security/capability.c

   1 /*
   2  *  Capabilities Linux Security Module
   3  *
   4  *  This is the default security module in case no other module is loaded.
   5  *
   6  *      This program is free software; you can redistribute it and/or modify
   7  *      it under the terms of the GNU General Public License as published by
   8  *      the Free Software Foundation; either version 2 of the License, or
   9  *      (at your option) any later version.
  10  *
  11  */
  12
  13 #include <linux/security.h>
  14
  15 static int cap_acct(struct file *file)
  16 {
  17         return 0;
  18 }
  19
  20 static int cap_sysctl(ctl_table *table, int op)
  21 {
  22         return 0;
  23 }
  24
  25 static int cap_quotactl(int cmds, int type, int id, struct super_block *sb)
  26 {
  27         return 0;
  28 }
  29
  30 static int cap_quota_on(struct dentry *dentry)
  31 {
  32         return 0;
  33 }
  34
  35 static int cap_bprm_alloc_security(struct linux_binprm *bprm)
  36 {
  37         return 0;
  38 }
  39
  40 static void cap_bprm_free_security(struct linux_binprm *bprm)
  41 {
  42 }
  43
  44 static void cap_bprm_post_apply_creds(struct linux_binprm *bprm)
  45 {
  46 }
  47
  48 static int cap_bprm_check_security(struct linux_binprm *bprm)
  49 {
  50         return 0;
  51 }
  52
  53 static int cap_sb_alloc_security(struct super_block *sb)
  54 {
  55         return 0;
  56 }
  57
  58 static void cap_sb_free_security(struct super_block *sb)
  59 {
  60 }
  61
  62 static int cap_sb_copy_data(char *orig, char *copy)
  63 {
  64         return 0;
  65 }
  66
  67 static int cap_sb_kern_mount(struct super_block *sb, void *data)
  68 {
  69         return 0;
  70 }
  71
  72 static int cap_sb_show_options(struct seq_file *m, struct super_block *sb)
  73 {
  74         return 0;
  75 }
  76
  77 static int cap_sb_statfs(struct dentry *dentry)
  78 {
  79         return 0;
  80 }
  81
  82 static int cap_sb_mount(char *dev_name, struct path *path, char *type,
  83                         unsigned long flags, void *data)
  84 {
  85         return 0;
  86 }
  87
  88 static int cap_sb_check_sb(struct vfsmount *mnt, struct path *path)
  89 {
  90         return 0;
  91 }
  92
  93 static int cap_sb_umount(struct vfsmount *mnt, int flags)
  94 {
  95         return 0;
  96 }
  97
  98 static void cap_sb_umount_close(struct vfsmount *mnt)
  99 {
 100 }
 101
 102 static void cap_sb_umount_busy(struct vfsmount *mnt)
 103 {
 104 }
 105
 106 static void cap_sb_post_remount(struct vfsmount *mnt, unsigned long flags,
 107                                 void *data)
 108 {
 109 }
 110
 111 static void cap_sb_post_addmount(struct vfsmount *mnt, struct path *path)
 112 {
 113 }
 114
 115 static int cap_sb_pivotroot(struct path *old_path, struct path *new_path)
 116 {
 117         return 0;
 118 }
 119
 120 static void cap_sb_post_pivotroot(struct path *old_path, struct path *new_path)
 121 {
 122 }
 123
 124 static int cap_sb_set_mnt_opts(struct super_block *sb,
 125                                struct security_mnt_opts *opts)
 126 {
 127         if (unlikely(opts->num_mnt_opts))
 128                 return -EOPNOTSUPP;
 129         return 0;
 130 }
 131
 132 static void cap_sb_clone_mnt_opts(const struct super_block *oldsb,
 133                                   struct super_block *newsb)
 134 {
 135 }
 136
 137 static int cap_sb_parse_opts_str(char *options, struct security_mnt_opts *opts)
 138 {
 139         return 0;
 140 }
 141
 142 static int cap_inode_alloc_security(struct inode *inode)
 143 {
 144         return 0;
 145 }
 146
 147 static void cap_inode_free_security(struct inode *inode)
 148 {
 149 }
 150
 151 static int cap_inode_init_security(struct inode *inode, struct inode *dir,
 152                                    char **name, void **value, size_t *len)
 153 {
 154         return -EOPNOTSUPP;
