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, int flags, 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 #ifdef CONFIG_SECURITY_PATH
 267 static int cap_path_mknod(struct path *dir, struct dentry *dentry, int mode,
 268                           unsigned int dev)
 269 {
 270         return 0;
 271 }
 272
 273 static int cap_path_mkdir(struct path *dir, struct dentry *dentry, int mode)
 274 {
 275         return 0;
 276 }
 277
 278 static int cap_path_rmdir(struct path *dir, struct dentry *dentry)
 279 {
 280         return 0;
 281 }
 282
 283 static int cap_path_unlink(struct path *dir, struct dentry *dentry)
 284 {
 285         return 0;
 286 }
 287
 288 static int cap_path_symlink(struct path *dir, struct dentry *dentry,
 289                             const char *old_name)
 290 {
 291         return 0;
 292 }
 293
 294 static int cap_path_link(struct dentry *old_dentry, struct path *new_dir,
 295                          struct dentry *new_dentry)
 296 {
 297         return 0;
 298 }
 299
 300 static int cap_path_rename(struct path *old_path, struct dentry *old_dentry,
 301                            struct path *new_path, struct dentry *new_dentry)
 302 {
 303         return 0;
 304 }
 305
 306 static int cap_path_truncate(struct path *path, loff_t length,
 307                              unsigned int time_attrs)
 308 {
 309         return 0;
 310 }
 311 #endif
 312
 313 static int cap_file_permission(struct file *file, int mask)
 314 {
 315         return 0;
 316 }
 317
 318 static int cap_file_alloc_security(struct file *file)
 319 {
 320         return 0;
 321 }
 322
 323 static void cap_file_free_security(struct file *file)
 324 {
 325 }
 326
 327 static int cap_file_ioctl(struct file *file, unsigned int command,
 328                           unsigned long arg)
 329 {
 330         return 0;
 331 }
 332
 333 static int cap_file_mprotect(struct vm_area_struct *vma, unsigned long reqprot,
 334                              unsigned long prot)
 335 {
 336         return 0;
 337 }
 338
 339 static int cap_file_lock(struct file *file, unsigned int cmd)
 340 {
 341         return 0;
 342 }
 343
 344 static int cap_file_fcntl(struct file *file, unsigned int cmd,
 345                           unsigned long arg)
 346 {
 347         return 0;
 348 }
 349
 350 static int cap_file_set_fowner(struct file *file)
 351 {
 352         return 0;
 353 }
 354
 355 static int cap_file_send_sigiotask(struct task_struct *tsk,
 356                                    struct fown_struct *fown, int sig)
 357 {
 358         return 0;
 359 }
 360
 361 static int cap_file_receive(struct file *file)
 362 {
 363         return 0;
 364 }
 365
 366 static int cap_dentry_open(struct file *file, const struct cred *cred)
 367 {
 368         return 0;
 369 }
 370
 371 static int cap_task_create(unsigned long clone_flags)
 372 {
 373         return 0;
 374 }
 375
 376 static int cap_cred_alloc_blank(struct cred *cred, gfp_t gfp)
 377 {
 378         return 0;
 379 }
 380
 381 static void cap_cred_free(struct cred *cred)
 382 {
 383 }
 384
 385 static int cap_cred_prepare(struct cred *new, const struct cred *old, gfp_t gfp)
 386 {
 387         return 0;
 388 }
 389
 390 static void cap_cred_commit(struct cred *new, const struct cred *old)
 391 {
 392 }
 393
 394 static void cap_cred_transfer(struct cred *new, const struct cred *old)
 395 {
 396 }
 397
