Commit | Line | Data |
---|---|---|
1da177e4 LT |
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 | ||
c59ede7b | 17 | #include <linux/capability.h> |
1da177e4 LT |
18 | #include <linux/kernel.h> |
19 | #include <linux/mman.h> | |
20 | #include <linux/pagemap.h> | |
21 | #include <linux/swap.h> | |
22 | #include <linux/security.h> | |
23 | #include <linux/skbuff.h> | |
24 | #include <linux/netlink.h> | |
25 | #include <net/sock.h> | |
26 | #include <linux/xattr.h> | |
27 | #include <linux/hugetlb.h> | |
28 | #include <linux/ptrace.h> | |
29 | #include <linux/file.h> | |
30 | ||
31 | static int dummy_ptrace (struct task_struct *parent, struct task_struct *child) | |
32 | { | |
33 | return 0; | |
34 | } | |
35 | ||
36 | static int dummy_capget (struct task_struct *target, kernel_cap_t * effective, | |
37 | kernel_cap_t * inheritable, kernel_cap_t * permitted) | |
38 | { | |
72c2d582 | 39 | if (target->euid == 0) { |
e338d263 AM |
40 | cap_set_full(*permitted); |
41 | cap_set_init_eff(*effective); | |
42 | } else { | |
43 | cap_clear(*permitted); | |
44 | cap_clear(*effective); | |
72c2d582 | 45 | } |
e338d263 AM |
46 | |
47 | cap_clear(*inheritable); | |
48 | ||
49 | if (target->fsuid != 0) { | |
50 | *permitted = cap_drop_fs_set(*permitted); | |
51 | *effective = cap_drop_fs_set(*effective); | |
1da177e4 LT |
52 | } |
53 | return 0; | |
54 | } | |
55 | ||
56 | static int dummy_capset_check (struct task_struct *target, | |
57 | kernel_cap_t * effective, | |
58 | kernel_cap_t * inheritable, | |
59 | kernel_cap_t * permitted) | |
60 | { | |
61 | return -EPERM; | |
62 | } | |
63 | ||
64 | static void dummy_capset_set (struct task_struct *target, | |
65 | kernel_cap_t * effective, | |
66 | kernel_cap_t * inheritable, | |
67 | kernel_cap_t * permitted) | |
68 | { | |
69 | return; | |
70 | } | |
71 | ||
72 | static int dummy_acct (struct file *file) | |
73 | { | |
74 | return 0; | |
75 | } | |
76 | ||
77 | static int dummy_capable (struct task_struct *tsk, int cap) | |
78 | { | |
79 | if (cap_raised (tsk->cap_effective, cap)) | |
80 | return 0; | |
81 | return -EPERM; | |
82 | } | |
83 | ||
84 | static int dummy_sysctl (ctl_table * table, int op) | |
85 | { | |
86 | return 0; | |
87 | } | |
88 | ||
89 | static int dummy_quotactl (int cmds, int type, int id, struct super_block *sb) | |
90 | { | |
91 | return 0; | |
92 | } | |
93 | ||
94 | static int dummy_quota_on (struct dentry *dentry) | |
95 | { | |
96 | return 0; | |
97 | } | |
98 | ||
99 | static int dummy_syslog (int type) | |
100 | { | |
101 | if ((type != 3 && type != 10) && current->euid) | |
102 | return -EPERM; | |
103 | return 0; | |
104 | } | |
105 | ||
106 | static int dummy_settime(struct timespec *ts, struct timezone *tz) | |
107 | { | |
108 | if (!capable(CAP_SYS_TIME)) | |
109 | return -EPERM; | |
110 | return 0; | |
111 | } | |
112 | ||
34b4e4aa | 113 | static int dummy_vm_enough_memory(struct mm_struct *mm, long pages) |
1da177e4 LT |
114 | { |
115 | int cap_sys_admin = 0; | |
116 | ||
117 | if (dummy_capable(current, CAP_SYS_ADMIN) == 0) | |
118 | cap_sys_admin = 1; | |
34b4e4aa | 119 | return __vm_enough_memory(mm, pages, cap_sys_admin); |
1da177e4 LT |
120 | } |
121 | ||
122 | static int dummy_bprm_alloc_security (struct linux_binprm *bprm) | |
123 | { | |
124 | return 0; | |
125 | } | |
126 | ||
127 | static void dummy_bprm_free_security (struct linux_binprm *bprm) | |
128 | { | |
129 | return; | |
130 | } | |
131 | ||
132 | static void dummy_bprm_apply_creds (struct linux_binprm *bprm, int unsafe) | |
133 | { | |
134 | if (bprm->e_uid != current->uid || bprm->e_gid != current->gid) { | |
6c5d5238 | 135 | set_dumpable(current->mm, suid_dumpable); |
1da177e4 LT |
136 | |
137 | if ((unsafe & ~LSM_UNSAFE_PTRACE_CAP) && !capable(CAP_SETUID)) { | |
138 | bprm->e_uid = current->uid; | |
139 | bprm->e_gid = current->gid; | |
140 | } | |
141 | } | |
142 | ||
143 | current->suid = current->euid = current->fsuid = bprm->e_uid; | |
144 | current->sgid = current->egid = current->fsgid = bprm->e_gid; | |
145 | ||
146 | dummy_capget(current, ¤t->cap_effective, ¤t->cap_inheritable, ¤t->cap_permitted); | |
147 | } | |
148 | ||
149 | static void dummy_bprm_post_apply_creds (struct linux_binprm *bprm) | |
150 | { | |
151 | return; | |
152 | } | |
153 | ||
154 | static int dummy_bprm_set_security (struct linux_binprm *bprm) | |
155 | { | |
156 | return 0; | |
157 | } | |
158 | ||
159 | static int dummy_bprm_check_security (struct linux_binprm *bprm) | |
160 | { | |
161 | return 0; | |
162 | } | |
163 | ||
164 | static int dummy_bprm_secureexec (struct linux_binprm *bprm) | |
165 | { | |
166 | /* The new userland will simply use the value provided | |
167 | in the AT_SECURE field to decide whether secure mode | |
168 | is required. Hence, this logic is required to preserve | |