 155 }
 156
 157 static int cap_inode_create(struct inode *inode, struct dentry *dentry,
 158                             int mask)
 159 {
 160         return 0;
 161 }
 162
 163 static int cap_inode_link(struct dentry *old_dentry, struct inode *inode,
 164                           struct dentry *new_dentry)
 165 {
 166         return 0;
 167 }
 168
 169 static int cap_inode_unlink(struct inode *inode, struct dentry *dentry)
 170 {
 171         return 0;
 172 }
 173
 174 static int cap_inode_symlink(struct inode *inode, struct dentry *dentry,
 175                              const char *name)
 176 {
 177         return 0;
 178 }
 179
 180 static int cap_inode_mkdir(struct inode *inode, struct dentry *dentry,
 181                            int mask)
 182 {
 183         return 0;
 184 }
 185
 186 static int cap_inode_rmdir(struct inode *inode, struct dentry *dentry)
 187 {
 188         return 0;
 189 }
 190
 191 static int cap_inode_mknod(struct inode *inode, struct dentry *dentry,
 192                            int mode, dev_t dev)
 193 {
 194         return 0;
 195 }
 196
 197 static int cap_inode_rename(struct inode *old_inode, struct dentry *old_dentry,
 198                             struct inode *new_inode, struct dentry *new_dentry)
 199 {
 200         return 0;
 201 }
 202
 203 static int cap_inode_readlink(struct dentry *dentry)
 204 {
 205         return 0;
 206 }
 207
 208 static int cap_inode_follow_link(struct dentry *dentry,
 209                                  struct nameidata *nameidata)
 210 {
 211         return 0;
 212 }
 213
 214 static int cap_inode_permission(struct inode *inode, int mask)
 215 {
 216         return 0;
 217 }
 218
 219 static int cap_inode_setattr(struct dentry *dentry, struct iattr *iattr)
 220 {
 221         return 0;
 222 }
 223
 224 static int cap_inode_getattr(struct vfsmount *mnt, struct dentry *dentry)
 225 {
 226         return 0;
 227 }
 228
 229 static void cap_inode_delete(struct inode *ino)
 230 {
 231 }
 232
 233 static void cap_inode_post_setxattr(struct dentry *dentry, const char *name,
 234                                     const void *value, size_t size, int flags)
 235 {
 236 }
 237
 238 static int cap_inode_getxattr(struct dentry *dentry, const char *name)
 239 {
 240         return 0;
 241 }
 242
 243 static int cap_inode_listxattr(struct dentry *dentry)
 244 {
 245         return 0;
 246 }
 247
 248 static int cap_inode_getsecurity(const struct inode *inode, const char *name,
 249                                  void **buffer, bool alloc)
 250 {
 251         return -EOPNOTSUPP;
 252 }
 253
 254 static int cap_inode_setsecurity(struct inode *inode, const char *name,
 255                                  const void *value, size_t size, int flags)
 256 {
 257         return -EOPNOTSUPP;
 258 }
 259
 260 static int cap_inode_listsecurity(struct inode *inode, char *buffer,
 261                                   size_t buffer_size)
 262 {
 263         return 0;
 264 }
 265
 266 static void cap_inode_getsecid(const struct inode *inode, u32 *secid)
 267 {
 268         *secid = 0;
 269 }
 270
 271 static int cap_file_permission(struct file *file, int mask)
 272 {
 273         return 0;
 274 }
 275
 276 static int cap_file_alloc_security(struct file *file)
 277 {
 278         return 0;
 279 }
 280
 281 static void cap_file_free_security(struct file *file)
 282 {
 283 }
 284
 285 static int cap_file_ioctl(struct file *file, unsigned int command,
 286                           unsigned long arg)
 287 {
 288         return 0;
 289 }
 290
 291 static int cap_file_mmap(struct file *file, unsigned long reqprot,
 292                          unsigned long prot, unsigned long flags,
 293                          unsigned long addr, unsigned long addr_only)
 294 {
 295         if ((addr < mmap_min_addr) && !capable(CAP_SYS_RAWIO))
