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_syslog(int type)
  16 {
  17         return 0;
  18 }
  19
  20 static int cap_quotactl(int cmds, int type, int id, struct super_block *sb)
  21 {
  22         return 0;
  23 }
  24
  25 static int cap_quota_on(struct dentry *dentry)
  26 {
  27         return 0;
  28 }
  29
  30 static int cap_bprm_check_security(struct linux_binprm *bprm)
  31 {
  32         return 0;
  33 }
  34
  35 static void cap_bprm_committing_creds(struct linux_binprm *bprm)
  36 {
  37 }
  38
  39 static void cap_bprm_committed_creds(struct linux_binprm *bprm)
  40 {
  41 }
  42
  43 static int cap_sb_alloc_security(struct super_block *sb)
  44 {
  45         return 0;
  46 }
  47
  48 static void cap_sb_free_security(struct super_block *sb)
  49 {
  50 }
  51
  52 static int cap_sb_copy_data(char *orig, char *copy)
  53 {
  54         return 0;
  55 }
  56
  57 static int cap_sb_remount(struct super_block *sb, void *data)
  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_umount(struct vfsmount *mnt, int flags)
  84 {
  85         return 0;
  86 }
  87
  88 static int cap_sb_pivotroot(struct path *old_path, struct path *new_path)
  89 {
  90         return 0;
  91 }
  92
  93 static int cap_sb_set_mnt_opts(struct super_block *sb,
  94                                struct security_mnt_opts *opts)
  95 {
  96         if (unlikely(opts->num_mnt_opts))
  97                 return -EOPNOTSUPP;
  98         return 0;
  99 }
 100
 101 static void cap_sb_clone_mnt_opts(const struct super_block *oldsb,
 102                                   struct super_block *newsb)
 103 {
 104 }
 105
 106 static int cap_sb_parse_opts_str(char *options, struct security_mnt_opts *opts)
 107 {
 108         return 0;
 109 }
 110
 111 static int cap_inode_alloc_security(struct inode *inode)
 112 {
 113         return 0;
 114 }
 115
 116 static void cap_inode_free_security(struct inode *inode)
 117 {
 118 }
 119
 120 static int cap_inode_init_security(struct inode *inode, struct inode *dir,
 121                                    const struct qstr *qstr, char **name,
 122                                    void **value, size_t *len)
 123 {
 124         return -EOPNOTSUPP;
 125 }
 126
 127 static int cap_inode_create(struct inode *inode, struct dentry *dentry,
 128                             int mask)
 129 {
 130         return 0;
 131 }
 132
 133 static int cap_inode_link(struct dentry *old_dentry, struct inode *inode,
 134                           struct dentry *new_dentry)
 135 {
 136         return 0;
 137 }
 138
 139 static int cap_inode_unlink(struct inode *inode, struct dentry *dentry)
 140 {
 141         return 0;
 142 }
 143
 144 static int cap_inode_symlink(struct inode *inode, struct dentry *dentry,
 145                              const char *name)
 146 {
 147         return 0;
 148 }
 149
 150 static int cap_inode_mkdir(struct inode *inode, struct dentry *dentry,
 151                            int mask)
 152 {
 153         return 0;
 154 }
 155
 156 static int cap_inode_rmdir(struct inode *inode, struct dentry *dentry)
 157 {
 158         return 0;
 159 }
 160
 161 static int cap_inode_mknod(struct inode *inode, struct dentry *dentry,
 162                            int mode, dev_t dev)
 163 {
 164         return 0;
 165 }
 166
 167 static int cap_inode_rename(struct inode *old_inode, struct dentry *old_dentry,
 168                             struct inode *new_inode, struct dentry *new_dentry)
 169 {
 170         return 0;
 171 }
 172
 173 static int cap_inode_readlink(struct dentry *dentry)
 174 {
 175         return 0;
 176 }
 177
 178 static int cap_inode_follow_link(struct dentry *dentry,
 179                                  struct nameidata *nameidata)
 180 {
 181         return 0;
 182 }
 183
 184 static int cap_inode_permission(struct inode *inode, int mask)
 185 {
 186         return 0;
 187 }
 188
 189 static int cap_inode_setattr(struct dentry *dentry, struct iattr *iattr)
 190 {
