SAFE public projects git trees. - safe/jmp/linux-2.6/blob - 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_check_security (struct linux_binprm *bprm)
  36 {
  37         return 0;
  38 }
  39
  40 static void cap_bprm_committing_creds(struct linux_binprm *bprm)
  41 {
  42 }
  43
  44 static void cap_bprm_committed_creds(struct linux_binprm *bprm)
  45 {
  46 }
  47
  48 static int cap_sb_alloc_security(struct super_block *sb)
  49 {
  50         return 0;
  51 }
  52
  53 static void cap_sb_free_security(struct super_block *sb)
  54 {
  55 }
  56
  57 static int cap_sb_copy_data(char *orig, char *copy)
  58 {
  59         return 0;
  60 }
  61
  62 static int cap_sb_kern_mount(struct super_block *sb, void *data)
  63 {
  64         return 0;
  65 }
  66
  67 static int cap_sb_show_options(struct seq_file *m, struct super_block *sb)
  68 {
  69         return 0;
  70 }
  71
  72 static int cap_sb_statfs(struct dentry *dentry)
  73 {
  74         return 0;
  75 }
  76
  77 static int cap_sb_mount(char *dev_name, struct path *path, char *type,
  78                         unsigned long flags, void *data)
  79 {
  80         return 0;
  81 }
  82
  83 static int cap_sb_check_sb(struct vfsmount *mnt, struct path *path)
  84 {
  85         return 0;
  86 }
  87
  88 static int cap_sb_umount(struct vfsmount *mnt, int flags)
  89 {
  90         return 0;
  91 }
  92
  93 static void cap_sb_umount_close(struct vfsmount *mnt)
  94 {
  95 }
  96
  97 static void cap_sb_umount_busy(struct vfsmount *mnt)
  98 {
  99 }
 100
 101 static void cap_sb_post_remount(struct vfsmount *mnt, unsigned long flags,
 102                                 void *data)
 103 {
 104 }
 105
 106 static void cap_sb_post_addmount(struct vfsmount *mnt, struct path *path)
 107 {
 108 }
 109
 110 static int cap_sb_pivotroot(struct path *old_path, struct path *new_path)
 111 {
 112         return 0;
 113 }
 114
 115 static void cap_sb_post_pivotroot(struct path *old_path, struct path *new_path)
 116 {
 117 }
 118
 119 static int cap_sb_set_mnt_opts(struct super_block *sb,
 120                                struct security_mnt_opts *opts)
 121 {
 122         if (unlikely(opts->num_mnt_opts))
 123                 return -EOPNOTSUPP;
 124         return 0;
 125 }
 126
 127 static void cap_sb_clone_mnt_opts(const struct super_block *oldsb,
 128                                   struct super_block *newsb)
 129 {
 130 }
 131
 132 static int cap_sb_parse_opts_str(char *options, struct security_mnt_opts *opts)
 133 {
 134         return 0;
 135 }
 136
 137 static int cap_inode_alloc_security(struct inode *inode)
 138 {
 139         return 0;
 140 }
 141
 142 static void cap_inode_free_security(struct inode *inode)
 143 {
 144 }
 145
 146 static int cap_inode_init_security(struct inode *inode, struct inode *dir,
 147                                    char **name, void **value, size_t *len)
 148 {
 149         return -EOPNOTSUPP;
 150 }
 151
 152 static int cap_inode_create(struct inode *inode, struct dentry *dentry,
 153                             int mask)
 154 {
 155         return 0;
 156 }
 157
 158 static int cap_inode_link(struct dentry *old_dentry, struct inode *inode,
 159                           struct dentry *new_dentry)
 160 {
 161         return 0;
 162 }
 163
 164 static int cap_inode_unlink(struct inode *inode, struct dentry *dentry)
 165 {
 166         return 0;
 167 }
 168
 169 static int cap_inode_symlink(struct inode *inode, struct dentry *dentry,
 170                              const char *name)
 171 {
 172         return 0;
 173 }
 174
 175 static int cap_inode_mkdir(struct inode *inode, struct dentry *dentry,
 176                            int mask)
 177 {
 178         return 0;
 179 }