 296                 return -EACCES;
 297         return 0;
 298 }
 299
 300 static int cap_file_mprotect(struct vm_area_struct *vma, unsigned long reqprot,
 301                              unsigned long prot)
 302 {
 303         return 0;
 304 }
 305
 306 static int cap_file_lock(struct file *file, unsigned int cmd)
 307 {
 308         return 0;
 309 }
 310
 311 static int cap_file_fcntl(struct file *file, unsigned int cmd,
 312                           unsigned long arg)
 313 {
 314         return 0;
 315 }
 316
 317 static int cap_file_set_fowner(struct file *file)
 318 {
 319         return 0;
 320 }
 321
 322 static int cap_file_send_sigiotask(struct task_struct *tsk,
 323                                    struct fown_struct *fown, int sig)
 324 {
 325         return 0;
 326 }
 327
 328 static int cap_file_receive(struct file *file)
 329 {
 330         return 0;
 331 }
 332
 333 static int cap_dentry_open(struct file *file)
 334 {
 335         return 0;
 336 }
 337
 338 static int cap_task_create(unsigned long clone_flags)
 339 {
 340         return 0;
 341 }
 342
 343 static int cap_task_alloc_security(struct task_struct *p)
 344 {
 345         return 0;
 346 }
 347
 348 static void cap_task_free_security(struct task_struct *p)
 349 {
 350 }
 351
 352 static int cap_task_setuid(uid_t id0, uid_t id1, uid_t id2, int flags)
 353 {
 354         return 0;
 355 }
 356
 357 static int cap_task_setgid(gid_t id0, gid_t id1, gid_t id2, int flags)
 358 {
 359         return 0;
 360 }
 361
 362 static int cap_task_setpgid(struct task_struct *p, pid_t pgid)
 363 {
 364         return 0;
 365 }
 366
 367 static int cap_task_getpgid(struct task_struct *p)
 368 {
 369         return 0;
 370 }
 371
 372 static int cap_task_getsid(struct task_struct *p)
 373 {
 374         return 0;
 375 }
 376
 377 static void cap_task_getsecid(struct task_struct *p, u32 *secid)
 378 {
 379         *secid = 0;
 380 }
 381
 382 static int cap_task_setgroups(struct group_info *group_info)
 383 {
 384         return 0;
 385 }
 386
 387 static int cap_task_getioprio(struct task_struct *p)
 388 {
 389         return 0;
 390 }
 391
 392 static int cap_task_setrlimit(unsigned int resource, struct rlimit *new_rlim)
 393 {
 394         return 0;
 395 }
 396
 397 static int cap_task_getscheduler(struct task_struct *p)
 398 {
 399         return 0;
 400 }
 401
 402 static int cap_task_movememory(struct task_struct *p)
 403 {
 404         return 0;
 405 }
 406
 407 static int cap_task_wait(struct task_struct *p)
 408 {
 409         return 0;
 410 }
 411
 412 static int cap_task_kill(struct task_struct *p, struct siginfo *info,
 413                          int sig, u32 secid)
 414 {
 415         return 0;
 416 }
 417
 418 static void cap_task_to_inode(struct task_struct *p, struct inode *inode)
 419 {
 420 }
 421
 422 static int cap_ipc_permission(struct kern_ipc_perm *ipcp, short flag)
 423 {
 424         return 0;
 425 }
 426
 427 static void cap_ipc_getsecid(struct kern_ipc_perm *ipcp, u32 *secid)
 428 {
 429         *secid = 0;
 430 }
 431
 432 static int cap_msg_msg_alloc_security(struct msg_msg *msg)
 433 {
 434         return 0;
 435 }
 436
 437 static void cap_msg_msg_free_security(struct msg_msg *msg)
 438 {
 439 }
 440
 441 static int cap_msg_queue_alloc_security(struct msg_queue *msq)
 442 {
 443         return 0;
 444 }
 445
 446 static void cap_msg_queue_free_security(struct msg_queue *msq)
 447 {
 448 }
 449
 450 static int cap_msg_queue_associate(struct msg_queue *msq, int msqflg)
 451 {
 452         return 0;
 453 }
 454
 455 static int cap_msg_queue_msgctl(struct msg_queue *msq, int cmd)
 456 {
 457         return 0;
 458 }
 459
 460 static int cap_msg_queue_msgsnd(struct msg_queue *msq, struct msg_msg *msg,
 461                                 int msgflg)
 462 {
 463         return 0;
 464 }
 465