 398 static int cap_kernel_act_as(struct cred *new, u32 secid)
 399 {
 400         return 0;
 401 }
 402
 403 static int cap_kernel_create_files_as(struct cred *new, struct inode *inode)
 404 {
 405         return 0;
 406 }
 407
 408 static int cap_kernel_module_request(void)
 409 {
 410         return 0;
 411 }
 412
 413 static int cap_task_setuid(uid_t id0, uid_t id1, uid_t id2, int flags)
 414 {
 415         return 0;
 416 }
 417
 418 static int cap_task_setgid(gid_t id0, gid_t id1, gid_t id2, int flags)
 419 {
 420         return 0;
 421 }
 422
 423 static int cap_task_setpgid(struct task_struct *p, pid_t pgid)
 424 {
 425         return 0;
 426 }
 427
 428 static int cap_task_getpgid(struct task_struct *p)
 429 {
 430         return 0;
 431 }
 432
 433 static int cap_task_getsid(struct task_struct *p)
 434 {
 435         return 0;
 436 }
 437
 438 static void cap_task_getsecid(struct task_struct *p, u32 *secid)
 439 {
 440         *secid = 0;
 441 }
 442
 443 static int cap_task_setgroups(struct group_info *group_info)
 444 {
 445         return 0;
 446 }
 447
 448 static int cap_task_getioprio(struct task_struct *p)
 449 {
 450         return 0;
 451 }
 452
 453 static int cap_task_setrlimit(unsigned int resource, struct rlimit *new_rlim)
 454 {
 455         return 0;
 456 }
 457
 458 static int cap_task_getscheduler(struct task_struct *p)
 459 {
 460         return 0;
 461 }
 462
 463 static int cap_task_movememory(struct task_struct *p)
 464 {
 465         return 0;
 466 }
 467
 468 static int cap_task_wait(struct task_struct *p)
 469 {
 470         return 0;
 471 }
 472
 473 static int cap_task_kill(struct task_struct *p, struct siginfo *info,
 474                          int sig, u32 secid)
 475 {
 476         return 0;
 477 }
 478
 479 static void cap_task_to_inode(struct task_struct *p, struct inode *inode)
 480 {
 481 }
 482
 483 static int cap_ipc_permission(struct kern_ipc_perm *ipcp, short flag)
 484 {
 485         return 0;
 486 }
 487
 488 static void cap_ipc_getsecid(struct kern_ipc_perm *ipcp, u32 *secid)
 489 {
 490         *secid = 0;
 491 }
 492
 493 static int cap_msg_msg_alloc_security(struct msg_msg *msg)
 494 {
 495         return 0;
 496 }
 497
 498 static void cap_msg_msg_free_security(struct msg_msg *msg)
 499 {
 500 }
 501
 502 static int cap_msg_queue_alloc_security(struct msg_queue *msq)
 503 {
 504         return 0;
 505 }
 506
 507 static void cap_msg_queue_free_security(struct msg_queue *msq)
 508 {
 509 }
 510
 511 static int cap_msg_queue_associate(struct msg_queue *msq, int msqflg)
 512 {
 513         return 0;
 514 }
 515
 516 static int cap_msg_queue_msgctl(struct msg_queue *msq, int cmd)
 517 {
 518         return 0;
 519 }
 520
 521 static int cap_msg_queue_msgsnd(struct msg_queue *msq, struct msg_msg *msg,
 522                                 int msgflg)
 523 {
 524         return 0;
 525 }
 526
 527 static int cap_msg_queue_msgrcv(struct msg_queue *msq, struct msg_msg *msg,
 528                                 struct task_struct *target, long type, int mode)
 529 {
 530         return 0;
 531 }
 532
 533 static int cap_shm_alloc_security(struct shmid_kernel *shp)
 534 {
 535         return 0;
 536 }
 537
 538 static void cap_shm_free_security(struct shmid_kernel *shp)
 539 {
 540 }
 541
 542 static int cap_shm_associate(struct shmid_kernel *shp, int shmflg)
 543 {
 544         return 0;
 545 }
 546