 180
 181 static int cap_inode_rmdir(struct inode *inode, struct dentry *dentry)
 182 {
 183         return 0;
 184 }
 185
 186 static int cap_inode_mknod(struct inode *inode, struct dentry *dentry,
 187                            int mode, dev_t dev)
 188 {
 189         return 0;
 190 }
 191
 192 static int cap_inode_rename(struct inode *old_inode, struct dentry *old_dentry,
 193                             struct inode *new_inode, struct dentry *new_dentry)
 194 {
 195         return 0;
 196 }
 197
 198 static int cap_inode_readlink(struct dentry *dentry)
 199 {
 200         return 0;
 201 }
 202
 203 static int cap_inode_follow_link(struct dentry *dentry,
 204                                  struct nameidata *nameidata)
 205 {
 206         return 0;
 207 }
 208
 209 static int cap_inode_permission(struct inode *inode, int mask)
 210 {
 211         return 0;
 212 }
 213
 214 static int cap_inode_setattr(struct dentry *dentry, struct iattr *iattr)
 215 {
 216         return 0;
 217 }
 218
 219 static int cap_inode_getattr(struct vfsmount *mnt, struct dentry *dentry)
 220 {
 221         return 0;
 222 }
 223
 224 static void cap_inode_delete(struct inode *ino)
 225 {
 226 }
 227
 228 static void cap_inode_post_setxattr(struct dentry *dentry, const char *name,
 229                                     const void *value, size_t size, int flags)
 230 {
 231 }
 232
 233 static int cap_inode_getxattr(struct dentry *dentry, const char *name)
 234 {
 235         return 0;
 236 }
 237
 238 static int cap_inode_listxattr(struct dentry *dentry)
 239 {
 240         return 0;
 241 }
 242
 243 static int cap_inode_getsecurity(const struct inode *inode, const char *name,
 244                                  void **buffer, bool alloc)
 245 {
 246         return -EOPNOTSUPP;
 247 }
 248
 249 static int cap_inode_setsecurity(struct inode *inode, const char *name,
 250                                  const void *value, size_t size, int flags)
 251 {
 252         return -EOPNOTSUPP;
 253 }
 254
 255 static int cap_inode_listsecurity(struct inode *inode, char *buffer,
 256                                   size_t buffer_size)
 257 {
 258         return 0;
 259 }
 260
 261 static void cap_inode_getsecid(const struct inode *inode, u32 *secid)
 262 {
 263         *secid = 0;
 264 }
 265
 266 static int cap_file_permission(struct file *file, int mask)
 267 {
 268         return 0;
 269 }
 270
 271 static int cap_file_alloc_security(struct file *file)
 272 {
 273         return 0;
 274 }
 275
 276 static void cap_file_free_security(struct file *file)
 277 {
 278 }
 279
 280 static int cap_file_ioctl(struct file *file, unsigned int command,
 281                           unsigned long arg)
 282 {
 283         return 0;
 284 }
 285
 286 static int cap_file_mmap(struct file *file, unsigned long reqprot,
 287                          unsigned long prot, unsigned long flags,
 288                          unsigned long addr, unsigned long addr_only)
 289 {
 290         if ((addr < mmap_min_addr) && !capable(CAP_SYS_RAWIO))
 291                 return -EACCES;
 292         return 0;
 293 }
 294
 295 static int cap_file_mprotect(struct vm_area_struct *vma, unsigned long reqprot,
 296                              unsigned long prot)
 297 {
 298         return 0;
 299 }
 300
 301 static int cap_file_lock(struct file *file, unsigned int cmd)
 302 {
 303         return 0;
 304 }
 305
 306 static int cap_file_fcntl(struct file *file, unsigned int cmd,
 307                           unsigned long arg)
 308 {
 309         return 0;
 310 }
 311
 312 static int cap_file_set_fowner(struct file *file)
 313 {
 314         return 0;
 315 }
 316
 317 static int cap_file_send_sigiotask(struct task_struct *tsk,