 466 static int cap_msg_queue_msgrcv(struct msg_queue *msq, struct msg_msg *msg,
 467                                 struct task_struct *target, long type, int mode)
 468 {
 469         return 0;
 470 }
 471
 472 static int cap_shm_alloc_security(struct shmid_kernel *shp)
 473 {
 474         return 0;
 475 }
 476
 477 static void cap_shm_free_security(struct shmid_kernel *shp)
 478 {
 479 }
 480
 481 static int cap_shm_associate(struct shmid_kernel *shp, int shmflg)
 482 {
 483         return 0;
 484 }
 485
 486 static int cap_shm_shmctl(struct shmid_kernel *shp, int cmd)
 487 {
 488         return 0;
 489 }
 490
 491 static int cap_shm_shmat(struct shmid_kernel *shp, char __user *shmaddr,
 492                          int shmflg)
 493 {
 494         return 0;
 495 }
 496
 497 static int cap_sem_alloc_security(struct sem_array *sma)
 498 {
 499         return 0;
 500 }
 501
 502 static void cap_sem_free_security(struct sem_array *sma)
 503 {
 504 }
 505
 506 static int cap_sem_associate(struct sem_array *sma, int semflg)
 507 {
 508         return 0;
 509 }
 510
 511 static int cap_sem_semctl(struct sem_array *sma, int cmd)
 512 {
 513         return 0;
 514 }
 515
 516 static int cap_sem_semop(struct sem_array *sma, struct sembuf *sops,
 517                          unsigned nsops, int alter)
 518 {
 519         return 0;
 520 }
 521
 522 #ifdef CONFIG_SECURITY_NETWORK
 523 static int cap_unix_stream_connect(struct socket *sock, struct socket *other,
 524                                    struct sock *newsk)
 525 {
 526         return 0;
 527 }
 528
 529 static int cap_unix_may_send(struct socket *sock, struct socket *other)
 530 {
 531         return 0;
 532 }
 533
 534 static int cap_socket_create(int family, int type, int protocol, int kern)
 535 {
 536         return 0;
 537 }
 538
 539 static int cap_socket_post_create(struct socket *sock, int family, int type,
 540                                   int protocol, int kern)
 541 {
 542         return 0;
 543 }
 544
 545 static int cap_socket_bind(struct socket *sock, struct sockaddr *address,
 546                            int addrlen)
 547 {
 548         return 0;
 549 }
 550
 551 static int cap_socket_connect(struct socket *sock, struct sockaddr *address,
 552                               int addrlen)
 553 {
 554         return 0;
 555 }
 556
 557 static int cap_socket_listen(struct socket *sock, int backlog)
 558 {
 559         return 0;
 560 }
 561
 562 static int cap_socket_accept(struct socket *sock, struct socket *newsock)
 563 {
 564         return 0;
 565 }
 566
 567 static void cap_socket_post_accept(struct socket *sock, struct socket *newsock)
 568 {
 569 }
 570
 571 static int cap_socket_sendmsg(struct socket *sock, struct msghdr *msg, int size)
 572 {
 573         return 0;
 574 }
 575
 576 static int cap_socket_recvmsg(struct socket *sock, struct msghdr *msg,
 577                               int size, int flags)
 578 {
 579         return 0;
 580 }
 581
 582 static int cap_socket_getsockname(struct socket *sock)
 583 {
 584         return 0;
 585 }
 586
 587 static int cap_socket_getpeername(struct socket *sock)
 588 {
 589         return 0;
 590 }
 591
 592 static int cap_socket_setsockopt(struct socket *sock, int level, int optname)
 593 {
 594         return 0;
 595 }
 596
 597 static int cap_socket_getsockopt(struct socket *sock, int level, int optname)
 598 {
 599         return 0;
 600 }
 601
 602 static int cap_socket_shutdown(struct socket *sock, int how)
 603 {
 604         return 0;
 605 }
 606
 607 static int cap_socket_sock_rcv_skb(struct sock *sk, struct sk_buff *skb)
 608 {
 609         return 0;
 610 }
 611
 612 static int cap_socket_getpeersec_stream(struct socket *sock,
 613                                         char __user *optval,
 614                                         int __user *optlen, unsigned len)
 615 {