 547 static int cap_shm_shmctl(struct shmid_kernel *shp, int cmd)
 548 {
 549         return 0;
 550 }
 551
 552 static int cap_shm_shmat(struct shmid_kernel *shp, char __user *shmaddr,
 553                          int shmflg)
 554 {
 555         return 0;
 556 }
 557
 558 static int cap_sem_alloc_security(struct sem_array *sma)
 559 {
 560         return 0;
 561 }
 562
 563 static void cap_sem_free_security(struct sem_array *sma)
 564 {
 565 }
 566
 567 static int cap_sem_associate(struct sem_array *sma, int semflg)
 568 {
 569         return 0;
 570 }
 571
 572 static int cap_sem_semctl(struct sem_array *sma, int cmd)
 573 {
 574         return 0;
 575 }
 576
 577 static int cap_sem_semop(struct sem_array *sma, struct sembuf *sops,
 578                          unsigned nsops, int alter)
 579 {
 580         return 0;
 581 }
 582
 583 #ifdef CONFIG_SECURITY_NETWORK
 584 static int cap_unix_stream_connect(struct socket *sock, struct socket *other,
 585                                    struct sock *newsk)
 586 {
 587         return 0;
 588 }
 589
 590 static int cap_unix_may_send(struct socket *sock, struct socket *other)
 591 {
 592         return 0;
 593 }
 594
 595 static int cap_socket_create(int family, int type, int protocol, int kern)
 596 {
 597         return 0;
 598 }
 599
 600 static int cap_socket_post_create(struct socket *sock, int family, int type,
 601                                   int protocol, int kern)
 602 {
 603         return 0;
 604 }
 605
 606 static int cap_socket_bind(struct socket *sock, struct sockaddr *address,
 607                            int addrlen)
 608 {
 609         return 0;
 610 }
 611
 612 static int cap_socket_connect(struct socket *sock, struct sockaddr *address,
 613                               int addrlen)
 614 {
 615         return 0;
 616 }
 617
 618 static int cap_socket_listen(struct socket *sock, int backlog)
 619 {
 620         return 0;
 621 }
 622
 623 static int cap_socket_accept(struct socket *sock, struct socket *newsock)
 624 {
 625         return 0;
 626 }
 627
 628 static int cap_socket_sendmsg(struct socket *sock, struct msghdr *msg, int size)
 629 {
 630         return 0;
 631 }
 632
 633 static int cap_socket_recvmsg(struct socket *sock, struct msghdr *msg,
 634                               int size, int flags)
 635 {
 636         return 0;
 637 }
 638
 639 static int cap_socket_getsockname(struct socket *sock)
 640 {
 641         return 0;
 642 }
 643
 644 static int cap_socket_getpeername(struct socket *sock)
 645 {
 646         return 0;
 647 }
 648
 649 static int cap_socket_setsockopt(struct socket *sock, int level, int optname)
 650 {
 651         return 0;
 652 }
 653
 654 static int cap_socket_getsockopt(struct socket *sock, int level, int optname)
 655 {
 656         return 0;
 657 }
 658
 659 static int cap_socket_shutdown(struct socket *sock, int how)
 660 {
 661         return 0;
 662 }
 663
 664 static int cap_socket_sock_rcv_skb(struct sock *sk, struct sk_buff *skb)
 665 {
 666         return 0;
 667 }
 668
 669 static int cap_socket_getpeersec_stream(struct socket *sock,
 670                                         char __user *optval,
 671                                         int __user *optlen, unsigned len)
 672 {
 673         return -ENOPROTOOPT;
 674 }
 675
 676 static int cap_socket_getpeersec_dgram(struct socket *sock,
 677                                        struct sk_buff *skb, u32 *secid)