 318                                    struct fown_struct *fown, int sig)
 319 {
 320         return 0;
 321 }
 322
 323 static int cap_file_receive(struct file *file)
 324 {
 325         return 0;
 326 }
 327
 328 static int cap_dentry_open(struct file *file, const struct cred *cred)
 329 {
 330         return 0;
 331 }
 332
 333 static int cap_task_create(unsigned long clone_flags)
 334 {
 335         return 0;
 336 }
 337
 338 static void cap_cred_free(struct cred *cred)
 339 {
 340 }
 341
 342 static int cap_cred_prepare(struct cred *new, const struct cred *old, gfp_t gfp)
 343 {
 344         return 0;
 345 }
 346
 347 static void cap_cred_commit(struct cred *new, const struct cred *old)
 348 {
 349 }
 350
 351 static int cap_task_setuid(uid_t id0, uid_t id1, uid_t id2, int flags)
 352 {
 353         return 0;
 354 }
 355
 356 static int cap_task_setgid(gid_t id0, gid_t id1, gid_t id2, int flags)
 357 {
 358         return 0;
 359 }
 360
 361 static int cap_task_setpgid(struct task_struct *p, pid_t pgid)
 362 {
 363         return 0;
 364 }
 365
 366 static int cap_task_getpgid(struct task_struct *p)
 367 {
 368         return 0;
 369 }
 370
 371 static int cap_task_getsid(struct task_struct *p)
 372 {
 373         return 0;
 374 }
 375
 376 static void cap_task_getsecid(struct task_struct *p, u32 *secid)
 377 {
 378         *secid = 0;
 379 }
 380
 381 static int cap_task_setgroups(struct group_info *group_info)
 382 {
 383         return 0;
 384 }
 385
 386 static int cap_task_getioprio(struct task_struct *p)
 387 {
 388         return 0;
 389 }
 390
 391 static int cap_task_setrlimit(unsigned int resource, struct rlimit *new_rlim)
 392 {
 393         return 0;
 394 }
 395
 396 static int cap_task_getscheduler(struct task_struct *p)
 397 {
 398         return 0;
 399 }
 400
 401 static int cap_task_movememory(struct task_struct *p)
 402 {
 403         return 0;
 404 }
 405
 406 static int cap_task_wait(struct task_struct *p)
 407 {
 408         return 0;
 409 }
 410
 411 static int cap_task_kill(struct task_struct *p, struct siginfo *info,
 412                          int sig, u32 secid)
 413 {
 414         return 0;
 415 }
 416
 417 static void cap_task_to_inode(struct task_struct *p, struct inode *inode)
 418 {
 419 }
 420
 421 static int cap_ipc_permission(struct kern_ipc_perm *ipcp, short flag)
 422 {
 423         return 0;
 424 }
 425
 426 static void cap_ipc_getsecid(struct kern_ipc_perm *ipcp, u32 *secid)
 427 {
 428         *secid = 0;
 429 }
 430
 431 static int cap_msg_msg_alloc_security(struct msg_msg *msg)
 432 {
 433         return 0;
 434 }
 435
 436 static void cap_msg_msg_free_security(struct msg_msg *msg)
 437 {
 438 }
 439
 440 static int cap_msg_queue_alloc_security(struct msg_queue *msq)
 441 {
 442         return 0;
 443 }
 444
 445 static void cap_msg_queue_free_security(struct msg_queue *msq)
 446 {
 447 }
 448
 449 static int cap_msg_queue_associate(struct msg_queue *msq, int msqflg)
 450 {
 451         return 0;
 452 }
 453
 454 static int cap_msg_queue_msgctl(struct msg_queue *msq, int cmd)
 455 {
 456         return 0;
 457 }
 458
 459 static int cap_msg_queue_msgsnd(struct msg_queue *msq, struct msg_msg *msg,
 460                                 int msgflg)
 461 {
 462         return 0;
 463 }
 464
 465 static int cap_msg_queue_msgrcv(struct msg_queue *msq, struct msg_msg *msg,
 466                                 struct task_struct *target, long type, int mode)
 467 {
 468         return 0;
 469 }
 470
 471 static int cap_shm_alloc_security(struct shmid_kernel *shp)
 472 {
 473         return 0;
 474 }
 475
 476 static void cap_shm_free_security(struct shmid_kernel *shp)
 477 {
 478 }
 479
 480 static int cap_shm_associate(struct shmid_kernel *shp, int shmflg)