 616         return -ENOPROTOOPT;
 617 }
 618
 619 static int cap_socket_getpeersec_dgram(struct socket *sock,
 620                                        struct sk_buff *skb, u32 *secid)
 621 {
 622         return -ENOPROTOOPT;
 623 }
 624
 625 static int cap_sk_alloc_security(struct sock *sk, int family, gfp_t priority)
 626 {
 627         return 0;
 628 }
 629
 630 static void cap_sk_free_security(struct sock *sk)
 631 {
 632 }
 633
 634 static void cap_sk_clone_security(const struct sock *sk, struct sock *newsk)
 635 {
 636 }
 637
 638 static void cap_sk_getsecid(struct sock *sk, u32 *secid)
 639 {
 640 }
 641
 642 static void cap_sock_graft(struct sock *sk, struct socket *parent)
 643 {
 644 }
 645
 646 static int cap_inet_conn_request(struct sock *sk, struct sk_buff *skb,
 647                                  struct request_sock *req)
 648 {
 649         return 0;
 650 }
 651
 652 static void cap_inet_csk_clone(struct sock *newsk,
 653                                const struct request_sock *req)
 654 {
 655 }
 656
 657 static void cap_inet_conn_established(struct sock *sk, struct sk_buff *skb)
 658 {
 659 }
 660
 661 static void cap_req_classify_flow(const struct request_sock *req,
 662                                   struct flowi *fl)
 663 {
 664 }
 665 #endif  /* CONFIG_SECURITY_NETWORK */
 666
 667 #ifdef CONFIG_SECURITY_NETWORK_XFRM
 668 static int cap_xfrm_policy_alloc_security(struct xfrm_sec_ctx **ctxp,
 669                                           struct xfrm_user_sec_ctx *sec_ctx)
 670 {
 671         return 0;
 672 }
 673
 674 static int cap_xfrm_policy_clone_security(struct xfrm_sec_ctx *old_ctx,
 675                                           struct xfrm_sec_ctx **new_ctxp)
 676 {
 677         return 0;
 678 }
 679
 680 static void cap_xfrm_policy_free_security(struct xfrm_sec_ctx *ctx)
 681 {
 682 }
 683
 684 static int cap_xfrm_policy_delete_security(struct xfrm_sec_ctx *ctx)
 685 {
 686         return 0;
 687 }
 688
 689 static int cap_xfrm_state_alloc_security(struct xfrm_state *x,
 690                                          struct xfrm_user_sec_ctx *sec_ctx,
 691                                          u32 secid)
 692 {
 693         return 0;
 694 }
 695
 696 static void cap_xfrm_state_free_security(struct xfrm_state *x)
 697 {
 698 }
 699
 700 static int cap_xfrm_state_delete_security(struct xfrm_state *x)
 701 {
 702         return 0;
 703 }
 704
 705 static int cap_xfrm_policy_lookup(struct xfrm_sec_ctx *ctx, u32 sk_sid, u8 dir)
 706 {
 707         return 0;
 708 }
 709
 710 static int cap_xfrm_state_pol_flow_match(struct xfrm_state *x,
 711                                          struct xfrm_policy *xp,
 712                                          struct flowi *fl)
 713 {
 714         return 1;
 715 }
 716
 717 static int cap_xfrm_decode_session(struct sk_buff *skb, u32 *fl, int ckall)
 718 {
 719         return 0;
 720 }
 721
 722 #endif /* CONFIG_SECURITY_NETWORK_XFRM */
 723 static void cap_d_instantiate(struct dentry *dentry, struct inode *inode)
 724 {
 725 }
 726
 727 static int cap_getprocattr(struct task_struct *p, char *name, char **value)
 728 {
 729         return -EINVAL;
 730 }
 731
 732 static int cap_setprocattr(struct task_struct *p, char *name, void *value,
 733                            size_t size)
 734 {
 735         return -EINVAL;
 736 }
 737
 738 static int cap_secid_to_secctx(u32 secid, char **secdata, u32 *seclen)
 739 {
 740         return -EOPNOTSUPP;
 741 }
 742
 743 static int cap_secctx_to_secid(const char *secdata, u32 seclen, u32 *secid)
 744 {
 745         return -EOPNOTSUPP;
 746 }
 747
 748 static void cap_release_secctx(char *secdata, u32 seclen)
 749 {
 750 }
 751
 752 #ifdef CONFIG_KEYS
 753 static int cap_key_alloc(struct key *key, struct task_struct *ctx,
 754                          unsigned long flags)
 755 {
 756         return 0;