 191         return 0;
 192 }
 193
 194 static int cap_inode_getattr(struct vfsmount *mnt, struct dentry *dentry)
 195 {
 196         return 0;
 197 }
 198
 199 static void cap_inode_post_setxattr(struct dentry *dentry, const char *name,
 200                                     const void *value, size_t size, int flags)
 201 {
 202 }
 203
 204 static int cap_inode_getxattr(struct dentry *dentry, const char *name)
 205 {
 206         return 0;
 207 }
 208
 209 static int cap_inode_listxattr(struct dentry *dentry)
 210 {
 211         return 0;
 212 }
 213
 214 static int cap_inode_getsecurity(const struct inode *inode, const char *name,
 215                                  void **buffer, bool alloc)
 216 {
 217         return -EOPNOTSUPP;
 218 }
 219
 220 static int cap_inode_setsecurity(struct inode *inode, const char *name,
 221                                  const void *value, size_t size, int flags)
 222 {
 223         return -EOPNOTSUPP;
 224 }
 225
 226 static int cap_inode_listsecurity(struct inode *inode, char *buffer,
 227                                   size_t buffer_size)
 228 {
 229         return 0;
 230 }
 231
 232 static void cap_inode_getsecid(const struct inode *inode, u32 *secid)
 233 {
 234         *secid = 0;
 235 }
 236
 237 #ifdef CONFIG_SECURITY_PATH
 238 static int cap_path_mknod(struct path *dir, struct dentry *dentry, int mode,
 239                           unsigned int dev)
 240 {
 241         return 0;
 242 }
 243
 244 static int cap_path_mkdir(struct path *dir, struct dentry *dentry, int mode)
 245 {
 246         return 0;
 247 }
 248
 249 static int cap_path_rmdir(struct path *dir, struct dentry *dentry)
 250 {
 251         return 0;
 252 }
 253
 254 static int cap_path_unlink(struct path *dir, struct dentry *dentry)
 255 {
 256         return 0;
 257 }
 258
 259 static int cap_path_symlink(struct path *dir, struct dentry *dentry,
 260                             const char *old_name)
 261 {
 262         return 0;
 263 }
 264
 265 static int cap_path_link(struct dentry *old_dentry, struct path *new_dir,
 266                          struct dentry *new_dentry)
 267 {
 268         return 0;
 269 }
 270
 271 static int cap_path_rename(struct path *old_path, struct dentry *old_dentry,
 272                            struct path *new_path, struct dentry *new_dentry)
 273 {
 274         return 0;
 275 }
 276
 277 static int cap_path_truncate(struct path *path)
 278 {
 279         return 0;
 280 }
 281
 282 static int cap_path_chmod(struct dentry *dentry, struct vfsmount *mnt,
 283                           mode_t mode)
 284 {
 285         return 0;
 286 }
 287
 288 static int cap_path_chown(struct path *path, uid_t uid, gid_t gid)
 289 {
 290         return 0;
 291 }
 292
 293 static int cap_path_chroot(struct path *root)
 294 {
 295         return 0;
 296 }
 297 #endif
 298
 299 static int cap_file_permission(struct file *file, int mask)
 300 {
 301         return 0;
 302 }
 303
 304 static int cap_file_alloc_security(struct file *file)
 305 {
 306         return 0;
 307 }
 308
 309 static void cap_file_free_security(struct file *file)
 310 {
 311 }
 312
 313 static int cap_file_ioctl(struct file *file, unsigned int command,
 314                           unsigned long arg)
 315 {
 316         return 0;
 317 }
 318
 319 static int cap_file_mprotect(struct vm_area_struct *vma, unsigned long reqprot,
 320                              unsigned long prot)
 321 {
 322         return 0;
 323 }
 324
 325 static int cap_file_lock(struct file *file, unsigned int cmd)
 326 {
 327         return 0;
 328 }
 329
 330 static int cap_file_fcntl(struct file *file, unsigned int cmd,
 331                           unsigned long arg)
 332 {
 333         return 0;
 334 }
 335
 336 static int cap_file_set_fowner(struct file *file)
 337 {
 338         return 0;
 339 }
 340
 341 static int cap_file_send_sigiotask(struct task_struct *tsk,
 342                                    struct fown_struct *fown, int sig)