 481 {
 482         return 0;
 483 }
 484
 485 static int cap_shm_shmctl(struct shmid_kernel *shp, int cmd)
 486 {
 487         return 0;
 488 }
 489
 490 static int cap_shm_shmat(struct shmid_kernel *shp, char __user *shmaddr,
 491                          int shmflg)
 492 {
 493         return 0;
 494 }
 495
 496 static int cap_sem_alloc_security(struct sem_array *sma)
 497 {
 498         return 0;
 499 }
 500
 501 static void cap_sem_free_security(struct sem_array *sma)
 502 {
 503 }
 504
 505 static int cap_sem_associate(struct sem_array *sma, int semflg)
 506 {
 507         return 0;
 508 }
 509
 510 static int cap_sem_semctl(struct sem_array *sma, int cmd)
 511 {
 512         return 0;
 513 }
 514
 515 static int cap_sem_semop(struct sem_array *sma, struct sembuf *sops,
 516                          unsigned nsops, int alter)
 517 {
 518         return 0;
 519 }
 520
 521 #ifdef CONFIG_SECURITY_NETWORK
 522 static int cap_unix_stream_connect(struct socket *sock, struct socket *other,
 523                                    struct sock *newsk)
 524 {
 525         return 0;
 526 }
 527
 528 static int cap_unix_may_send(struct socket *sock, struct socket *other)
 529 {
 530         return 0;
 531 }
 532
 533 static int cap_socket_create(int family, int type, int protocol, int kern)
 534 {
 535         return 0;
 536 }
 537
 538 static int cap_socket_post_create(struct socket *sock, int family, int type,
 539                                   int protocol, int kern)
 540 {
 541         return 0;
 542 }
 543
 544 static int cap_socket_bind(struct socket *sock, struct sockaddr *address,
 545                            int addrlen)
 546 {
 547         return 0;
 548 }
 549
 550 static int cap_socket_connect(struct socket *sock, struct sockaddr *address,
 551                               int addrlen)
 552 {
 553         return 0;
 554 }
 555
 556 static int cap_socket_listen(struct socket *sock, int backlog)
 557 {
 558         return 0;
 559 }
 560
 561 static int cap_socket_accept(struct socket *sock, struct socket *newsock)
 562 {
 563         return 0;
 564 }
 565
 566 static void cap_socket_post_accept(struct socket *sock, struct socket *newsock)
 567 {
 568 }
 569
 570 static int cap_socket_sendmsg(struct socket *sock, struct msghdr *msg, int size)
 571 {
 572         return 0;
 573 }
 574
 575 static int cap_socket_recvmsg(struct socket *sock, struct msghdr *msg,
 576                               int size, int flags)
 577 {
 578         return 0;
 579 }
 580
 581 static int cap_socket_getsockname(struct socket *sock)
 582 {
 583         return 0;
 584 }
 585
 586 static int cap_socket_getpeername(struct socket *sock)
 587 {
 588         return 0;
 589 }
 590
 591 static int cap_socket_setsockopt(struct socket *sock, int level, int optname)
 592 {
 593         return 0;
 594 }
 595
 596 static int cap_socket_getsockopt(struct socket *sock, int level, int optname)
 597 {
 598         return 0;
 599 }
 600
 601 static int cap_socket_shutdown(struct socket *sock, int how)
 602 {
 603         return 0;
 604 }
 605
 606 static int cap_socket_sock_rcv_skb(struct sock *sk, struct sk_buff *skb)
 607 {
 608         return 0;
 609 }
 610
 611 static int cap_socket_getpeersec_stream(struct socket *sock,
 612                                         char __user *optval,
 613                                         int __user *optlen, unsigned len)
 614 {
 615         return -ENOPROTOOPT;
 616 }
 617
 618 static int cap_socket_getpeersec_dgram(struct socket *sock,
 619                                        struct sk_buff *skb, u32 *secid)
 620 {
 621         return -ENOPROTOOPT;
 622 }
 623
 624 static int cap_sk_alloc_security(struct sock *sk, int family, gfp_t priority)