 757 }
 758
 759 static void cap_key_free(struct key *key)
 760 {
 761 }
 762
 763 static int cap_key_permission(key_ref_t key_ref, struct task_struct *context,
 764                               key_perm_t perm)
 765 {
 766         return 0;
 767 }
 768
 769 static int cap_key_getsecurity(struct key *key, char **_buffer)
 770 {
 771         *_buffer = NULL;
 772         return 0;
 773 }
 774
 775 #endif /* CONFIG_KEYS */
 776
 777 #ifdef CONFIG_AUDIT
 778 static int cap_audit_rule_init(u32 field, u32 op, char *rulestr, void **lsmrule)
 779 {
 780         return 0;
 781 }
 782
 783 static int cap_audit_rule_known(struct audit_krule *krule)
 784 {
 785         return 0;
 786 }
 787
 788 static int cap_audit_rule_match(u32 secid, u32 field, u32 op, void *lsmrule,
 789                                 struct audit_context *actx)
 790 {
 791         return 0;
 792 }
 793
 794 static void cap_audit_rule_free(void *lsmrule)
 795 {
 796 }
 797 #endif /* CONFIG_AUDIT */
 798
 799 struct security_operations default_security_ops = {
 800         .name   = "default",
 801 };
 802
 803 #define set_to_cap_if_null(ops, function)                               \
 804         do {                                                            \
 805                 if (!ops->function) {                                   \
 806                         ops->function = cap_##function;                 \
 807                         pr_debug("Had to override the " #function       \
 808                                  " security operation with the default.\n");\
 809                         }                                               \
 810         } while (0)
 811
 812 void security_fixup_ops(struct security_operations *ops)
 813 {
 814         set_to_cap_if_null(ops, ptrace_may_access);
 815         set_to_cap_if_null(ops, ptrace_traceme);
 816         set_to_cap_if_null(ops, capget);
 817         set_to_cap_if_null(ops, capset_check);
 818         set_to_cap_if_null(ops, capset_set);
 819         set_to_cap_if_null(ops, acct);
 820         set_to_cap_if_null(ops, capable);
 821         set_to_cap_if_null(ops, quotactl);
 822         set_to_cap_if_null(ops, quota_on);
 823         set_to_cap_if_null(ops, sysctl);
 824         set_to_cap_if_null(ops, syslog);
 825         set_to_cap_if_null(ops, settime);
 826         set_to_cap_if_null(ops, vm_enough_memory);
 827         set_to_cap_if_null(ops, bprm_alloc_security);
 828         set_to_cap_if_null(ops, bprm_free_security);
 829         set_to_cap_if_null(ops, bprm_apply_creds);
 830         set_to_cap_if_null(ops, bprm_post_apply_creds);
 831         set_to_cap_if_null(ops, bprm_set_security);
 832         set_to_cap_if_null(ops, bprm_check_security);
 833         set_to_cap_if_null(ops, bprm_secureexec);
 834         set_to_cap_if_null(ops, sb_alloc_security);
 835         set_to_cap_if_null(ops, sb_free_security);
 836         set_to_cap_if_null(ops, sb_copy_data);
 837         set_to_cap_if_null(ops, sb_kern_mount);
 838         set_to_cap_if_null(ops, sb_show_options);
 839         set_to_cap_if_null(ops, sb_statfs);
 840         set_to_cap_if_null(ops, sb_mount);
 841         set_to_cap_if_null(ops, sb_check_sb);
 842         set_to_cap_if_null(ops, sb_umount);
 843         set_to_cap_if_null(ops, sb_umount_close);
 844         set_to_cap_if_null(ops, sb_umount_busy);
 845         set_to_cap_if_null(ops, sb_post_remount);
 846         set_to_cap_if_null(ops, sb_post_addmount);
 847         set_to_cap_if_null(ops, sb_pivotroot);
 848         set_to_cap_if_null(ops, sb_post_pivotroot);
 849         set_to_cap_if_null(ops, sb_set_mnt_opts);
 850         set_to_cap_if_null(ops, sb_clone_mnt_opts);
 851         set_to_cap_if_null(ops, sb_parse_opts_str);
 852         set_to_cap_if_null(ops, inode_alloc_security);
 853         set_to_cap_if_null(ops, inode_free_security);