 678 {
 679         return -ENOPROTOOPT;
 680 }
 681
 682 static int cap_sk_alloc_security(struct sock *sk, int family, gfp_t priority)
 683 {
 684         return 0;
 685 }
 686
 687 static void cap_sk_free_security(struct sock *sk)
 688 {
 689 }
 690
 691 static void cap_sk_clone_security(const struct sock *sk, struct sock *newsk)
 692 {
 693 }
 694
 695 static void cap_sk_getsecid(struct sock *sk, u32 *secid)
 696 {
 697 }
 698
 699 static void cap_sock_graft(struct sock *sk, struct socket *parent)
 700 {
 701 }
 702
 703 static int cap_inet_conn_request(struct sock *sk, struct sk_buff *skb,
 704                                  struct request_sock *req)
 705 {
 706         return 0;
 707 }
 708
 709 static void cap_inet_csk_clone(struct sock *newsk,
 710                                const struct request_sock *req)
 711 {
 712 }
 713
 714 static void cap_inet_conn_established(struct sock *sk, struct sk_buff *skb)
 715 {
 716 }
 717
 718
 719
 720 static void cap_req_classify_flow(const struct request_sock *req,
 721                                   struct flowi *fl)
 722 {
 723 }
 724
 725 static int cap_tun_dev_create(void)
 726 {
 727         return 0;
 728 }
 729
 730 static void cap_tun_dev_post_create(struct sock *sk)
 731 {
 732 }
 733
 734 static int cap_tun_dev_attach(struct sock *sk)
 735 {
 736         return 0;
 737 }
 738 #endif  /* CONFIG_SECURITY_NETWORK */
 739
 740 #ifdef CONFIG_SECURITY_NETWORK_XFRM
 741 static int cap_xfrm_policy_alloc_security(struct xfrm_sec_ctx **ctxp,
 742                                           struct xfrm_user_sec_ctx *sec_ctx)
 743 {
 744         return 0;
 745 }
 746
 747 static int cap_xfrm_policy_clone_security(struct xfrm_sec_ctx *old_ctx,
 748                                           struct xfrm_sec_ctx **new_ctxp)
 749 {
 750         return 0;
 751 }
 752
 753 static void cap_xfrm_policy_free_security(struct xfrm_sec_ctx *ctx)
 754 {
 755 }
 756
 757 static int cap_xfrm_policy_delete_security(struct xfrm_sec_ctx *ctx)
 758 {
 759         return 0;
 760 }
 761
 762 static int cap_xfrm_state_alloc_security(struct xfrm_state *x,
 763                                          struct xfrm_user_sec_ctx *sec_ctx,
 764                                          u32 secid)
 765 {
 766         return 0;
 767 }
 768
 769 static void cap_xfrm_state_free_security(struct xfrm_state *x)
 770 {
 771 }
 772
 773 static int cap_xfrm_state_delete_security(struct xfrm_state *x)
 774 {
 775         return 0;
 776 }
 777
 778 static int cap_xfrm_policy_lookup(struct xfrm_sec_ctx *ctx, u32 sk_sid, u8 dir)
 779 {
 780         return 0;
 781 }
 782
 783 static int cap_xfrm_state_pol_flow_match(struct xfrm_state *x,
 784                                          struct xfrm_policy *xp,
 785                                          struct flowi *fl)
 786 {
 787         return 1;
 788 }
 789
 790 static int cap_xfrm_decode_session(struct sk_buff *skb, u32 *fl, int ckall)
 791 {
 792         return 0;
 793 }
 794
 795 #endif /* CONFIG_SECURITY_NETWORK_XFRM */
 796 static void cap_d_instantiate(struct dentry *dentry, struct inode *inode)
 797 {
 798 }
 799
 800 static int cap_getprocattr(struct task_struct *p, char *name, char **value)
 801 {
 802         return -EINVAL;
 803 }
 804
 805 static int cap_setprocattr(struct task_struct *p, char *name, void *value,
 806                            size_t size)
 807 {