 625 {
 626         return 0;
 627 }
 628
 629 static void cap_sk_free_security(struct sock *sk)
 630 {
 631 }
 632
 633 static void cap_sk_clone_security(const struct sock *sk, struct sock *newsk)
 634 {
 635 }
 636
 637 static void cap_sk_getsecid(struct sock *sk, u32 *secid)
 638 {
 639 }
 640
 641 static void cap_sock_graft(struct sock *sk, struct socket *parent)
 642 {
 643 }
 644
 645 static int cap_inet_conn_request(struct sock *sk, struct sk_buff *skb,
 646                                  struct request_sock *req)
 647 {
 648         return 0;
 649 }
 650
 651 static void cap_inet_csk_clone(struct sock *newsk,
 652                                const struct request_sock *req)
 653 {
 654 }
 655
 656 static void cap_inet_conn_established(struct sock *sk, struct sk_buff *skb)
 657 {
 658 }
 659
 660 static void cap_req_classify_flow(const struct request_sock *req,
 661                                   struct flowi *fl)
 662 {
 663 }
 664 #endif  /* CONFIG_SECURITY_NETWORK */
 665
 666 #ifdef CONFIG_SECURITY_NETWORK_XFRM
 667 static int cap_xfrm_policy_alloc_security(struct xfrm_sec_ctx **ctxp,
 668                                           struct xfrm_user_sec_ctx *sec_ctx)
 669 {
 670         return 0;
 671 }
 672
 673 static int cap_xfrm_policy_clone_security(struct xfrm_sec_ctx *old_ctx,
 674                                           struct xfrm_sec_ctx **new_ctxp)
 675 {
 676         return 0;
 677 }
 678
 679 static void cap_xfrm_policy_free_security(struct xfrm_sec_ctx *ctx)
 680 {
 681 }
 682
 683 static int cap_xfrm_policy_delete_security(struct xfrm_sec_ctx *ctx)
 684 {
 685         return 0;
 686 }
 687
 688 static int cap_xfrm_state_alloc_security(struct xfrm_state *x,
 689                                          struct xfrm_user_sec_ctx *sec_ctx,
 690                                          u32 secid)
 691 {
 692         return 0;
 693 }
 694
 695 static void cap_xfrm_state_free_security(struct xfrm_state *x)
 696 {
 697 }
 698
 699 static int cap_xfrm_state_delete_security(struct xfrm_state *x)
 700 {
 701         return 0;
 702 }
 703
 704 static int cap_xfrm_policy_lookup(struct xfrm_sec_ctx *ctx, u32 sk_sid, u8 dir)
 705 {
 706         return 0;
 707 }
 708
 709 static int cap_xfrm_state_pol_flow_match(struct xfrm_state *x,
 710                                          struct xfrm_policy *xp,
 711                                          struct flowi *fl)
 712 {
 713         return 1;
 714 }
 715
 716 static int cap_xfrm_decode_session(struct sk_buff *skb, u32 *fl, int ckall)
 717 {
 718         return 0;
 719 }
 720
 721 #endif /* CONFIG_SECURITY_NETWORK_XFRM */
 722 static void cap_d_instantiate(struct dentry *dentry, struct inode *inode)
 723 {
 724 }
 725
 726 static int cap_getprocattr(struct task_struct *p, char *name, char **value)
 727 {
 728         return -EINVAL;
 729 }
 730
 731 static int cap_setprocattr(struct task_struct *p, char *name, void *value,
 732                            size_t size)
 733 {
 734         return -EINVAL;
 735 }
 736
 737 static int cap_secid_to_secctx(u32 secid, char **secdata, u32 *seclen)
 738 {
 739         return -EOPNOTSUPP;
 740 }
 741
 742 static int cap_secctx_to_secid(const char *secdata, u32 seclen, u32 *secid)
 743 {
 744         return -EOPNOTSUPP;
 745 }
 746
 747 static void cap_release_secctx(char *secdata, u32 seclen)
 748 {
 749 }
 750
 751 #ifdef CONFIG_KEYS
 752 static int cap_key_alloc(struct key *key, const struct cred *cred,
 753                          unsigned long flags)
 754 {
 755         return 0;
 756 }
 757
 758 static void cap_key_free(struct key *key)
 759 {
 760 }
 761
 762 static int cap_key_permission(key_ref_t key_ref, const struct cred *cred,