 343 {
 344         return 0;
 345 }
 346
 347 static int cap_file_receive(struct file *file)
 348 {
 349         return 0;
 350 }
 351
 352 static int cap_dentry_open(struct file *file, const struct cred *cred)
 353 {
 354         return 0;
 355 }
 356
 357 static int cap_task_create(unsigned long clone_flags)
 358 {
 359         return 0;
 360 }
 361
 362 static int cap_cred_alloc_blank(struct cred *cred, gfp_t gfp)
 363 {
 364         return 0;
 365 }
 366
 367 static void cap_cred_free(struct cred *cred)
 368 {
 369 }
 370
 371 static int cap_cred_prepare(struct cred *new, const struct cred *old, gfp_t gfp)
 372 {
 373         return 0;
 374 }
 375
 376 static void cap_cred_transfer(struct cred *new, const struct cred *old)
 377 {
 378 }
 379
 380 static int cap_kernel_act_as(struct cred *new, u32 secid)
 381 {
 382         return 0;
 383 }
 384
 385 static int cap_kernel_create_files_as(struct cred *new, struct inode *inode)
 386 {
 387         return 0;
 388 }
 389
 390 static int cap_kernel_module_request(char *kmod_name)
 391 {
 392         return 0;
 393 }
 394
 395 static int cap_task_setpgid(struct task_struct *p, pid_t pgid)
 396 {
 397         return 0;
 398 }
 399
 400 static int cap_task_getpgid(struct task_struct *p)
 401 {
 402         return 0;
 403 }
 404
 405 static int cap_task_getsid(struct task_struct *p)
 406 {
 407         return 0;
 408 }
 409
 410 static void cap_task_getsecid(struct task_struct *p, u32 *secid)
 411 {
 412         *secid = 0;
 413 }
 414
 415 static int cap_task_getioprio(struct task_struct *p)
 416 {
 417         return 0;
 418 }
 419
 420 static int cap_task_setrlimit(struct task_struct *p, unsigned int resource,
 421                 struct rlimit *new_rlim)
 422 {
 423         return 0;
 424 }
 425
 426 static int cap_task_getscheduler(struct task_struct *p)
 427 {
 428         return 0;
 429 }
 430
 431 static int cap_task_movememory(struct task_struct *p)
 432 {
 433         return 0;
 434 }
 435
 436 static int cap_task_wait(struct task_struct *p)
 437 {
 438         return 0;
 439 }
 440
 441 static int cap_task_kill(struct task_struct *p, struct siginfo *info,
 442                          int sig, u32 secid)
 443 {
 444         return 0;
 445 }
 446
 447 static void cap_task_to_inode(struct task_struct *p, struct inode *inode)
 448 {
 449 }
 450
 451 static int cap_ipc_permission(struct kern_ipc_perm *ipcp, short flag)
 452 {
 453         return 0;
 454 }
 455
 456 static void cap_ipc_getsecid(struct kern_ipc_perm *ipcp, u32 *secid)
 457 {
 458         *secid = 0;
 459 }
 460
 461 static int cap_msg_msg_alloc_security(struct msg_msg *msg)
 462 {
 463         return 0;
 464 }
 465
 466 static void cap_msg_msg_free_security(struct msg_msg *msg)
 467 {
 468 }
 469
 470 static int cap_msg_queue_alloc_security(struct msg_queue *msq)
 471 {
 472         return 0;
 473 }
 474
 475 static void cap_msg_queue_free_security(struct msg_queue *msq)
 476 {
 477 }
 478
 479 static int cap_msg_queue_associate(struct msg_queue *msq, int msqflg)
 480 {
 481         return 0;
 482 }
 483
 484 static int cap_msg_queue_msgctl(struct msg_queue *msq, int cmd)
 485 {
 486         return 0;
 487 }
 488
 489 static int cap_msg_queue_msgsnd(struct msg_queue *msq, struct msg_msg *msg,
 490                                 int msgflg)
 491 {
 492         return 0;
 493 }
 494
 495 static int cap_msg_queue_msgrcv(struct msg_queue *msq, struct msg_msg *msg,
 496                                 struct task_struct *target, long type, int mode)
 497 {
 498         return 0;
 499 }
 500
 501 static int cap_shm_alloc_security(struct shmid_kernel *shp)
 502 {
 503         return 0;
 504 }
 505
 506 static void cap_shm_free_security(struct shmid_kernel *shp)
 507 {
 508 }
 509
 510 static int cap_shm_associate(struct shmid_kernel *shp, int shmflg)
 511 {
 512         return 0;
 513 }
 514
 515 static int cap_shm_shmctl(struct shmid_kernel *shp, int cmd)
 516 {
 517         return 0;
 518 }
 519