 808         return -EINVAL;
 809 }
 810
 811 static int cap_secid_to_secctx(u32 secid, char **secdata, u32 *seclen)
 812 {
 813         return -EOPNOTSUPP;
 814 }
 815
 816 static int cap_secctx_to_secid(const char *secdata, u32 seclen, u32 *secid)
 817 {
 818         return -EOPNOTSUPP;
 819 }
 820
 821 static void cap_release_secctx(char *secdata, u32 seclen)
 822 {
 823 }
 824
 825 static int cap_inode_notifysecctx(struct inode *inode, void *ctx, u32 ctxlen)
 826 {
 827         return 0;
 828 }
 829
 830 static int cap_inode_setsecctx(struct dentry *dentry, void *ctx, u32 ctxlen)
 831 {
 832         return 0;
 833 }
 834
 835 static int cap_inode_getsecctx(struct inode *inode, void **ctx, u32 *ctxlen)
 836 {
 837         return 0;
 838 }
 839 #ifdef CONFIG_KEYS
 840 static int cap_key_alloc(struct key *key, const struct cred *cred,
 841                          unsigned long flags)
 842 {
 843         return 0;
 844 }
 845
 846 static void cap_key_free(struct key *key)
 847 {
 848 }
 849
 850 static int cap_key_permission(key_ref_t key_ref, const struct cred *cred,
 851                               key_perm_t perm)
 852 {
 853         return 0;
 854 }
 855
 856 static int cap_key_getsecurity(struct key *key, char **_buffer)
 857 {
 858         *_buffer = NULL;
 859         return 0;
 860 }
 861
 862 static int cap_key_session_to_parent(const struct cred *cred,
 863                                      const struct cred *parent_cred,
 864                                      struct key *key)
 865 {
 866         return 0;
 867 }
 868
 869 #endif /* CONFIG_KEYS */
 870
 871 #ifdef CONFIG_AUDIT
 872 static int cap_audit_rule_init(u32 field, u32 op, char *rulestr, void **lsmrule)
 873 {
 874         return 0;
 875 }
 876
 877 static int cap_audit_rule_known(struct audit_krule *krule)
 878 {
 879         return 0;
 880 }
 881
 882 static int cap_audit_rule_match(u32 secid, u32 field, u32 op, void *lsmrule,
 883                                 struct audit_context *actx)
 884 {
 885         return 0;
 886 }
 887
 888 static void cap_audit_rule_free(void *lsmrule)
 889 {
 890 }
 891 #endif /* CONFIG_AUDIT */
 892
 893 struct security_operations default_security_ops = {
 894         .name   = "default",
 895 };
 896
 897 #define set_to_cap_if_null(ops, function)                               \
 898         do {                                                            \
 899                 if (!ops->function) {                                   \
 900                         ops->function = cap_##function;                 \
 901                         pr_debug("Had to override the " #function       \
 902                                  " security operation with the default.\n");\
 903                         }                                               \
 904         } while (0)
 905
 906 void security_fixup_ops(struct security_operations *ops)
 907 {
 908         set_to_cap_if_null(ops, ptrace_access_check);
 909         set_to_cap_if_null(ops, ptrace_traceme);
 910         set_to_cap_if_null(ops, capget);
 911         set_to_cap_if_null(ops, capset);
 912         set_to_cap_if_null(ops, acct);
 913         set_to_cap_if_null(ops, capable);
 914         set_to_cap_if_null(ops, quotactl);
 915         set_to_cap_if_null(ops, quota_on);
 916         set_to_cap_if_null(ops, sysctl);
 917         set_to_cap_if_null(ops, syslog);