169 | the legacy decision algorithm used by the old userland. */ | |
170 | return (current->euid != current->uid || | |
171 | current->egid != current->gid); | |
172 | } | |
173 | ||
174 | static int dummy_sb_alloc_security (struct super_block *sb) | |
175 | { | |
176 | return 0; | |
177 | } | |
178 | ||
179 | static void dummy_sb_free_security (struct super_block *sb) | |
180 | { | |
181 | return; | |
182 | } | |
183 | ||
e0007529 | 184 | static int dummy_sb_copy_data (char *orig, char *copy) |
1da177e4 LT |
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 | ||
726c3342 | 194 | static int dummy_sb_statfs (struct dentry *dentry) |
1da177e4 LT |
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 | ||
1da177e4 LT |
232 | static void dummy_sb_post_addmount (struct vfsmount *mnt, struct nameidata *nd) |
233 | { | |
234 | return; | |
235 | } | |
236 | ||
237 | static int dummy_sb_pivotroot (struct nameidata *old_nd, struct nameidata *new_nd) | |
238 | { | |
239 | return 0; | |
240 | } | |
241 | ||
242 | static void dummy_sb_post_pivotroot (struct nameidata *old_nd, struct nameidata *new_nd) | |
243 | { | |
244 | return; | |
245 | } | |
246 | ||
e0007529 EP |
247 | static int dummy_sb_get_mnt_opts(const struct super_block *sb, |
248 | struct security_mnt_opts *opts) | |
c9180a57 | 249 | { |
e0007529 | 250 | security_init_mnt_opts(opts); |
c9180a57 EP |
251 | return 0; |
252 | } | |
253 | ||
e0007529 EP |
254 | static int dummy_sb_set_mnt_opts(struct super_block *sb, |
255 | struct security_mnt_opts *opts) | |
c9180a57 | 256 | { |
e0007529 | 257 | if (unlikely(opts->num_mnt_opts)) |
c9180a57 EP |
258 | return -EOPNOTSUPP; |
259 | return 0; | |
260 | } | |
261 | ||
262 | static void dummy_sb_clone_mnt_opts(const struct super_block *oldsb, | |
263 | struct super_block *newsb) | |
264 | { | |
265 | return; | |
266 | } | |
267 | ||
e0007529 EP |
268 | static int dummy_sb_parse_opts_str(char *options, struct security_mnt_opts *opts) |
269 | { | |
270 | return 0; | |
271 | } | |
272 | ||
1da177e4 LT |
273 | static int dummy_inode_alloc_security (struct inode *inode) |
274 | { | |
275 | return 0; | |
276 | } | |
277 | ||
278 | static void dummy_inode_free_security (struct inode *inode) | |
279 | { | |
280 | return; | |
281 | } | |
282 | ||
5e41ff9e SS |
283 | static int dummy_inode_init_security (struct inode *inode, struct inode *dir, |
284 | char **name, void **value, size_t *len) | |
285 | { | |
286 | return -EOPNOTSUPP; | |
287 | } | |
288 | ||
1da177e4 LT |
289 | static int dummy_inode_create (struct inode *inode, struct dentry *dentry, |
290 | int mask) | |
291 | { | |
292 | return 0; | |
293 | } | |
294 | ||
1da177e4 LT |
295 | static int dummy_inode_link (struct dentry *old_dentry, struct inode *inode, |
296 | struct dentry *new_dentry) | |
297 | { | |
298 | return 0; | |
299 | } | |
300 | ||
1da177e4 LT |
301 | static int dummy_inode_unlink (struct inode *inode, struct dentry *dentry) |
302 | { | |
303 | return 0; | |
304 | } | |
305 | ||
306 | static int dummy_inode_symlink (struct inode *inode, struct dentry *dentry, | |
307 | const char *name) | |
308 | { | |
309 | return 0; | |
310 | } | |
311 | ||
1da177e4 LT |
312 | static int dummy_inode_mkdir (struct inode *inode, struct dentry *dentry, |
313 | int mask) | |
314 | { | |
315 | return 0; | |
316 | } | |
317 | ||
1da177e4 LT |
318 | static int dummy_inode_rmdir (struct inode *inode, struct dentry *dentry) |
319 | { | |
320 | return 0; | |
321 | } | |
322 | ||
323 | static int dummy_inode_mknod (struct inode *inode, struct dentry *dentry, | |
324 | int mode, dev_t dev) | |
325 | { | |
326 | return 0; | |
327 | } | |
328 | ||
1da177e4 LT |
329 | static int dummy_inode_rename (struct inode *old_inode, |
330 | struct dentry *old_dentry, | |
331 | struct inode *new_inode, | |
332 | struct dentry *new_dentry) | |
333 | { | |
334 | return 0; | |
335 | } | |
336 | ||
1da177e4 LT |
337 | static int dummy_inode_readlink (struct dentry *dentry) |
338 | { | |
339 | return 0; | |
340 | } | |
341 | ||
342 | static int dummy_inode_follow_link (struct dentry *dentry, | |
343 | struct nameidata *nameidata) | |
344 | { | |
345 | return 0; | |
346 | } | |
347 | ||
348 | static int dummy_inode_permission (struct inode *inode, int mask, struct nameidata *nd) | |
349 | { | |
350 | return 0; | |
351 | } | |
352 | ||
353 | static int dummy_inode_setattr (struct dentry *dentry, struct iattr *iattr) | |
354 | { | |
355 | return 0; | |
356 | } | |
357 | ||
358 | static int dummy_inode_getattr (struct vfsmount *mnt, struct dentry *dentry) | |
359 | { | |
360 | return 0; | |
361 | } | |
362 | ||
363 | static void dummy_inode_delete (struct inode *ino) | |
364 | { | |
365 | return; | |
366 | } | |
367 | ||