 520 static int cap_shm_shmat(struct shmid_kernel *shp, char __user *shmaddr,
 521                          int shmflg)
 522 {
 523         return 0;
 524 }
 525
 526 static int cap_sem_alloc_security(struct sem_array *sma)
 527 {
 528         return 0;
 529 }
 530
 531 static void cap_sem_free_security(struct sem_array *sma)
 532 {
 533 }
 534
 535 static int cap_sem_associate(struct sem_array *sma, int semflg)
 536 {
 537         return 0;
 538 }
 539
 540 static int cap_sem_semctl(struct sem_array *sma, int cmd)
 541 {
 542         return 0;
 543 }
 544
 545 static int cap_sem_semop(struct sem_array *sma, struct sembuf *sops,
 546                          unsigned nsops, int alter)
 547 {
 548         return 0;
 549 }
 550
 551 #ifdef CONFIG_SECURITY_NETWORK
 552 static int cap_unix_stream_connect(struct sock *sock, struct sock *other,
 553                                    struct sock *newsk)
 554 {
 555         return 0;
 556 }
 557
 558 static int cap_unix_may_send(struct socket *sock, struct socket *other)
 559 {
 560         return 0;
 561 }
 562
 563 static int cap_socket_create(int family, int type, int protocol, int kern)
 564 {
 565         return 0;
 566 }
 567
 568 static int cap_socket_post_create(struct socket *sock, int family, int type,
 569                                   int protocol, int kern)
 570 {
 571         return 0;
 572 }
 573
 574 static int cap_socket_bind(struct socket *sock, struct sockaddr *address,
 575                            int addrlen)
 576 {
 577         return 0;
 578 }
 579
 580 static int cap_socket_connect(struct socket *sock, struct sockaddr *address,
 581                               int addrlen)
 582 {
 583         return 0;
 584 }
 585
 586 static int cap_socket_listen(struct socket *sock, int backlog)
 587 {
 588         return 0;
 589 }
 590
 591 static int cap_socket_accept(struct socket *sock, struct socket *newsock)
 592 {
 593         return 0;
 594 }
 595
 596 static int cap_socket_sendmsg(struct socket *sock, struct msghdr *msg, int size)
 597 {
 598         return 0;
 599 }
 600
 601 static int cap_socket_recvmsg(struct socket *sock, struct msghdr *msg,
 602                               int size, int flags)
 603 {
 604         return 0;
 605 }
 606
 607 static int cap_socket_getsockname(struct socket *sock)
 608 {
 609         return 0;
 610 }
 611
 612 static int cap_socket_getpeername(struct socket *sock)
 613 {
 614         return 0;
 615 }
 616
 617 static int cap_socket_setsockopt(struct socket *sock, int level, int optname)
 618 {
 619         return 0;
 620 }
 621
 622 static int cap_socket_getsockopt(struct socket *sock, int level, int optname)
 623 {
 624         return 0;
 625 }
 626
 627 static int cap_socket_shutdown(struct socket *sock, int how)
 628 {
 629         return 0;
 630 }
 631
 632 static int cap_socket_sock_rcv_skb(struct sock *sk, struct sk_buff *skb)
 633 {
 634         return 0;
 635 }
 636
 637 static int cap_socket_getpeersec_stream(struct socket *sock,
 638                                         char __user *optval,
 639                                         int __user *optlen, unsigned len)
 640 {
 641         return -ENOPROTOOPT;
 642 }
 643
 644 static int cap_socket_getpeersec_dgram(struct socket *sock,
 645                                        struct sk_buff *skb, u32 *secid)
 646 {
 647         return -ENOPROTOOPT;
 648 }
 649
 650 static int cap_sk_alloc_security(struct sock *sk, int family, gfp_t priority)
 651 {
 652         return 0;
 653 }
 654
 655 static void cap_sk_free_security(struct sock *sk)
 656 {
 657 }
 658
 659 static void cap_sk_clone_security(const struct sock *sk, struct sock *newsk)
 660 {
 661 }
 662
 663 static void cap_sk_getsecid(struct sock *sk, u32 *secid)
 664 {
 665 }
 666
 667 static void cap_sock_graft(struct sock *sk, struct socket *parent)
 668 {
 669 }
 670
 671 static int cap_inet_conn_request(struct sock *sk, struct sk_buff *skb,
 672                                  struct request_sock *req)