 918         set_to_cap_if_null(ops, settime);
 919         set_to_cap_if_null(ops, vm_enough_memory);
 920         set_to_cap_if_null(ops, bprm_set_creds);
 921         set_to_cap_if_null(ops, bprm_committing_creds);
 922         set_to_cap_if_null(ops, bprm_committed_creds);
 923         set_to_cap_if_null(ops, bprm_check_security);
 924         set_to_cap_if_null(ops, bprm_secureexec);
 925         set_to_cap_if_null(ops, sb_alloc_security);
 926         set_to_cap_if_null(ops, sb_free_security);
 927         set_to_cap_if_null(ops, sb_copy_data);
 928         set_to_cap_if_null(ops, sb_kern_mount);
 929         set_to_cap_if_null(ops, sb_show_options);
 930         set_to_cap_if_null(ops, sb_statfs);
 931         set_to_cap_if_null(ops, sb_mount);
 932         set_to_cap_if_null(ops, sb_check_sb);
 933         set_to_cap_if_null(ops, sb_umount);
 934         set_to_cap_if_null(ops, sb_umount_close);
 935         set_to_cap_if_null(ops, sb_umount_busy);
 936         set_to_cap_if_null(ops, sb_post_remount);
 937         set_to_cap_if_null(ops, sb_post_addmount);
 938         set_to_cap_if_null(ops, sb_pivotroot);
 939         set_to_cap_if_null(ops, sb_post_pivotroot);
 940         set_to_cap_if_null(ops, sb_set_mnt_opts);
 941         set_to_cap_if_null(ops, sb_clone_mnt_opts);
 942         set_to_cap_if_null(ops, sb_parse_opts_str);
 943         set_to_cap_if_null(ops, inode_alloc_security);
 944         set_to_cap_if_null(ops, inode_free_security);
 945         set_to_cap_if_null(ops, inode_init_security);
 946         set_to_cap_if_null(ops, inode_create);
 947         set_to_cap_if_null(ops, inode_link);
 948         set_to_cap_if_null(ops, inode_unlink);
 949         set_to_cap_if_null(ops, inode_symlink);
 950         set_to_cap_if_null(ops, inode_mkdir);
 951         set_to_cap_if_null(ops, inode_rmdir);
 952         set_to_cap_if_null(ops, inode_mknod);
 953         set_to_cap_if_null(ops, inode_rename);
 954         set_to_cap_if_null(ops, inode_readlink);
 955         set_to_cap_if_null(ops, inode_follow_link);
 956         set_to_cap_if_null(ops, inode_permission);
 957         set_to_cap_if_null(ops, inode_setattr);
 958         set_to_cap_if_null(ops, inode_getattr);
 959         set_to_cap_if_null(ops, inode_delete);
 960         set_to_cap_if_null(ops, inode_setxattr);
 961         set_to_cap_if_null(ops, inode_post_setxattr);
 962         set_to_cap_if_null(ops, inode_getxattr);
 963         set_to_cap_if_null(ops, inode_listxattr);
 964         set_to_cap_if_null(ops, inode_removexattr);
 965         set_to_cap_if_null(ops, inode_need_killpriv);
 966         set_to_cap_if_null(ops, inode_killpriv);
 967         set_to_cap_if_null(ops, inode_getsecurity);
 968         set_to_cap_if_null(ops, inode_setsecurity);
 969         set_to_cap_if_null(ops, inode_listsecurity);
 970         set_to_cap_if_null(ops, inode_getsecid);
 971 #ifdef CONFIG_SECURITY_PATH
 972         set_to_cap_if_null(ops, path_mknod);
 973         set_to_cap_if_null(ops, path_mkdir);
 974         set_to_cap_if_null(ops, path_rmdir);
 975         set_to_cap_if_null(ops, path_unlink);
 976         set_to_cap_if_null(ops, path_symlink);
 977         set_to_cap_if_null(ops, path_link);
 978         set_to_cap_if_null(ops, path_rename);
 979         set_to_cap_if_null(ops, path_truncate);
 980 #endif
 981         set_to_cap_if_null(ops, file_permission);
 982         set_to_cap_if_null(ops, file_alloc_security);