 854         set_to_cap_if_null(ops, inode_init_security);
 855         set_to_cap_if_null(ops, inode_create);
 856         set_to_cap_if_null(ops, inode_link);
 857         set_to_cap_if_null(ops, inode_unlink);
 858         set_to_cap_if_null(ops, inode_symlink);
 859         set_to_cap_if_null(ops, inode_mkdir);
 860         set_to_cap_if_null(ops, inode_rmdir);
 861         set_to_cap_if_null(ops, inode_mknod);
 862         set_to_cap_if_null(ops, inode_rename);
 863         set_to_cap_if_null(ops, inode_readlink);
 864         set_to_cap_if_null(ops, inode_follow_link);
 865         set_to_cap_if_null(ops, inode_permission);
 866         set_to_cap_if_null(ops, inode_setattr);
 867         set_to_cap_if_null(ops, inode_getattr);
 868         set_to_cap_if_null(ops, inode_delete);
 869         set_to_cap_if_null(ops, inode_setxattr);
 870         set_to_cap_if_null(ops, inode_post_setxattr);
 871         set_to_cap_if_null(ops, inode_getxattr);
 872         set_to_cap_if_null(ops, inode_listxattr);
 873         set_to_cap_if_null(ops, inode_removexattr);
 874         set_to_cap_if_null(ops, inode_need_killpriv);
 875         set_to_cap_if_null(ops, inode_killpriv);
 876         set_to_cap_if_null(ops, inode_getsecurity);
 877         set_to_cap_if_null(ops, inode_setsecurity);
 878         set_to_cap_if_null(ops, inode_listsecurity);
 879         set_to_cap_if_null(ops, inode_getsecid);
 880         set_to_cap_if_null(ops, file_permission);
 881         set_to_cap_if_null(ops, file_alloc_security);
 882         set_to_cap_if_null(ops, file_free_security);
 883         set_to_cap_if_null(ops, file_ioctl);
 884         set_to_cap_if_null(ops, file_mmap);
 885         set_to_cap_if_null(ops, file_mprotect);
 886         set_to_cap_if_null(ops, file_lock);
 887         set_to_cap_if_null(ops, file_fcntl);
 888         set_to_cap_if_null(ops, file_set_fowner);
 889         set_to_cap_if_null(ops, file_send_sigiotask);
 890         set_to_cap_if_null(ops, file_receive);
 891         set_to_cap_if_null(ops, dentry_open);
 892         set_to_cap_if_null(ops, task_create);
 893         set_to_cap_if_null(ops, task_alloc_security);
 894         set_to_cap_if_null(ops, task_free_security);
 895         set_to_cap_if_null(ops, task_setuid);
 896         set_to_cap_if_null(ops, task_post_setuid);
 897         set_to_cap_if_null(ops, task_setgid);
 898         set_to_cap_if_null(ops, task_setpgid);
 899         set_to_cap_if_null(ops, task_getpgid);
 900         set_to_cap_if_null(ops, task_getsid);
 901         set_to_cap_if_null(ops, task_getsecid);
 902         set_to_cap_if_null(ops, task_setgroups);
 903         set_to_cap_if_null(ops, task_setnice);
 904         set_to_cap_if_null(ops, task_setioprio);
 905         set_to_cap_if_null(ops, task_getioprio);
 906         set_to_cap_if_null(ops, task_setrlimit);
 907         set_to_cap_if_null(ops, task_setscheduler);
 908         set_to_cap_if_null(ops, task_getscheduler);
 909         set_to_cap_if_null(ops, task_movememory);
 910         set_to_cap_if_null(ops, task_wait);
 911         set_to_cap_if_null(ops, task_kill);
 912         set_to_cap_if_null(ops, task_prctl);
 913         set_to_cap_if_null(ops, task_reparent_to_init);
 914         set_to_cap_if_null(ops, task_to_inode);
 915         set_to_cap_if_null(ops, ipc_permission);
 916         set_to_cap_if_null(ops, ipc_getsecid);
 917         set_to_cap_if_null(ops, msg_msg_alloc_security);
 918         set_to_cap_if_null(ops, msg_msg_free_security);
 919         set_to_cap_if_null(ops, msg_queue_alloc_security);
 920         set_to_cap_if_null(ops, msg_queue_free_security);
 921         set_to_cap_if_null(ops, msg_queue_associate);
 922         set_to_cap_if_null(ops, msg_queue_msgctl);
 923         set_to_cap_if_null(ops, msg_queue_msgsnd);
 924         set_to_cap_if_null(ops, msg_queue_msgrcv);