 673 {
 674         return 0;
 675 }
 676
 677 static void cap_inet_csk_clone(struct sock *newsk,
 678                                const struct request_sock *req)
 679 {
 680 }
 681
 682 static void cap_inet_conn_established(struct sock *sk, struct sk_buff *skb)
 683 {
 684 }
 685
 686 static int cap_secmark_relabel_packet(u32 secid)
 687 {
 688         return 0;
 689 }
 690
 691 static void cap_secmark_refcount_inc(void)
 692 {
 693 }
 694
 695 static void cap_secmark_refcount_dec(void)
 696 {
 697 }
 698
 699 static void cap_req_classify_flow(const struct request_sock *req,
 700                                   struct flowi *fl)
 701 {
 702 }
 703
 704 static int cap_tun_dev_create(void)
 705 {
 706         return 0;
 707 }
 708
 709 static void cap_tun_dev_post_create(struct sock *sk)
 710 {
 711 }
 712
 713 static int cap_tun_dev_attach(struct sock *sk)
 714 {
 715         return 0;
 716 }
 717 #endif  /* CONFIG_SECURITY_NETWORK */
 718
 719 #ifdef CONFIG_SECURITY_NETWORK_XFRM
 720 static int cap_xfrm_policy_alloc_security(struct xfrm_sec_ctx **ctxp,
 721                                           struct xfrm_user_sec_ctx *sec_ctx)
 722 {
 723         return 0;
 724 }
 725
 726 static int cap_xfrm_policy_clone_security(struct xfrm_sec_ctx *old_ctx,
 727                                           struct xfrm_sec_ctx **new_ctxp)
 728 {
 729         return 0;
 730 }
 731
 732 static void cap_xfrm_policy_free_security(struct xfrm_sec_ctx *ctx)
 733 {
 734 }
 735
 736 static int cap_xfrm_policy_delete_security(struct xfrm_sec_ctx *ctx)
 737 {
 738         return 0;
 739 }
 740
 741 static int cap_xfrm_state_alloc_security(struct xfrm_state *x,
 742                                          struct xfrm_user_sec_ctx *sec_ctx,
 743                                          u32 secid)
 744 {
 745         return 0;
 746 }
 747
 748 static void cap_xfrm_state_free_security(struct xfrm_state *x)
 749 {
 750 }
 751
 752 static int cap_xfrm_state_delete_security(struct xfrm_state *x)
 753 {
 754         return 0;
 755 }
 756
 757 static int cap_xfrm_policy_lookup(struct xfrm_sec_ctx *ctx, u32 sk_sid, u8 dir)
 758 {
 759         return 0;
 760 }
 761
 762 static int cap_xfrm_state_pol_flow_match(struct xfrm_state *x,
 763                                          struct xfrm_policy *xp,
 764                                          const struct flowi *fl)
 765 {
 766         return 1;
 767 }
 768
 769 static int cap_xfrm_decode_session(struct sk_buff *skb, u32 *fl, int ckall)
 770 {
 771         return 0;
 772 }
 773
 774 #endif /* CONFIG_SECURITY_NETWORK_XFRM */
 775 static void cap_d_instantiate(struct dentry *dentry, struct inode *inode)
 776 {
 777 }
 778
 779 static int cap_getprocattr(struct task_struct *p, char *name, char **value)
 780 {
 781         return -EINVAL;
 782 }
 783
 784 static int cap_setprocattr(struct task_struct *p, char *name, void *value,
 785                            size_t size)
 786 {
 787         return -EINVAL;
 788 }
 789
 790 static int cap_secid_to_secctx(u32 secid, char **secdata, u32 *seclen)
 791 {
 792         return -EOPNOTSUPP;
 793 }
 794
 795 static int cap_secctx_to_secid(const char *secdata, u32 seclen, u32 *secid)
 796 {
 797         *secid = 0;
 798         return 0;
 799 }
 800
 801 static void cap_release_secctx(char *secdata, u32 seclen)
 802 {
 803 }
 804
 805 static int cap_inode_notifysecctx(struct inode *inode, void *ctx, u32 ctxlen)
 806 {
 807         return 0;
 808 }
 809
 810 static int cap_inode_setsecctx(struct dentry *dentry, void *ctx, u32 ctxlen)
 811 {
 812         return 0;
 813 }
 814
 815 static int cap_inode_getsecctx(struct inode *inode, void **ctx, u32 *ctxlen)
 816 {
 817         return 0;
 818 }
 819 #ifdef CONFIG_KEYS
 820 static int cap_key_alloc(struct key *key, const struct cred *cred,
 821                          unsigned long flags)
 822 {
 823         return 0;
 824 }
 825
 826 static void cap_key_free(struct key *key)
 827 {