368 | static int dummy_inode_setxattr (struct dentry *dentry, char *name, void *value, | |
369 | size_t size, int flags) | |
370 | { | |
371 | if (!strncmp(name, XATTR_SECURITY_PREFIX, | |
372 | sizeof(XATTR_SECURITY_PREFIX) - 1) && | |
373 | !capable(CAP_SYS_ADMIN)) | |
374 | return -EPERM; | |
375 | return 0; | |
376 | } | |
377 | ||
378 | static void dummy_inode_post_setxattr (struct dentry *dentry, char *name, void *value, | |
379 | size_t size, int flags) | |
380 | { | |
381 | } | |
382 | ||
383 | static int dummy_inode_getxattr (struct dentry *dentry, char *name) | |
384 | { | |
385 | return 0; | |
386 | } | |
387 | ||
388 | static int dummy_inode_listxattr (struct dentry *dentry) | |
389 | { | |
390 | return 0; | |
391 | } | |
392 | ||
393 | static int dummy_inode_removexattr (struct dentry *dentry, char *name) | |
394 | { | |
395 | if (!strncmp(name, XATTR_SECURITY_PREFIX, | |
396 | sizeof(XATTR_SECURITY_PREFIX) - 1) && | |
397 | !capable(CAP_SYS_ADMIN)) | |
398 | return -EPERM; | |
399 | return 0; | |
400 | } | |
401 | ||
b5376771 SH |
402 | static int dummy_inode_need_killpriv(struct dentry *dentry) |
403 | { | |
404 | return 0; | |
405 | } | |
406 | ||
407 | static int dummy_inode_killpriv(struct dentry *dentry) | |
408 | { | |
409 | return 0; | |
410 | } | |
411 | ||
42492594 | 412 | static int dummy_inode_getsecurity(const struct inode *inode, const char *name, void **buffer, bool alloc) |
1da177e4 LT |
413 | { |
414 | return -EOPNOTSUPP; | |
415 | } | |
416 | ||
417 | static int dummy_inode_setsecurity(struct inode *inode, const char *name, const void *value, size_t size, int flags) | |
418 | { | |
419 | return -EOPNOTSUPP; | |
420 | } | |
421 | ||
422 | static int dummy_inode_listsecurity(struct inode *inode, char *buffer, size_t buffer_size) | |
423 | { | |
424 | return 0; | |
425 | } | |
426 | ||
8a076191 AD |
427 | static void dummy_inode_getsecid(const struct inode *inode, u32 *secid) |
428 | { | |
429 | *secid = 0; | |
430 | } | |
431 | ||
1da177e4 LT |
432 | static int dummy_file_permission (struct file *file, int mask) |
433 | { | |
434 | return 0; | |
435 | } | |
436 | ||
437 | static int dummy_file_alloc_security (struct file *file) | |
438 | { | |
439 | return 0; | |
440 | } | |
441 | ||
442 | static void dummy_file_free_security (struct file *file) | |
443 | { | |
444 | return; | |
445 | } | |
446 | ||
447 | static int dummy_file_ioctl (struct file *file, unsigned int command, | |
448 | unsigned long arg) | |
449 | { | |
450 | return 0; | |
451 | } | |
452 | ||
453 | static int dummy_file_mmap (struct file *file, unsigned long reqprot, | |
454 | unsigned long prot, | |
ed032189 EP |
455 | unsigned long flags, |
456 | unsigned long addr, | |
457 | unsigned long addr_only) | |
1da177e4 | 458 | { |
ab5a91a8 | 459 | if ((addr < mmap_min_addr) && !capable(CAP_SYS_RAWIO)) |
ed032189 | 460 | return -EACCES; |
1da177e4 LT |
461 | return 0; |
462 | } | |
463 | ||
464 | static int dummy_file_mprotect (struct vm_area_struct *vma, | |
465 | unsigned long reqprot, | |
466 | unsigned long prot) | |
467 | { | |
468 | return 0; | |
469 | } | |
470 | ||
471 | static int dummy_file_lock (struct file *file, unsigned int cmd) | |
472 | { | |
473 | return 0; | |
474 | } | |
475 | ||
476 | static int dummy_file_fcntl (struct file *file, unsigned int cmd, | |
477 | unsigned long arg) | |
478 | { | |
479 | return 0; | |
480 | } | |
481 | ||
482 | static int dummy_file_set_fowner (struct file *file) | |
483 | { | |
484 | return 0; | |
485 | } | |
486 | ||
487 | static int dummy_file_send_sigiotask (struct task_struct *tsk, | |
488 | struct fown_struct *fown, int sig) | |
489 | { | |
490 | return 0; | |
491 | } | |
492 | ||
493 | static int dummy_file_receive (struct file *file) | |
494 | { | |
495 | return 0; | |
496 | } | |
497 | ||
788e7dd4 YN |
498 | static int dummy_dentry_open (struct file *file) |
499 | { | |
500 | return 0; | |
501 | } | |
502 | ||
1da177e4 LT |
503 | static int dummy_task_create (unsigned long clone_flags) |
504 | { | |
505 | return 0; | |
506 | } | |
507 | ||
508 | static int dummy_task_alloc_security (struct task_struct *p) | |
509 | { | |
510 | return 0; | |
511 | } | |
512 | ||
513 | static void dummy_task_free_security (struct task_struct *p) | |
514 | { | |
515 | return; | |
516 | } | |
517 | ||
518 | static int dummy_task_setuid (uid_t id0, uid_t id1, uid_t id2, int flags) | |
519 | { | |
520 | return 0; | |
521 | } | |
522 | ||
523 | static int dummy_task_post_setuid (uid_t id0, uid_t id1, uid_t id2, int flags) | |
524 | { | |
525 | dummy_capget(current, ¤t->cap_effective, ¤t->cap_inheritable, ¤t->cap_permitted); | |
526 | return 0; | |
527 | } | |
528 | ||
529 | static int dummy_task_setgid (gid_t id0, gid_t id1, gid_t id2, int flags) | |
530 | { | |
531 | return 0; | |
532 | } | |
533 | ||