 763                               key_perm_t perm)
 764 {
 765         return 0;
 766 }
 767
 768 static int cap_key_getsecurity(struct key *key, char **_buffer)
 769 {
 770         *_buffer = NULL;
 771         return 0;
 772 }
 773
 774 #endif /* CONFIG_KEYS */
 775
 776 #ifdef CONFIG_AUDIT
 777 static int cap_audit_rule_init(u32 field, u32 op, char *rulestr, void **lsmrule)
 778 {
 779         return 0;
 780 }
 781
 782 static int cap_audit_rule_known(struct audit_krule *krule)
 783 {
 784         return 0;
 785 }
 786
 787 static int cap_audit_rule_match(u32 secid, u32 field, u32 op, void *lsmrule,
 788                                 struct audit_context *actx)
 789 {
 790         return 0;
 791 }
 792
 793 static void cap_audit_rule_free(void *lsmrule)
 794 {
 795 }
 796 #endif /* CONFIG_AUDIT */
 797
 798 struct security_operations default_security_ops = {
 799         .name   = "default",
 800 };
 801
 802 #define set_to_cap_if_null(ops, function)                               \
 803         do {                                                            \
 804                 if (!ops->function) {                                   \
 805                         ops->function = cap_##function;                 \
 806                         pr_debug("Had to override the " #function       \
 807                                  " security operation with the default.\n");\
 808                         }                                               \
 809         } while (0)
 810
 811 void security_fixup_ops(struct security_operations *ops)
 812 {
 813         set_to_cap_if_null(ops, ptrace_may_access);
 814         set_to_cap_if_null(ops, ptrace_traceme);
 815         set_to_cap_if_null(ops, capget);
 816         set_to_cap_if_null(ops, capset);
 817         set_to_cap_if_null(ops, acct);
 818         set_to_cap_if_null(ops, capable);
 819         set_to_cap_if_null(ops, quotactl);
 820         set_to_cap_if_null(ops, quota_on);
 821         set_to_cap_if_null(ops, sysctl);
 822         set_to_cap_if_null(ops, syslog);
 823         set_to_cap_if_null(ops, settime);
 824         set_to_cap_if_null(ops, vm_enough_memory);
 825         set_to_cap_if_null(ops, bprm_set_creds);
 826         set_to_cap_if_null(ops, bprm_committing_creds);
 827         set_to_cap_if_null(ops, bprm_committed_creds);
 828         set_to_cap_if_null(ops, bprm_check_security);
 829         set_to_cap_if_null(ops, bprm_secureexec);
 830         set_to_cap_if_null(ops, sb_alloc_security);
 831         set_to_cap_if_null(ops, sb_free_security);
 832         set_to_cap_if_null(ops, sb_copy_data);
 833         set_to_cap_if_null(ops, sb_kern_mount);
 834         set_to_cap_if_null(ops, sb_show_options);
 835         set_to_cap_if_null(ops, sb_statfs);
 836         set_to_cap_if_null(ops, sb_mount);
 837         set_to_cap_if_null(ops, sb_check_sb);
 838         set_to_cap_if_null(ops, sb_umount);
 839         set_to_cap_if_null(ops, sb_umount_close);
 840         set_to_cap_if_null(ops, sb_umount_busy);
 841         set_to_cap_if_null(ops, sb_post_remount);
 842         set_to_cap_if_null(ops, sb_post_addmount);
 843         set_to_cap_if_null(ops, sb_pivotroot);
 844         set_to_cap_if_null(ops, sb_post_pivotroot);
 845         set_to_cap_if_null(ops, sb_set_mnt_opts);
 846         set_to_cap_if_null(ops, sb_clone_mnt_opts);
 847         set_to_cap_if_null(ops, sb_parse_opts_str);
 848         set_to_cap_if_null(ops, inode_alloc_security);
 849         set_to_cap_if_null(ops, inode_free_security);
 850         set_to_cap_if_null(ops, inode_init_security);
 851         set_to_cap_if_null(ops, inode_create);
 852         set_to_cap_if_null(ops, inode_link);
 853         set_to_cap_if_null(ops, inode_unlink);