 828 }
 829
 830 static int cap_key_permission(key_ref_t key_ref, const struct cred *cred,
 831                               key_perm_t perm)
 832 {
 833         return 0;
 834 }
 835
 836 static int cap_key_getsecurity(struct key *key, char **_buffer)
 837 {
 838         *_buffer = NULL;
 839         return 0;
 840 }
 841
 842 #endif /* CONFIG_KEYS */
 843
 844 #ifdef CONFIG_AUDIT
 845 static int cap_audit_rule_init(u32 field, u32 op, char *rulestr, void **lsmrule)
 846 {
 847         return 0;
 848 }
 849
 850 static int cap_audit_rule_known(struct audit_krule *krule)
 851 {
 852         return 0;
 853 }
 854
 855 static int cap_audit_rule_match(u32 secid, u32 field, u32 op, void *lsmrule,
 856                                 struct audit_context *actx)
 857 {
 858         return 0;
 859 }
 860
 861 static void cap_audit_rule_free(void *lsmrule)
 862 {
 863 }
 864 #endif /* CONFIG_AUDIT */
 865
 866 #define set_to_cap_if_null(ops, function)                               \
 867         do {                                                            \
 868                 if (!ops->function) {                                   \
 869                         ops->function = cap_##function;                 \
 870                         pr_debug("Had to override the " #function       \
 871                                  " security operation with the default.\n");\
 872                         }                                               \
 873         } while (0)
 874
 875 void __init security_fixup_ops(struct security_operations *ops)
 876 {
 877         set_to_cap_if_null(ops, ptrace_access_check);
 878         set_to_cap_if_null(ops, ptrace_traceme);
 879         set_to_cap_if_null(ops, capget);
 880         set_to_cap_if_null(ops, capset);
 881         set_to_cap_if_null(ops, capable);
 882         set_to_cap_if_null(ops, quotactl);
 883         set_to_cap_if_null(ops, quota_on);
 884         set_to_cap_if_null(ops, syslog);
 885         set_to_cap_if_null(ops, settime);
 886         set_to_cap_if_null(ops, vm_enough_memory);
 887         set_to_cap_if_null(ops, bprm_set_creds);
 888         set_to_cap_if_null(ops, bprm_committing_creds);
 889         set_to_cap_if_null(ops, bprm_committed_creds);
 890         set_to_cap_if_null(ops, bprm_check_security);
 891         set_to_cap_if_null(ops, bprm_secureexec);
 892         set_to_cap_if_null(ops, sb_alloc_security);
 893         set_to_cap_if_null(ops, sb_free_security);
 894         set_to_cap_if_null(ops, sb_copy_data);
 895         set_to_cap_if_null(ops, sb_remount);
 896         set_to_cap_if_null(ops, sb_kern_mount);
 897         set_to_cap_if_null(ops, sb_show_options);
 898         set_to_cap_if_null(ops, sb_statfs);
 899         set_to_cap_if_null(ops, sb_mount);
 900         set_to_cap_if_null(ops, sb_umount);
 901         set_to_cap_if_null(ops, sb_pivotroot);
 902         set_to_cap_if_null(ops, sb_set_mnt_opts);
 903         set_to_cap_if_null(ops, sb_clone_mnt_opts);
 904         set_to_cap_if_null(ops, sb_parse_opts_str);
 905         set_to_cap_if_null(ops, inode_alloc_security);
 906         set_to_cap_if_null(ops, inode_free_security);
 907         set_to_cap_if_null(ops, inode_init_security);
 908         set_to_cap_if_null(ops, inode_create);
 909         set_to_cap_if_null(ops, inode_link);
 910         set_to_cap_if_null(ops, inode_unlink);
 911         set_to_cap_if_null(ops, inode_symlink);
 912         set_to_cap_if_null(ops, inode_mkdir);
 913         set_to_cap_if_null(ops, inode_rmdir);
 914         set_to_cap_if_null(ops, inode_mknod);
 915         set_to_cap_if_null(ops, inode_rename);
 916         set_to_cap_if_null(ops, inode_readlink);
 917         set_to_cap_if_null(ops, inode_follow_link);
 918         set_to_cap_if_null(ops, inode_permission);
 919         set_to_cap_if_null(ops, inode_setattr);
 920         set_to_cap_if_null(ops, inode_getattr);
 921         set_to_cap_if_null(ops, inode_setxattr);