534 | static int dummy_task_setpgid (struct task_struct *p, pid_t pgid) | |
535 | { | |
536 | return 0; | |
537 | } | |
538 | ||
539 | static int dummy_task_getpgid (struct task_struct *p) | |
540 | { | |
541 | return 0; | |
542 | } | |
543 | ||
544 | static int dummy_task_getsid (struct task_struct *p) | |
545 | { | |
546 | return 0; | |
547 | } | |
548 | ||
f9008e4c | 549 | static void dummy_task_getsecid (struct task_struct *p, u32 *secid) |
8a076191 AD |
550 | { |
551 | *secid = 0; | |
552 | } | |
f9008e4c | 553 | |
1da177e4 LT |
554 | static int dummy_task_setgroups (struct group_info *group_info) |
555 | { | |
556 | return 0; | |
557 | } | |
558 | ||
559 | static int dummy_task_setnice (struct task_struct *p, int nice) | |
560 | { | |
561 | return 0; | |
562 | } | |
563 | ||
03e68060 JM |
564 | static int dummy_task_setioprio (struct task_struct *p, int ioprio) |
565 | { | |
566 | return 0; | |
567 | } | |
568 | ||
a1836a42 DQ |
569 | static int dummy_task_getioprio (struct task_struct *p) |
570 | { | |
571 | return 0; | |
572 | } | |
573 | ||
1da177e4 LT |
574 | static int dummy_task_setrlimit (unsigned int resource, struct rlimit *new_rlim) |
575 | { | |
576 | return 0; | |
577 | } | |
578 | ||
579 | static int dummy_task_setscheduler (struct task_struct *p, int policy, | |
580 | struct sched_param *lp) | |
581 | { | |
582 | return 0; | |
583 | } | |
584 | ||
585 | static int dummy_task_getscheduler (struct task_struct *p) | |
586 | { | |
587 | return 0; | |
588 | } | |
589 | ||
35601547 DQ |
590 | static int dummy_task_movememory (struct task_struct *p) |
591 | { | |
592 | return 0; | |
593 | } | |
594 | ||
1da177e4 LT |
595 | static int dummy_task_wait (struct task_struct *p) |
596 | { | |
597 | return 0; | |
598 | } | |
599 | ||
600 | static int dummy_task_kill (struct task_struct *p, struct siginfo *info, | |
f9008e4c | 601 | int sig, u32 secid) |
1da177e4 LT |
602 | { |
603 | return 0; | |
604 | } | |
605 | ||
606 | static int dummy_task_prctl (int option, unsigned long arg2, unsigned long arg3, | |
607 | unsigned long arg4, unsigned long arg5) | |
608 | { | |
609 | return 0; | |
610 | } | |
611 | ||
612 | static void dummy_task_reparent_to_init (struct task_struct *p) | |
613 | { | |
614 | p->euid = p->fsuid = 0; | |
615 | return; | |
616 | } | |
617 | ||
618 | static void dummy_task_to_inode(struct task_struct *p, struct inode *inode) | |
619 | { } | |
620 | ||
621 | static int dummy_ipc_permission (struct kern_ipc_perm *ipcp, short flag) | |
622 | { | |
623 | return 0; | |
624 | } | |
625 | ||
8a076191 AD |
626 | static void dummy_ipc_getsecid(struct kern_ipc_perm *ipcp, u32 *secid) |
627 | { | |
628 | *secid = 0; | |
629 | } | |
630 | ||
1da177e4 LT |
631 | static int dummy_msg_msg_alloc_security (struct msg_msg *msg) |
632 | { | |
633 | return 0; | |
634 | } | |
635 | ||
636 | static void dummy_msg_msg_free_security (struct msg_msg *msg) | |
637 | { | |
638 | return; | |
639 | } | |
640 | ||
641 | static int dummy_msg_queue_alloc_security (struct msg_queue *msq) | |
642 | { | |
643 | return 0; | |
644 | } | |
645 | ||
646 | static void dummy_msg_queue_free_security (struct msg_queue *msq) | |
647 | { | |
648 | return; | |
649 | } | |
650 | ||
651 | static int dummy_msg_queue_associate (struct msg_queue *msq, | |
652 | int msqflg) | |
653 | { | |
654 | return 0; | |
655 | } | |
656 | ||
657 | static int dummy_msg_queue_msgctl (struct msg_queue *msq, int cmd) | |
658 | { | |
659 | return 0; | |
660 | } | |
661 | ||
662 | static int dummy_msg_queue_msgsnd (struct msg_queue *msq, struct msg_msg *msg, | |
663 | int msgflg) | |
664 | { | |
665 | return 0; | |
666 | } | |
667 | ||
668 | static int dummy_msg_queue_msgrcv (struct msg_queue *msq, struct msg_msg *msg, | |
669 | struct task_struct *target, long type, | |
670 | int mode) | |
671 | { | |
672 | return 0; | |
673 | } | |
674 | ||
675 | static int dummy_shm_alloc_security (struct shmid_kernel *shp) | |
676 | { | |
677 | return 0; | |
678 | } | |
679 | ||
680 | static void dummy_shm_free_security (struct shmid_kernel *shp) | |
681 | { | |
682 | return; | |
683 | } | |
684 | ||
685 | static int dummy_shm_associate (struct shmid_kernel *shp, int shmflg) | |
686 | { | |
687 | return 0; | |
688 | } | |
689 | ||
690 | static int dummy_shm_shmctl (struct shmid_kernel *shp, int cmd) | |
691 | { | |
692 | return 0; | |
693 | } | |
694 | ||
695 | static int dummy_shm_shmat (struct shmid_kernel *shp, char __user *shmaddr, | |
696 | int shmflg) | |
697 | { | |
698 | return 0; | |
699 | } | |
700 | ||
701 | static int dummy_sem_alloc_security (struct sem_array *sma) | |
702 | { | |
703 | return 0; | |
704 | } | |
705 | ||
706 | static void dummy_sem_free_security (struct sem_array *sma) | |
707 | { | |
708 | return; | |
709 | } | |
710 | ||
