null(ops, socket_getpeername);
1019         set_to_dummy_if_null(ops, socket_setsockopt);
1020         set_to_dummy_if_null(ops, socket_getsockopt);
1021         set_to_dummy_if_null(ops, socket_shutdown);
1022         set_to_dummy_if_null(ops, socket_sock_rcv_skb);
1023         set_to_dummy_if_null(ops, socket_getpeersec_stream);
1024         set_to_dummy_if_null(ops, socket_getpeersec_dgram);
1025         set_to_dummy_if_null(ops, sk_alloc_security);
1026         set_to_dummy_if_null(ops, sk_free_security);
1027         set_to_dummy_if_null(ops, sk_getsid);
1028  #endif /* CONFIG_SECURITY_NETWORK */
1029 #ifdef  CONFIG_SECURITY_NETWORK_XFRM
1030         set_to_dummy_if_null(ops, xfrm_policy_alloc_security);
1031         set_to_dummy_if_null(ops, xfrm_policy_clone_security);
1032         set_to_dummy_if_null(ops, xfrm_policy_free_security);
1033         set_to_dummy_if_null(ops, xfrm_state_alloc_security);
1034         set_to_dummy_if_null(ops, xfrm_state_free_security);
1035         set_to_dummy_if_null(ops, xfrm_policy_lookup);
1036 #endif  /* CONFIG_SECURITY_NETWORK_XFRM */
1037 #ifdef CONFIG_KEYS
1038         set_to_dummy_if_null(ops, key_alloc);
1039         set_to_dummy_if_null(ops, key_free);
1040         set_to_dummy_if_null(ops, key_permission);
1041 #endif  /* CONFIG_KEYS */
1042
1043 }
1044