 922         set_to_cap_if_null(ops, inode_post_setxattr);
 923         set_to_cap_if_null(ops, inode_getxattr);
 924         set_to_cap_if_null(ops, inode_listxattr);
 925         set_to_cap_if_null(ops, inode_removexattr);
 926         set_to_cap_if_null(ops, inode_need_killpriv);
 927         set_to_cap_if_null(ops, inode_killpriv);
 928         set_to_cap_if_null(ops, inode_getsecurity);
 929         set_to_cap_if_null(ops, inode_setsecurity);
 930         set_to_cap_if_null(ops, inode_listsecurity);
 931         set_to_cap_if_null(ops, inode_getsecid);
 932 #ifdef CONFIG_SECURITY_PATH
 933         set_to_cap_if_null(ops, path_mknod);
 934         set_to_cap_if_null(ops, path_mkdir);
 935         set_to_cap_if_null(ops, path_rmdir);
 936         set_to_cap_if_null(ops, path_unlink);
 937         set_to_cap_if_null(ops, path_symlink);
 938         set_to_cap_if_null(ops, path_link);
 939         set_to_cap_if_null(ops, path_rename);
 940         set_to_cap_if_null(ops, path_truncate);
 941         set_to_cap_if_null(ops, path_chmod);
 942         set_to_cap_if_null(ops, path_chown);
 943         set_to_cap_if_null(ops, path_chroot);
 944 #endif
 945         set_to_cap_if_null(ops, file_permission);
 946         set_to_cap_if_null(ops, file_alloc_security);
 947         set_to_cap_if_null(ops, file_free_security);
 948         set_to_cap_if_null(ops, file_ioctl);
 949         set_to_cap_if_null(ops, file_mmap);
 950         set_to_cap_if_null(ops, file_mprotect);
 951         set_to_cap_if_null(ops, file_lock);
 952         set_to_cap_if_null(ops, file_fcntl);
 953         set_to_cap_if_null(ops, file_set_fowner);
 954         set_to_cap_if_null(ops, file_send_sigiotask);
 955         set_to_cap_if_null(ops, file_receive);
 956         set_to_cap_if_null(ops, dentry_open);
 957         set_to_cap_if_null(ops, task_create);
 958         set_to_cap_if_null(ops, cred_alloc_blank);
 959         set_to_cap_if_null(ops, cred_free);
 960         set_to_cap_if_null(ops, cred_prepare);
 961         set_to_cap_if_null(ops, cred_transfer);
 962         set_to_cap_if_null(ops, kernel_act_as);
 963         set_to_cap_if_null(ops, kernel_create_files_as);
 964         set_to_cap_if_null(ops, kernel_module_request);
 965         set_to_cap_if_null(ops, task_fix_setuid);
 966         set_to_cap_if_null(ops, task_setpgid);
 967         set_to_cap_if_null(ops, task_getpgid);
 968         set_to_cap_if_null(ops, task_getsid);
 969         set_to_cap_if_null(ops, task_getsecid);
 970         set_to_cap_if_null(ops, task_setnice);
 971         set_to_cap_if_null(ops, task_setioprio);
 972         set_to_cap_if_null(ops, task_getioprio);
 973         set_to_cap_if_null(ops, task_setrlimit);
 974         set_to_cap_if_null(ops, task_setscheduler);
 975         set_to_cap_if_null(ops, task_getscheduler);
 976         set_to_cap_if_null(ops, task_movememory);
 977         set_to_cap_if_null(ops, task_wait);
 978         set_to_cap_if_null(ops, task_kill);
 979         set_to_cap_if_null(ops, task_prctl);
 980         set_to_cap_if_null(ops, task_to_inode);
 981         set_to_cap_if_null(ops, ipc_permission);
 982         set_to_cap_if_null(ops, ipc_getsecid);
 983         set_to_cap_if_null(ops, msg_msg_alloc_security);
 984         set_to_cap_if_null(ops, msg_msg_free_security);
 985         set_to_cap_if_null(ops, msg_queue_alloc_security);
 986         set_to_cap_if_null(ops, msg_queue_free_security);
 987         set_to_cap_if_null(ops, msg_queue_associate);
 988         set_to_cap_if_null(ops, msg_queue_msgctl);
 989         set_to_cap_if_null(ops, msg_queue_msgsnd);
 990         set_to_cap_if_null(ops, msg_queue_msgrcv);
 991         set_to_cap_if_null(ops, shm_alloc_security);
 992         set_to_cap_if_null(ops, shm_free_security);
 993         set_to_cap_if_null(ops, shm_associate);
 994         set_to_cap_if_null(ops, shm_shmctl);
 995         set_to_cap_if_null(ops, shm_shmat);
 996         set_to_cap_if_null(ops, sem_alloc_security);