 983         set_to_cap_if_null(ops, file_free_security);
 984         set_to_cap_if_null(ops, file_ioctl);
 985         set_to_cap_if_null(ops, file_mmap);
 986         set_to_cap_if_null(ops, file_mprotect);
 987         set_to_cap_if_null(ops, file_lock);
 988         set_to_cap_if_null(ops, file_fcntl);
 989         set_to_cap_if_null(ops, file_set_fowner);
 990         set_to_cap_if_null(ops, file_send_sigiotask);
 991         set_to_cap_if_null(ops, file_receive);
 992         set_to_cap_if_null(ops, dentry_open);
 993         set_to_cap_if_null(ops, task_create);
 994         set_to_cap_if_null(ops, cred_alloc_blank);
 995         set_to_cap_if_null(ops, cred_free);
 996         set_to_cap_if_null(ops, cred_prepare);
 997         set_to_cap_if_null(ops, cred_commit);
 998         set_to_cap_if_null(ops, cred_transfer);
 999         set_to_cap_if_null(ops, kernel_act_as);
1000         set_to_cap_if_null(ops, kernel_create_files_as);
1001         set_to_cap_if_null(ops, kernel_module_request);
1002         set_to_cap_if_null(ops, task_setuid);
1003         set_to_cap_if_null(ops, task_fix_setuid);
1004         set_to_cap_if_null(ops, task_setgid);
1005         set_to_cap_if_null(ops, task_setpgid);
1006         set_to_cap_if_null(ops, task_getpgid);
1007         set_to_cap_if_null(ops, task_getsid);
1008         set_to_cap_if_null(ops, task_getsecid);
1009         set_to_cap_if_null(ops, task_setgroups);
1010         set_to_cap_if_null(ops, task_setnice);
1011         set_to_cap_if_null(ops, task_setioprio);
1012         set_to_cap_if_null(ops, task_getioprio);
1013         set_to_cap_if_null(ops, task_setrlimit);
1014         set_to_cap_if_null(ops, task_setscheduler);
1015         set_to_cap_if_null(ops, task_getscheduler);
1016         set_to_cap_if_null(ops, task_movememory);
1017         set_to_cap_if_null(ops, task_wait);
1018         set_to_cap_if_null(ops, task_kill);
1019         set_to_cap_if_null(ops, task_prctl);
1020         set_to_cap_if_null(ops, task_to_inode);
1021         set_to_cap_if_null(ops, ipc_permission);
1022         set_to_cap_if_null(ops, ipc_getsecid);
1023         set_to_cap_if_null(ops, msg_msg_alloc_security);
1024         set_to_cap_if_null(ops, msg_msg_free_security);
1025         set_to_cap_if_null(ops, msg_queue_alloc_security);
1026         set_to_cap_if_null(ops, msg_queue_free_security);
1027         set_to_cap_if_null(ops, msg_queue_associate);
1028         set_to_cap_if_null(ops, msg_queue_msgctl);
1029         set_to_cap_if_null(ops, msg_queue_msgsnd);
1030         set_to_cap_if_null(ops, msg_queue_msgrcv);
1031         set_to_cap_if_null(ops, shm_alloc_security);
1032         set_to_cap_if_null(ops, shm_free_security);
1033         set_to_cap_if_null(ops, shm_associate);
1034         set_to_cap_if_null(ops, shm_shmctl);
1035         set_to_cap_if_null(ops, shm_shmat);
1036         set_to_cap_if_null(ops, sem_alloc_security);
1037         set_to_cap_if_null(ops, sem_free_security);
1038         set_to_cap_if_null(ops, sem_associate);
1039         set_to_cap_if_null(ops, sem_semctl);
1040         set_to_cap_if_null(ops, sem_semop);
1041         set_to_cap_if_null(ops, netlink_send);
1042         set_to_cap_if_null(ops, netlink_recv);
1043         set_to_cap_if_null(ops, d_instantiate);
1044         set_to_cap_if_null(ops, getprocattr);
1045         set_to_cap_if_null(ops, setprocattr);