711 | static int dummy_sem_associate (struct sem_array *sma, int semflg) | |
712 | { | |
713 | return 0; | |
714 | } | |
715 | ||
716 | static int dummy_sem_semctl (struct sem_array *sma, int cmd) | |
717 | { | |
718 | return 0; | |
719 | } | |
720 | ||
721 | static int dummy_sem_semop (struct sem_array *sma, | |
722 | struct sembuf *sops, unsigned nsops, int alter) | |
723 | { | |
724 | return 0; | |
725 | } | |
726 | ||
727 | static int dummy_netlink_send (struct sock *sk, struct sk_buff *skb) | |
728 | { | |
729 | NETLINK_CB(skb).eff_cap = current->cap_effective; | |
730 | return 0; | |
731 | } | |
732 | ||
c7bdb545 | 733 | static int dummy_netlink_recv (struct sk_buff *skb, int cap) |
1da177e4 | 734 | { |
c7bdb545 | 735 | if (!cap_raised (NETLINK_CB (skb).eff_cap, cap)) |
1da177e4 LT |
736 | return -EPERM; |
737 | return 0; | |
738 | } | |
739 | ||
740 | #ifdef CONFIG_SECURITY_NETWORK | |
741 | static int dummy_unix_stream_connect (struct socket *sock, | |
742 | struct socket *other, | |
743 | struct sock *newsk) | |
744 | { | |
745 | return 0; | |
746 | } | |
747 | ||
748 | static int dummy_unix_may_send (struct socket *sock, | |
749 | struct socket *other) | |
750 | { | |
751 | return 0; | |
752 | } | |
753 | ||
754 | static int dummy_socket_create (int family, int type, | |
755 | int protocol, int kern) | |
756 | { | |
757 | return 0; | |
758 | } | |
759 | ||
7420ed23 VY |
760 | static int dummy_socket_post_create (struct socket *sock, int family, int type, |
761 | int protocol, int kern) | |
1da177e4 | 762 | { |
7420ed23 | 763 | return 0; |
1da177e4 LT |
764 | } |
765 | ||
766 | static int dummy_socket_bind (struct socket *sock, struct sockaddr *address, | |
767 | int addrlen) | |
768 | { | |
769 | return 0; | |
770 | } | |
771 | ||
772 | static int dummy_socket_connect (struct socket *sock, struct sockaddr *address, | |
773 | int addrlen) | |
774 | { | |
775 | return 0; | |
776 | } | |
777 | ||
778 | static int dummy_socket_listen (struct socket *sock, int backlog) | |
779 | { | |
780 | return 0; | |
781 | } | |
782 | ||
783 | static int dummy_socket_accept (struct socket *sock, struct socket *newsock) | |
784 | { | |
785 | return 0; | |
786 | } | |
787 | ||
788 | static void dummy_socket_post_accept (struct socket *sock, | |
789 | struct socket *newsock) | |
790 | { | |
791 | return; | |
792 | } | |
793 | ||
794 | static int dummy_socket_sendmsg (struct socket *sock, struct msghdr *msg, | |
795 | int size) | |
796 | { | |
797 | return 0; | |
798 | } | |
799 | ||
800 | static int dummy_socket_recvmsg (struct socket *sock, struct msghdr *msg, | |
801 | int size, int flags) | |
802 | { | |
803 | return 0; | |
804 | } | |
805 | ||
806 | static int dummy_socket_getsockname (struct socket *sock) | |
807 | { | |
808 | return 0; | |
809 | } | |
810 | ||
811 | static int dummy_socket_getpeername (struct socket *sock) | |
812 | { | |
813 | return 0; | |
814 | } | |
815 | ||
816 | static int dummy_socket_setsockopt (struct socket *sock, int level, int optname) | |
817 | { | |
818 | return 0; | |
819 | } | |
820 | ||
821 | static int dummy_socket_getsockopt (struct socket *sock, int level, int optname) | |
822 | { | |
823 | return 0; | |
824 | } | |
825 | ||
826 | static int dummy_socket_shutdown (struct socket *sock, int how) | |
827 | { | |
828 | return 0; | |
829 | } | |
830 | ||
831 | static int dummy_socket_sock_rcv_skb (struct sock *sk, struct sk_buff *skb) | |
832 | { | |
833 | return 0; | |
834 | } | |
835 | ||
2c7946a7 CZ |
836 | static int dummy_socket_getpeersec_stream(struct socket *sock, char __user *optval, |
837 | int __user *optlen, unsigned len) | |
838 | { | |
839 | return -ENOPROTOOPT; | |
840 | } | |
841 | ||
dc49c1f9 | 842 | static int dummy_socket_getpeersec_dgram(struct socket *sock, struct sk_buff *skb, u32 *secid) |
1da177e4 LT |
843 | { |
844 | return -ENOPROTOOPT; | |
845 | } | |
846 | ||
7d877f3b | 847 | static inline int dummy_sk_alloc_security (struct sock *sk, int family, gfp_t priority) |
1da177e4 LT |
848 | { |
849 | return 0; | |
850 | } | |
851 | ||
852 | static inline void dummy_sk_free_security (struct sock *sk) | |
853 | { | |
854 | } | |
df71837d | 855 | |
892c141e VY |
856 | static inline void dummy_sk_clone_security (const struct sock *sk, struct sock *newsk) |
857 | { | |
858 | } | |
859 | ||
beb8d13b | 860 | static inline void dummy_sk_getsecid(struct sock *sk, u32 *secid) |
df71837d | 861 | { |
df71837d | 862 | } |
4237c75c VY |
863 | |
864 | static inline void dummy_sock_graft(struct sock* sk, struct socket *parent) | |
865 | { | |
866 | } | |
867 | ||
868 | static inline int dummy_inet_conn_request(struct sock *sk, | |
869 | struct sk_buff *skb, struct request_sock *req) | |
870 | { | |
871 | return 0; | |
872 | } | |
873 | ||
874 | static inline void dummy_inet_csk_clone(struct sock *newsk, | |