 997         set_to_cap_if_null(ops, sem_free_security);
 998         set_to_cap_if_null(ops, sem_associate);
 999         set_to_cap_if_null(ops, sem_semctl);
1000         set_to_cap_if_null(ops, sem_semop);
1001         set_to_cap_if_null(ops, netlink_send);
1002         set_to_cap_if_null(ops, netlink_recv);
1003         set_to_cap_if_null(ops, d_instantiate);
1004         set_to_cap_if_null(ops, getprocattr);
1005         set_to_cap_if_null(ops, setprocattr);
1006         set_to_cap_if_null(ops, secid_to_secctx);
1007         set_to_cap_if_null(ops, secctx_to_secid);
1008         set_to_cap_if_null(ops, release_secctx);
1009         set_to_cap_if_null(ops, inode_notifysecctx);
1010         set_to_cap_if_null(ops, inode_setsecctx);
1011         set_to_cap_if_null(ops, inode_getsecctx);
1012 #ifdef CONFIG_SECURITY_NETWORK
1013         set_to_cap_if_null(ops, unix_stream_connect);
1014         set_to_cap_if_null(ops, unix_may_send);
1015         set_to_cap_if_null(ops, socket_create);
1016         set_to_cap_if_null(ops, socket_post_create);
1017         set_to_cap_if_null(ops, socket_bind);
1018         set_to_cap_if_null(ops, socket_connect);
1019         set_to_cap_if_null(ops, socket_listen);
1020         set_to_cap_if_null(ops, socket_accept);
1021         set_to_cap_if_null(ops, socket_sendmsg);
1022         set_to_cap_if_null(ops, socket_recvmsg);
1023         set_to_cap_if_null(ops, socket_getsockname);
1024         set_to_cap_if_null(ops, socket_getpeername);
1025         set_to_cap_if_null(ops, socket_setsockopt);
1026         set_to_cap_if_null(ops, socket_getsockopt);
1027         set_to_cap_if_null(ops, socket_shutdown);
1028         set_to_cap_if_null(ops, socket_sock_rcv_skb);
1029         set_to_cap_if_null(ops, socket_getpeersec_stream);
1030         set_to_cap_if_null(ops, socket_getpeersec_dgram);
1031         set_to_cap_if_null(ops, sk_alloc_security);
1032         set_to_cap_if_null(ops, sk_free_security);
1033         set_to_cap_if_null(ops, sk_clone_security);
1034         set_to_cap_if_null(ops, sk_getsecid);
1035         set_to_cap_if_null(ops, sock_graft);
1036         set_to_cap_if_null(ops, inet_conn_request);
1037         set_to_cap_if_null(ops, inet_csk_clone);
1038         set_to_cap_if_null(ops, inet_conn_established);
1039         set_to_cap_if_null(ops, secmark_relabel_packet);
1040         set_to_cap_if_null(ops, secmark_refcount_inc);
1041         set_to_cap_if_null(ops, secmark_refcount_dec);
1042         set_to_cap_if_null(ops, req_classify_flow);
1043         set_to_cap_if_null(ops, tun_dev_create);
1044         set_to_cap_if_null(ops, tun_dev_post_create);
1045         set_to_cap_if_null(ops, tun_dev_attach);
1046 #endif  /* CONFIG_SECURITY_NETWORK */
1047 #ifdef CONFIG_SECURITY_NETWORK_XFRM
1048         set_to_cap_if_null(ops, xfrm_policy_alloc_security);
1049         set_to_cap_if_null(ops, xfrm_policy_clone_security);
1050         set_to_cap_if_null(ops, xfrm_policy_free_security);
1051         set_to_cap_if_null(ops, xfrm_policy_delete_security);
1052         set_to_cap_if_null(ops, xfrm_state_alloc_security);
1053         set_to_cap_if_null(ops, xfrm_state_free_security);
1054         set_to_cap_if_null(ops, xfrm_state_delete_security);
1055         set_to_cap_if_null(ops, xfrm_policy_lookup);
1056         set_to_cap_if_null(ops, xfrm_state_pol_flow_match);
1057         set_to_cap_if_null(ops, xfrm_decode_session);
1058 #endif  /* CONFIG_SECURITY_NETWORK_XFRM */
1059 #ifdef CONFIG_KEYS
1060         set_to_cap_if_null(ops, key_alloc);
1061         set_to_cap_if_null(ops, key_free);
1062         set_to_cap_if_null(ops, key_permission);
1063         set_to_cap_if_null(ops, key_getsecurity);
1064 #endif  /* CONFIG_KEYS */
1065 #ifdef CONFIG_AUDIT
1066         set_to_cap_if_null(ops, audit_rule_init);
1067         set_to_cap_if_null(ops, audit_rule_known);
1068         set_to_cap_if_null(ops, audit_rule_match);
1069         set_to_cap_if_null(ops, audit_rule_free);
1070 #endif
1071 }