 854         set_to_cap_if_null(ops, inode_symlink);
 855         set_to_cap_if_null(ops, inode_mkdir);
 856         set_to_cap_if_null(ops, inode_rmdir);
 857         set_to_cap_if_null(ops, inode_mknod);
 858         set_to_cap_if_null(ops, inode_rename);
 859         set_to_cap_if_null(ops, inode_readlink);
 860         set_to_cap_if_null(ops, inode_follow_link);
 861         set_to_cap_if_null(ops, inode_permission);
 862         set_to_cap_if_null(ops, inode_setattr);
 863         set_to_cap_if_null(ops, inode_getattr);
 864         set_to_cap_if_null(ops, inode_delete);
 865         set_to_cap_if_null(ops, inode_setxattr);
 866         set_to_cap_if_null(ops, inode_post_setxattr);
 867         set_to_cap_if_null(ops, inode_getxattr);
 868         set_to_cap_if_null(ops, inode_listxattr);
 869         set_to_cap_if_null(ops, inode_removexattr);
 870         set_to_cap_if_null(ops, inode_need_killpriv);
 871         set_to_cap_if_null(ops, inode_killpriv);
 872         set_to_cap_if_null(ops, inode_getsecurity);
 873         set_to_cap_if_null(ops, inode_setsecurity);
 874         set_to_cap_if_null(ops, inode_listsecurity);
 875         set_to_cap_if_null(ops, inode_getsecid);
 876         set_to_cap_if_null(ops, file_permission);
 877         set_to_cap_if_null(ops, file_alloc_security);
 878         set_to_cap_if_null(ops, file_free_security);
 879         set_to_cap_if_null(ops, file_ioctl);
 880         set_to_cap_if_null(ops, file_mmap);
 881         set_to_cap_if_null(ops, file_mprotect);
 882         set_to_cap_if_null(ops, file_lock);
 883         set_to_cap_if_null(ops, file_fcntl);
 884         set_to_cap_if_null(ops, file_set_fowner);
 885         set_to_cap_if_null(ops, file_send_sigiotask);
 886         set_to_cap_if_null(ops, file_receive);
 887         set_to_cap_if_null(ops, dentry_open);
 888         set_to_cap_if_null(ops, task_create);
 889         set_to_cap_if_null(ops, cred_free);
 890         set_to_cap_if_null(ops, cred_prepare);
 891         set_to_cap_if_null(ops, cred_commit);
 892         set_to_cap_if_null(ops, task_setuid);
 893         set_to_cap_if_null(ops, task_fix_setuid);
 894         set_to_cap_if_null(ops, task_setgid);
 895         set_to_cap_if_null(ops, task_setpgid);
 896         set_to_cap_if_null(ops, task_getpgid);
 897         set_to_cap_if_null(ops, task_getsid);
 898         set_to_cap_if_null(ops, task_getsecid);
 899         set_to_cap_if_null(ops, task_setgroups);
 900         set_to_cap_if_null(ops, task_setnice);
 901         set_to_cap_if_null(ops, task_setioprio);
 902         set_to_cap_if_null(ops, task_getioprio);
 903         set_to_cap_if_null(ops, task_setrlimit);
 904         set_to_cap_if_null(ops, task_setscheduler);
 905         set_to_cap_if_null(ops, task_getscheduler);
 906         set_to_cap_if_null(ops, task_movememory);
 907         set_to_cap_if_null(ops, task_wait);
 908         set_to_cap_if_null(ops, task_kill);
 909         set_to_cap_if_null(ops, task_prctl);
 910         set_to_cap_if_null(ops, task_to_inode);
 911         set_to_cap_if_null(ops, ipc_permission);
 912         set_to_cap_if_null(ops, ipc_getsecid);
 913         set_to_cap_if_null(ops, msg_msg_alloc_security);
 914         set_to_cap_if_null(ops, msg_msg_free_security);
 915         set_to_cap_if_null(ops, msg_queue_alloc_security);
 916         set_to_cap_if_null(ops, msg_queue_free_security);
 917         set_to_cap_if_null(ops, msg_queue_associate);
 918         set_to_cap_if_null(ops, msg_queue_msgctl);
 919         set_to_cap_if_null(ops, msg_queue_msgsnd);
 920         set_to_cap_if_null(ops, msg_queue_msgrcv);
 921         set_to_cap_if_null(ops, shm_alloc_security);
 922         set_to_cap_if_null(ops, shm_free_security);