 925         set_to_cap_if_null(ops, shm_alloc_security);
 926         set_to_cap_if_null(ops, shm_free_security);
 927         set_to_cap_if_null(ops, shm_associate);
 928         set_to_cap_if_null(ops, shm_shmctl);
 929         set_to_cap_if_null(ops, shm_shmat);
 930         set_to_cap_if_null(ops, sem_alloc_security);
 931         set_to_cap_if_null(ops, sem_free_security);
 932         set_to_cap_if_null(ops, sem_associate);
 933         set_to_cap_if_null(ops, sem_semctl);
 934         set_to_cap_if_null(ops, sem_semop);
 935         set_to_cap_if_null(ops, netlink_send);
 936         set_to_cap_if_null(ops, netlink_recv);
 937         set_to_cap_if_null(ops, d_instantiate);
 938         set_to_cap_if_null(ops, getprocattr);
 939         set_to_cap_if_null(ops, setprocattr);
 940         set_to_cap_if_null(ops, secid_to_secctx);
 941         set_to_cap_if_null(ops, secctx_to_secid);
 942         set_to_cap_if_null(ops, release_secctx);
 943 #ifdef CONFIG_SECURITY_NETWORK
 944         set_to_cap_if_null(ops, unix_stream_connect);
 945         set_to_cap_if_null(ops, unix_may_send);
 946         set_to_cap_if_null(ops, socket_create);
 947         set_to_cap_if_null(ops, socket_post_create);
 948         set_to_cap_if_null(ops, socket_bind);
 949         set_to_cap_if_null(ops, socket_connect);
 950         set_to_cap_if_null(ops, socket_listen);
 951         set_to_cap_if_null(ops, socket_accept);
 952         set_to_cap_if_null(ops, socket_post_accept);
 953         set_to_cap_if_null(ops, socket_sendmsg);
 954         set_to_cap_if_null(ops, socket_recvmsg);
 955         set_to_cap_if_null(ops, socket_getsockname);
 956         set_to_cap_if_null(ops, socket_getpeername);
 957         set_to_cap_if_null(ops, socket_setsockopt);
 958         set_to_cap_if_null(ops, socket_getsockopt);
 959         set_to_cap_if_null(ops, socket_shutdown);
 960         set_to_cap_if_null(ops, socket_sock_rcv_skb);
 961         set_to_cap_if_null(ops, socket_getpeersec_stream);
 962         set_to_cap_if_null(ops, socket_getpeersec_dgram);
 963         set_to_cap_if_null(ops, sk_alloc_security);
 964         set_to_cap_if_null(ops, sk_free_security);
 965         set_to_cap_if_null(ops, sk_clone_security);
 966         set_to_cap_if_null(ops, sk_getsecid);
 967         set_to_cap_if_null(ops, sock_graft);
 968         set_to_cap_if_null(ops, inet_conn_request);
 969         set_to_cap_if_null(ops, inet_csk_clone);
 970         set_to_cap_if_null(ops, inet_conn_established);
 971         set_to_cap_if_null(ops, req_classify_flow);
 972 #endif  /* CONFIG_SECURITY_NETWORK */
 973 #ifdef CONFIG_SECURITY_NETWORK_XFRM
 974         set_to_cap_if_null(ops, xfrm_policy_alloc_security);
 975         set_to_cap_if_null(ops, xfrm_policy_clone_security);
 976         set_to_cap_if_null(ops, xfrm_policy_free_security);
 977         set_to_cap_if_null(ops, xfrm_policy_delete_security);
 978         set_to_cap_if_null(ops, xfrm_state_alloc_security);
 979         set_to_cap_if_null(ops, xfrm_state_free_security);
 980         set_to_cap_if_null(ops, xfrm_state_delete_security);
 981         set_to_cap_if_null(ops, xfrm_policy_lookup);
 982         set_to_cap_if_null(ops, xfrm_state_pol_flow_match);
 983         set_to_cap_if_null(ops, xfrm_decode_session);
 984 #endif  /* CONFIG_SECURITY_NETWORK_XFRM */
 985 #ifdef CONFIG_KEYS
 986         set_to_cap_if_null(ops, key_alloc);
 987         set_to_cap_if_null(ops, key_free);
 988         set_to_cap_if_null(ops, key_permission);
 989         set_to_cap_if_null(ops, key_getsecurity);
 990 #endif  /* CONFIG_KEYS */
 991 #ifdef CONFIG_AUDIT
 992         set_to_cap_if_null(ops, audit_rule_init);
 993         set_to_cap_if_null(ops, audit_rule_known);
 994         set_to_cap_if_null(ops, audit_rule_match);
 995         set_to_cap_if_null(ops, audit_rule_free);
 996 #endif
 997 }