875 | const struct request_sock *req) | |
876 | { | |
877 | } | |
878 | ||
6b877699 VY |
879 | static inline void dummy_inet_conn_established(struct sock *sk, |
880 | struct sk_buff *skb) | |
881 | { | |
882 | } | |
883 | ||
4237c75c VY |
884 | static inline void dummy_req_classify_flow(const struct request_sock *req, |
885 | struct flowi *fl) | |
886 | { | |
887 | } | |
1da177e4 LT |
888 | #endif /* CONFIG_SECURITY_NETWORK */ |
889 | ||
df71837d | 890 | #ifdef CONFIG_SECURITY_NETWORK_XFRM |
cb969f07 | 891 | static int dummy_xfrm_policy_alloc_security(struct xfrm_policy *xp, |
c1a856c9 | 892 | struct xfrm_user_sec_ctx *sec_ctx) |
df71837d TJ |
893 | { |
894 | return 0; | |
895 | } | |
896 | ||
897 | static inline int dummy_xfrm_policy_clone_security(struct xfrm_policy *old, struct xfrm_policy *new) | |
898 | { | |
899 | return 0; | |
900 | } | |
901 | ||
902 | static void dummy_xfrm_policy_free_security(struct xfrm_policy *xp) | |
903 | { | |
904 | } | |
905 | ||
c8c05a8e CZ |
906 | static int dummy_xfrm_policy_delete_security(struct xfrm_policy *xp) |
907 | { | |
908 | return 0; | |
909 | } | |
910 | ||
e0d1caa7 | 911 | static int dummy_xfrm_state_alloc_security(struct xfrm_state *x, |
c1a856c9 | 912 | struct xfrm_user_sec_ctx *sec_ctx, u32 secid) |
df71837d TJ |
913 | { |
914 | return 0; | |
915 | } | |
916 | ||
917 | static void dummy_xfrm_state_free_security(struct xfrm_state *x) | |
918 | { | |
919 | } | |
920 | ||
c8c05a8e CZ |
921 | static int dummy_xfrm_state_delete_security(struct xfrm_state *x) |
922 | { | |
923 | return 0; | |
924 | } | |
925 | ||
df71837d TJ |
926 | static int dummy_xfrm_policy_lookup(struct xfrm_policy *xp, u32 sk_sid, u8 dir) |
927 | { | |
928 | return 0; | |
929 | } | |
e0d1caa7 VY |
930 | |
931 | static int dummy_xfrm_state_pol_flow_match(struct xfrm_state *x, | |
932 | struct xfrm_policy *xp, struct flowi *fl) | |
933 | { | |
934 | return 1; | |
935 | } | |
936 | ||
beb8d13b | 937 | static int dummy_xfrm_decode_session(struct sk_buff *skb, u32 *fl, int ckall) |
e0d1caa7 VY |
938 | { |
939 | return 0; | |
940 | } | |
941 | ||
df71837d | 942 | #endif /* CONFIG_SECURITY_NETWORK_XFRM */ |
1da177e4 LT |
943 | static int dummy_register_security (const char *name, struct security_operations *ops) |
944 | { | |
945 | return -EINVAL; | |
946 | } | |
947 | ||
1da177e4 LT |
948 | static void dummy_d_instantiate (struct dentry *dentry, struct inode *inode) |
949 | { | |
950 | return; | |
951 | } | |
952 | ||
04ff9708 | 953 | static int dummy_getprocattr(struct task_struct *p, char *name, char **value) |
1da177e4 LT |
954 | { |
955 | return -EINVAL; | |
956 | } | |
957 | ||
958 | static int dummy_setprocattr(struct task_struct *p, char *name, void *value, size_t size) | |
959 | { | |
960 | return -EINVAL; | |
961 | } | |
962 | ||
dc49c1f9 CZ |
963 | static int dummy_secid_to_secctx(u32 secid, char **secdata, u32 *seclen) |
964 | { | |
965 | return -EOPNOTSUPP; | |
966 | } | |
967 | ||
63cb3449 DH |
968 | static int dummy_secctx_to_secid(char *secdata, u32 seclen, u32 *secid) |
969 | { | |
970 | return -EOPNOTSUPP; | |
971 | } | |
972 | ||
dc49c1f9 CZ |
973 | static void dummy_release_secctx(char *secdata, u32 seclen) |
974 | { | |
975 | } | |
976 | ||
29db9190 | 977 | #ifdef CONFIG_KEYS |
7e047ef5 DH |
978 | static inline int dummy_key_alloc(struct key *key, struct task_struct *ctx, |
979 | unsigned long flags) | |
29db9190 DH |
980 | { |
981 | return 0; | |
982 | } | |
983 | ||
984 | static inline void dummy_key_free(struct key *key) | |
985 | { | |
986 | } | |
987 | ||
988 | static inline int dummy_key_permission(key_ref_t key_ref, | |
989 | struct task_struct *context, | |
990 | key_perm_t perm) | |
991 | { | |
992 | return 0; | |
993 | } | |
994 | #endif /* CONFIG_KEYS */ | |
1da177e4 LT |
995 | |
996 | struct security_operations dummy_security_ops; | |
997 | ||
998 | #define set_to_dummy_if_null(ops, function) \ | |
999 | do { \ | |
1000 | if (!ops->function) { \ | |
1001 | ops->function = dummy_##function; \ | |
1002 | pr_debug("Had to override the " #function \ | |
1003 | " security operation with the dummy one.\n");\ | |
1004 | } \ | |
1005 | } while (0) | |
1006 | ||
1007 | void security_fixup_ops (struct security_operations *ops) | |
1008 | { | |
1009 | set_to_dummy_if_null(ops, ptrace); | |
1010 | set_to_dummy_if_null(ops, capget); | |
1011 | set_to_dummy_if_null(ops, capset_check); | |
1012 | set_to_dummy_if_null(ops, capset_set); | |
1013 | set_to_dummy_if_null(ops, acct); | |
1014 | set_to_dummy_if_null(ops, capable); | |
1015 | set_to_dummy_if_null(ops, quotactl); | |
1016 | set_to_dummy_if_null(ops, quota_on); | |
1017 | set_to_dummy_if_null(ops, sysctl); | |
1018 | set_to_dummy_if_null(ops, syslog); | |
1019 | set_to_dummy_if_null(ops, settime); | |