 923         set_to_cap_if_null(ops, shm_associate);
 924         set_to_cap_if_null(ops, shm_shmctl);
 925         set_to_cap_if_null(ops, shm_shmat);
 926         set_to_cap_if_null(ops, sem_alloc_security);
 927         set_to_cap_if_null(ops, sem_free_security);
 928         set_to_cap_if_null(ops, sem_associate);
 929         set_to_cap_if_null(ops, sem_semctl);
 930         set_to_cap_if_null(ops, sem_semop);
 931         set_to_cap_if_null(ops, netlink_send);
 932         set_to_cap_if_null(ops, netlink_recv);
 933         set_to_cap_if_null(ops, d_instantiate);
 934         set_to_cap_if_null(ops, getprocattr);
 935         set_to_cap_if_null(ops, setprocattr);
 936         set_to_cap_if_null(ops, secid_to_secctx);
 937         set_to_cap_if_null(ops, secctx_to_secid);
 938         set_to_cap_if_null(ops, release_secctx);
 939 #ifdef CONFIG_SECURITY_NETWORK
 940         set_to_cap_if_null(ops, unix_stream_connect);
 941         set_to_cap_if_null(ops, unix_may_send);
 942         set_to_cap_if_null(ops, socket_create);
 943         set_to_cap_if_null(ops, socket_post_create);
 944         set_to_cap_if_null(ops, socket_bind);
 945         set_to_cap_if_null(ops, socket_connect);
 946         set_to_cap_if_null(ops, socket_listen);
 947         set_to_cap_if_null(ops, socket_accept);
 948         set_to_cap_if_null(ops, socket_post_accept);
 949         set_to_cap_if_null(ops, socket_sendmsg);
 950         set_to_cap_if_null(ops, socket_recvmsg);
 951         set_to_cap_if_null(ops, socket_getsockname);
 952         set_to_cap_if_null(ops, socket_getpeername);
 953         set_to_cap_if_null(ops, socket_setsockopt);
 954         set_to_cap_if_null(ops, socket_getsockopt);
 955         set_to_cap_if_null(ops, socket_shutdown);
 956         set_to_cap_if_null(ops, socket_sock_rcv_skb);
 957         set_to_cap_if_null(ops, socket_getpeersec_stream);
 958         set_to_cap_if_null(ops, socket_getpeersec_dgram);
 959         set_to_cap_if_null(ops, sk_alloc_security);
 960         set_to_cap_if_null(ops, sk_free_security);
 961         set_to_cap_if_null(ops, sk_clone_security);
 962         set_to_cap_if_null(ops, sk_getsecid);
 963         set_to_cap_if_null(ops, sock_graft);
 964         set_to_cap_if_null(ops, inet_conn_request);
 965         set_to_cap_if_null(ops, inet_csk_clone);
 966         set_to_cap_if_null(ops, inet_conn_established);
 967         set_to_cap_if_null(ops, req_classify_flow);
 968 #endif  /* CONFIG_SECURITY_NETWORK */
 969 #ifdef CONFIG_SECURITY_NETWORK_XFRM
 970         set_to_cap_if_null(ops, xfrm_policy_alloc_security);
 971         set_to_cap_if_null(ops, xfrm_policy_clone_security);
 972         set_to_cap_if_null(ops, xfrm_policy_free_security);
 973         set_to_cap_if_null(ops, xfrm_policy_delete_security);
 974         set_to_cap_if_null(ops, xfrm_state_alloc_security);
 975         set_to_cap_if_null(ops, xfrm_state_free_security);
 976         set_to_cap_if_null(ops, xfrm_state_delete_security);
 977         set_to_cap_if_null(ops, xfrm_policy_lookup);
 978         set_to_cap_if_null(ops, xfrm_state_pol_flow_match);
 979         set_to_cap_if_null(ops, xfrm_decode_session);
 980 #endif  /* CONFIG_SECURITY_NETWORK_XFRM */
 981 #ifdef CONFIG_KEYS
 982         set_to_cap_if_null(ops, key_alloc);
 983         set_to_cap_if_null(ops, key_free);
 984         set_to_cap_if_null(ops, key_permission);
 985         set_to_cap_if_null(ops, key_getsecurity);
 986 #endif  /* CONFIG_KEYS */
 987 #ifdef CONFIG_AUDIT
 988         set_to_cap_if_null(ops, audit_rule_init);
 989         set_to_cap_if_null(ops, audit_rule_known);
 990         set_to_cap_if_null(ops, audit_rule_match);
 991         set_to_cap_if_null(ops, audit_rule_free);
 992 #endif
 993 }