1046         set_to_cap_if_null(ops, secid_to_secctx);
1047         set_to_cap_if_null(ops, secctx_to_secid);
1048         set_to_cap_if_null(ops, release_secctx);
1049         set_to_cap_if_null(ops, inode_notifysecctx);
1050         set_to_cap_if_null(ops, inode_setsecctx);
1051         set_to_cap_if_null(ops, inode_getsecctx);
1052 #ifdef CONFIG_SECURITY_NETWORK
1053         set_to_cap_if_null(ops, unix_stream_connect);
1054         set_to_cap_if_null(ops, unix_may_send);
1055         set_to_cap_if_null(ops, socket_create);
1056         set_to_cap_if_null(ops, socket_post_create);
1057         set_to_cap_if_null(ops, socket_bind);
1058         set_to_cap_if_null(ops, socket_connect);
1059         set_to_cap_if_null(ops, socket_listen);
1060         set_to_cap_if_null(ops, socket_accept);
1061         set_to_cap_if_null(ops, socket_sendmsg);
1062         set_to_cap_if_null(ops, socket_recvmsg);
1063         set_to_cap_if_null(ops, socket_getsockname);
1064         set_to_cap_if_null(ops, socket_getpeername);
1065         set_to_cap_if_null(ops, socket_setsockopt);
1066         set_to_cap_if_null(ops, socket_getsockopt);
1067         set_to_cap_if_null(ops, socket_shutdown);
1068         set_to_cap_if_null(ops, socket_sock_rcv_skb);
1069         set_to_cap_if_null(ops, socket_getpeersec_stream);
1070         set_to_cap_if_null(ops, socket_getpeersec_dgram);
1071         set_to_cap_if_null(ops, sk_alloc_security);
1072         set_to_cap_if_null(ops, sk_free_security);
1073         set_to_cap_if_null(ops, sk_clone_security);
1074         set_to_cap_if_null(ops, sk_getsecid);
1075         set_to_cap_if_null(ops, sock_graft);
1076         set_to_cap_if_null(ops, inet_conn_request);
1077         set_to_cap_if_null(ops, inet_csk_clone);
1078         set_to_cap_if_null(ops, inet_conn_established);
1079         set_to_cap_if_null(ops, req_classify_flow);
1080         set_to_cap_if_null(ops, tun_dev_create);
1081         set_to_cap_if_null(ops, tun_dev_post_create);
1082         set_to_cap_if_null(ops, tun_dev_attach);
1083 #endif  /* CONFIG_SECURITY_NETWORK */
1084 #ifdef CONFIG_SECURITY_NETWORK_XFRM
1085         set_to_cap_if_null(ops, xfrm_policy_alloc_security);
1086         set_to_cap_if_null(ops, xfrm_policy_clone_security);
1087         set_to_cap_if_null(ops, xfrm_policy_free_security);
1088         set_to_cap_if_null(ops, xfrm_policy_delete_security);
1089         set_to_cap_if_null(ops, xfrm_state_alloc_security);
1090         set_to_cap_if_null(ops, xfrm_state_free_security);
1091         set_to_cap_if_null(ops, xfrm_state_delete_security);
1092         set_to_cap_if_null(ops, xfrm_policy_lookup);
1093         set_to_cap_if_null(ops, xfrm_state_pol_flow_match);
1094         set_to_cap_if_null(ops, xfrm_decode_session);
1095 #endif  /* CONFIG_SECURITY_NETWORK_XFRM */
1096 #ifdef CONFIG_KEYS
1097         set_to_cap_if_null(ops, key_alloc);
1098         set_to_cap_if_null(ops, key_free);
1099         set_to_cap_if_null(ops, key_permission);
1100         set_to_cap_if_null(ops, key_getsecurity);
1101         set_to_cap_if_null(ops, key_session_to_parent);
1102 #endif  /* CONFIG_KEYS */
1103 #ifdef CONFIG_AUDIT
1104         set_to_cap_if_null(ops, audit_rule_init);
1105         set_to_cap_if_null(ops, audit_rule_known);
1106         set_to_cap_if_null(ops, audit_rule_match);
1107         set_to_cap_if_null(ops, audit_rule_free);
1108 #endif
1109 }