1020 | set_to_dummy_if_null(ops, vm_enough_memory); | |
1021 | set_to_dummy_if_null(ops, bprm_alloc_security); | |
1022 | set_to_dummy_if_null(ops, bprm_free_security); | |
1023 | set_to_dummy_if_null(ops, bprm_apply_creds); | |
1024 | set_to_dummy_if_null(ops, bprm_post_apply_creds); | |
1025 | set_to_dummy_if_null(ops, bprm_set_security); | |
1026 | set_to_dummy_if_null(ops, bprm_check_security); | |
1027 | set_to_dummy_if_null(ops, bprm_secureexec); | |
1028 | set_to_dummy_if_null(ops, sb_alloc_security); | |
1029 | set_to_dummy_if_null(ops, sb_free_security); | |
1030 | set_to_dummy_if_null(ops, sb_copy_data); | |
1031 | set_to_dummy_if_null(ops, sb_kern_mount); | |
1032 | set_to_dummy_if_null(ops, sb_statfs); | |
1033 | set_to_dummy_if_null(ops, sb_mount); | |
1034 | set_to_dummy_if_null(ops, sb_check_sb); | |
1035 | set_to_dummy_if_null(ops, sb_umount); | |
1036 | set_to_dummy_if_null(ops, sb_umount_close); | |
1037 | set_to_dummy_if_null(ops, sb_umount_busy); | |
1038 | set_to_dummy_if_null(ops, sb_post_remount); | |
1da177e4 LT |
1039 | set_to_dummy_if_null(ops, sb_post_addmount); |
1040 | set_to_dummy_if_null(ops, sb_pivotroot); | |
1041 | set_to_dummy_if_null(ops, sb_post_pivotroot); | |
c9180a57 EP |
1042 | set_to_dummy_if_null(ops, sb_get_mnt_opts); |
1043 | set_to_dummy_if_null(ops, sb_set_mnt_opts); | |
1044 | set_to_dummy_if_null(ops, sb_clone_mnt_opts); | |
e0007529 | 1045 | set_to_dummy_if_null(ops, sb_parse_opts_str); |
1da177e4 LT |
1046 | set_to_dummy_if_null(ops, inode_alloc_security); |
1047 | set_to_dummy_if_null(ops, inode_free_security); | |
5e41ff9e | 1048 | set_to_dummy_if_null(ops, inode_init_security); |
1da177e4 | 1049 | set_to_dummy_if_null(ops, inode_create); |
1da177e4 | 1050 | set_to_dummy_if_null(ops, inode_link); |
1da177e4 LT |
1051 | set_to_dummy_if_null(ops, inode_unlink); |
1052 | set_to_dummy_if_null(ops, inode_symlink); | |
1da177e4 | 1053 | set_to_dummy_if_null(ops, inode_mkdir); |
1da177e4 LT |
1054 | set_to_dummy_if_null(ops, inode_rmdir); |
1055 | set_to_dummy_if_null(ops, inode_mknod); | |
1da177e4 | 1056 | set_to_dummy_if_null(ops, inode_rename); |
1da177e4 LT |
1057 | set_to_dummy_if_null(ops, inode_readlink); |
1058 | set_to_dummy_if_null(ops, inode_follow_link); | |
1059 | set_to_dummy_if_null(ops, inode_permission); | |
1060 | set_to_dummy_if_null(ops, inode_setattr); | |
1061 | set_to_dummy_if_null(ops, inode_getattr); | |
1062 | set_to_dummy_if_null(ops, inode_delete); | |
1063 | set_to_dummy_if_null(ops, inode_setxattr); | |
1064 | set_to_dummy_if_null(ops, inode_post_setxattr); | |
1065 | set_to_dummy_if_null(ops, inode_getxattr); | |
1066 | set_to_dummy_if_null(ops, inode_listxattr); | |
1067 | set_to_dummy_if_null(ops, inode_removexattr); | |
b5376771 SH |
1068 | set_to_dummy_if_null(ops, inode_need_killpriv); |
1069 | set_to_dummy_if_null(ops, inode_killpriv); | |
1da177e4 LT |
1070 | set_to_dummy_if_null(ops, inode_getsecurity); |
1071 | set_to_dummy_if_null(ops, inode_setsecurity); | |
1072 | set_to_dummy_if_null(ops, inode_listsecurity); | |
8a076191 | 1073 | set_to_dummy_if_null(ops, inode_getsecid); |
1da177e4 LT |
1074 | set_to_dummy_if_null(ops, file_permission); |
1075 | set_to_dummy_if_null(ops, file_alloc_security); | |
1076 | set_to_dummy_if_null(ops, file_free_security); | |
1077 | set_to_dummy_if_null(ops, file_ioctl); | |
1078 | set_to_dummy_if_null(ops, file_mmap); | |
1079 | set_to_dummy_if_null(ops, file_mprotect); | |
1080 | set_to_dummy_if_null(ops, file_lock); | |
1081 | set_to_dummy_if_null(ops, file_fcntl); | |
1082 | set_to_dummy_if_null(ops, file_set_fowner); | |
1083 | set_to_dummy_if_null(ops, file_send_sigiotask); | |
1084 | set_to_dummy_if_null(ops, file_receive); | |
788e7dd4 | 1085 | set_to_dummy_if_null(ops, dentry_open); |
1da177e4 LT |
1086 | set_to_dummy_if_null(ops, task_create); |
1087 | set_to_dummy_if_null(ops, task_alloc_security); | |
1088 | set_to_dummy_if_null(ops, task_free_security); | |
1089 | set_to_dummy_if_null(ops, task_setuid); | |
1090 | set_to_dummy_if_null(ops, task_post_setuid); | |
1091 | set_to_dummy_if_null(ops, task_setgid); | |
1092 | set_to_dummy_if_null(ops, task_setpgid); | |
1093 | set_to_dummy_if_null(ops, task_getpgid); | |
1094 | set_to_dummy_if_null(ops, task_getsid); | |
f9008e4c | 1095 | set_to_dummy_if_null(ops, task_getsecid); |
1da177e4 LT |
1096 | set_to_dummy_if_null(ops, task_setgroups); |
1097 | set_to_dummy_if_null(ops, task_setnice); | |
03e68060 | 1098 | set_to_dummy_if_null(ops, task_setioprio); |
a1836a42 | 1099 | set_to_dummy_if_null(ops, task_getioprio); |
1da177e4 LT |
1100 | set_to_dummy_if_null(ops, task_setrlimit); |
1101 | set_to_dummy_if_null(ops, task_setscheduler); | |
1102 | set_to_dummy_if_null(ops, task_getscheduler); | |
35601547 | 1103 | set_to_dummy_if_null(ops, task_movememory); |
1da177e4 LT |
1104 | set_to_dummy_if_null(ops, task_wait); |
1105 | set_to_dummy_if_null(ops, task_kill); | |
1106 | set_to_dummy_if_null(ops, task_prctl); | |
1107 | set_to_dummy_if_null(ops, task_reparent_to_init); | |
1108 | set_to_dummy_if_null(ops, task_to_inode); | |
1109 | set_to_dummy_if_null(ops, ipc_permission); | |
8a076191 | 1110 | set_to_dummy_if_null(ops, ipc_getsecid); |
1da177e4 LT |
1111 | set_to_dummy_if_null(ops, msg_msg_alloc_security); |
1112 | set_to_dummy_if_null(ops, msg_msg_free_security); | |
1113 | set_to_dummy_if_null(ops, msg_queue_alloc_security); | |
1114 | set_to_dummy_if_null(ops, msg_queue_free_security); | |
1115 | set_to_dummy_if_null(ops, msg_queue_associate); | |
1116 | set_to_dummy_if_null(ops, msg_queue_msgctl); | |
1117 | set_to_dummy_if_null(ops, msg_queue_msgsnd); | |
1118 | set_to_dummy_if_null(ops, msg_queue_msgrcv); | |
1119 | set_to_dummy_if_null(ops, shm_alloc_security); | |
1120 | set_to_dummy_if_null(ops, shm_free_security); | |
1121 | set_to_dummy_if_null(ops, shm_associate); | |
1122 | set_to_dummy_if_null(ops, shm_shmctl); | |
1123 | set_to_dummy_if_null(ops, shm_shmat); | |
1124 | set_to_dummy_if_null(ops, sem_alloc_security); | |
1125 | set_to_dummy_if_null(ops, sem_free_security); | |
1126 | set_to_dummy_if_null(ops, sem_associate); | |
1127 | set_to_dummy_if_null(ops, sem_semctl); | |
1128 | set_to_dummy_if_null(ops, sem_semop); | |
1129 | set_to_dummy_if_null(ops, netlink_send); | |
1130 | set_to_dummy_if_null(ops, netlink_recv); | |
1131 | set_to_dummy_if_null(ops, register_security); | |
1da177e4 LT |
1132 | set_to_dummy_if_null(ops, d_instantiate); |
1133 | set_to_dummy_if_null(ops, getprocattr); | |
1134 | set_to_dummy_if_null(ops, setprocattr); | |
dc49c1f9 | 1135 | set_to_dummy_if_null(ops, secid_to_secctx); |
63cb3449 | 1136 | set_to_dummy_if_null(ops, secctx_to_secid); |
dc49c1f9 | 1137 | set_to_dummy_if_null(ops, release_secctx); |
1da177e4 LT |
1138 | #ifdef CONFIG_SECURITY_NETWORK |
1139 | set_to_dummy_if_null(ops, unix_stream_connect); | |
1140 | set_to_dummy_if_null(ops, unix_may_send); | |
1141 | set_to_dummy_if_null(ops, socket_create); | |
1142 | set_to_dummy_if_null(ops, socket_post_create); | |
1143 | set_to_dummy_if_null(ops, socket_bind); | |
1144 | set_to_dummy_if_null(ops, socket_connect); | |
1145 | set_to_dummy_if_null(ops, socket_listen); | |
1146 | set_to_dummy_if_null(ops, socket_accept); | |
1147 | set_to_dummy_if_null(ops, socket_post_accept); | |
1148 | set_to_dummy_if_null(ops, socket_sendmsg); | |
1149 | set_to_dummy_if_null(ops, socket_recvmsg); | |
1150 | set_to_dummy_if_null(ops, socket_getsockname); | |
1151 | set_to_dummy_if_null(ops, socket_getpeername); | |
1152 | set_to_dummy_if_null(ops, socket_setsockopt); | |
1153 | set_to_dummy_if_null(ops, socket_getsockopt); | |
1154 | set_to_dummy_if_null(ops, socket_shutdown); | |
1155 | set_to_dummy_if_null(ops, socket_sock_rcv_skb); | |
c841aa03 ACM |
1156 | set_to_dummy_if_null(ops, socket_getpeersec_stream); |
1157 | set_to_dummy_if_null(ops, socket_getpeersec_dgram); | |
1da177e4 LT |
1158 | set_to_dummy_if_null(ops, sk_alloc_security); |
1159 | set_to_dummy_if_null(ops, sk_free_security); | |
892c141e | 1160 | set_to_dummy_if_null(ops, sk_clone_security); |
beb8d13b | 1161 | set_to_dummy_if_null(ops, sk_getsecid); |
4237c75c VY |
1162 | set_to_dummy_if_null(ops, sock_graft); |
1163 | set_to_dummy_if_null(ops, inet_conn_request); | |
1164 | set_to_dummy_if_null(ops, inet_csk_clone); | |
6b877699 | 1165 | set_to_dummy_if_null(ops, inet_conn_established); |
4237c75c | 1166 | set_to_dummy_if_null(ops, req_classify_flow); |
df71837d TJ |
1167 | #endif /* CONFIG_SECURITY_NETWORK */ |
1168 | #ifdef CONFIG_SECURITY_NETWORK_XFRM | |
1169 | set_to_dummy_if_null(ops, xfrm_policy_alloc_security); | |
1170 | set_to_dummy_if_null(ops, xfrm_policy_clone_security); | |
1171 | set_to_dummy_if_null(ops, xfrm_policy_free_security); | |
c8c05a8e | 1172 | set_to_dummy_if_null(ops, xfrm_policy_delete_security); |
df71837d TJ |
1173 | set_to_dummy_if_null(ops, xfrm_state_alloc_security); |
1174 | set_to_dummy_if_null(ops, xfrm_state_free_security); | |
c8c05a8e | 1175 | set_to_dummy_if_null(ops, xfrm_state_delete_security); |
df71837d | 1176 | set_to_dummy_if_null(ops, xfrm_policy_lookup); |
e0d1caa7 | 1177 | set_to_dummy_if_null(ops, xfrm_state_pol_flow_match); |
e0d1caa7 | 1178 | set_to_dummy_if_null(ops, xfrm_decode_session); |
df71837d | 1179 | #endif /* CONFIG_SECURITY_NETWORK_XFRM */ |
29db9190 DH |
1180 | #ifdef CONFIG_KEYS |
1181 | set_to_dummy_if_null(ops, key_alloc); | |
1182 | set_to_dummy_if_null(ops, key_free); | |
1183 | set_to_dummy_if_null(ops, key_permission); | |
1184 | #endif /* CONFIG_KEYS */ | |
1185 | ||
1da177e4 LT |
1186 | } |
1187 |