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_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                                    char **name, void **value, size_t *len)
 122 {
 123         return -EOPNOTSUPP;
 124 }
 125
 126 static int cap_inode_create(struct inode *inode, struct dentry *dentry,
 127                             int mask)
 128 {
 129         return 0;
 130 }
 131
 132 static int cap_inode_link(struct dentry *old_dentry, struct inode *inode,
 133                           struct dentry *new_dentry)
 134 {
 135         return 0;
 136 }
 137
 138 static int cap_inode_unlink(struct inode *inode, struct dentry *dentry)
 139 {
 140         return 0;
 141 }
 142
 143 static int cap_inode_symlink(struct inode *inode, struct dentry *dentry,
 144                              const char *name)
 145 {
 146         return 0;
 147 }
 148
 149 static int cap_inode_mkdir(struct inode *inode, struct dentry *dentry,
 150                            int mask)
 151 {
 152         return 0;
 153 }
 154
 155 static int cap_inode_rmdir(struct inode *inode, struct dentry *dentry)
 156 {
 157         return 0;
 158 }
 159
 160 static int cap_inode_mknod(struct inode *inode, struct dentry *dentry,
 161                            int mode, dev_t dev)
 162 {
 163         return 0;
 164 }
 165
 166 static int cap_inode_rename(struct inode *old_inode, struct dentry *old_dentry,
 167                             struct inode *new_inode, struct dentry *new_dentry)
 168 {
 169         return 0;
 170 }
 171
 172 static int cap_inode_readlink(struct dentry *dentry)
 173 {
 174         return 0;
 175 }
 176
 177 static int cap_inode_follow_link(struct dentry *dentry,
 178                                  struct nameidata *nameidata)
 179 {
 180         return 0;
 181 }
 182
 183 static int cap_inode_permission(struct inode *inode, int mask)
 184 {
 185         return 0;
 186 }
 187
 188 static int cap_inode_setattr(struct dentry *dentry, struct iattr *iattr)
 189 {
 190         return 0;
 191 }
 192
 193 static int cap_inode_getattr(struct vfsmount *mnt, struct dentry *dentry)
 194 {
 195         return 0;
 196 }
 197
 198 static void cap_inode_post_setxattr(struct dentry *dentry, const char *name,
 199                                     const void *value, size_t size, int flags)
 200 {
 201 }
 202
 203 static int cap_inode_getxattr(struct dentry *dentry, const char *name)
 204 {
 205         return 0;
 206 }
 207
 208 static int cap_inode_listxattr(struct dentry *dentry)
 209 {
 210         return 0;
 211 }
 212
 213 static int cap_inode_getsecurity(const struct inode *inode, const char *name,
 214                                  void **buffer, bool alloc)
 215 {
 216         return -EOPNOTSUPP;
 217 }
 218
 219 static int cap_inode_setsecurity(struct inode *inode, const char *name,
 220                                  const void *value, size_t size, int flags)
 221 {
 222         return -EOPNOTSUPP;
 223 }
 224
 225 static int cap_inode_listsecurity(struct inode *inode, char *buffer,
 226                                   size_t buffer_size)
 227 {
 228         return 0;
 229 }
 230
 231 static void cap_inode_getsecid(const struct inode *inode, u32 *secid)
 232 {
 233         *secid = 0;
 234 }
 235
 236 #ifdef CONFIG_SECURITY_PATH
 237 static int cap_path_mknod(struct path *dir, struct dentry *dentry, int mode,
 238                           unsigned int dev)
 239 {
 240         return 0;
 241 }
 242
 243 static int cap_path_mkdir(struct path *dir, struct dentry *dentry, int mode)
 244 {
 245         return 0;
 246 }
 247
 248 static int cap_path_rmdir(struct path *dir, struct dentry *dentry)
 249 {
 250         return 0;
 251 }
 252
 253 static int cap_path_unlink(struct path *dir, struct dentry *dentry)
 254 {
 255         return 0;
 256 }
 257
 258 static int cap_path_symlink(struct path *dir, struct dentry *dentry,
 259                             const char *old_name)
 260 {
 261         return 0;
 262 }
 263
 264 static int cap_path_link(struct dentry *old_dentry, struct path *new_dir,
 265                          struct dentry *new_dentry)
 266 {
 267         return 0;
 268 }
 269
 270 static int cap_path_rename(struct path *old_path, struct dentry *old_dentry,
 271                            struct path *new_path, struct dentry *new_dentry)
 272 {
 273         return 0;
 274 }
 275
 276 static int cap_path_truncate(struct path *path, loff_t length,
 277                              unsigned int time_attrs)
 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_setgid(gid_t id0, gid_t id1, gid_t id2, int flags)
 396 {
 397         return 0;
 398 }
 399
 400 static int cap_task_setpgid(struct task_struct *p, pid_t pgid)
 401 {
 402         return 0;
 403 }
 404
 405 static int cap_task_getpgid(struct task_struct *p)
 406 {
 407         return 0;
 408 }
 409
 410 static int cap_task_getsid(struct task_struct *p)
 411 {
 412         return 0;
 413 }
 414
 415 static void cap_task_getsecid(struct task_struct *p, u32 *secid)
 416 {
 417         *secid = 0;
 418 }
 419
 420 static int cap_task_setgroups(struct group_info *group_info)
 421 {
 422         return 0;
 423 }
 424
 425 static int cap_task_getioprio(struct task_struct *p)
 426 {
 427         return 0;
 428 }
 429
 430 static int cap_task_setrlimit(unsigned int resource, struct rlimit *new_rlim)
 431 {
 432         return 0;
 433 }
 434
 435 static int cap_task_getscheduler(struct task_struct *p)
 436 {
 437         return 0;
 438 }
 439
 440 static int cap_task_movememory(struct task_struct *p)
 441 {
 442         return 0;
 443 }
 444
 445 static int cap_task_wait(struct task_struct *p)
 446 {
 447         return 0;
 448 }
 449
 450 static int cap_task_kill(struct task_struct *p, struct siginfo *info,
 451                          int sig, u32 secid)
 452 {
 453         return 0;
 454 }
 455
 456 static void cap_task_to_inode(struct task_struct *p, struct inode *inode)
 457 {
 458 }
 459
 460 static int cap_ipc_permission(struct kern_ipc_perm *ipcp, short flag)
 461 {
 462         return 0;
 463 }
 464
 465 static void cap_ipc_getsecid(struct kern_ipc_perm *ipcp, u32 *secid)
 466 {
 467         *secid = 0;
 468 }
 469
 470 static int cap_msg_msg_alloc_security(struct msg_msg *msg)
 471 {
 472         return 0;
 473 }
 474
 475 static void cap_msg_msg_free_security(struct msg_msg *msg)
 476 {
 477 }
 478
 479 static int cap_msg_queue_alloc_security(struct msg_queue *msq)
 480 {
 481         return 0;
 482 }
 483
 484 static void cap_msg_queue_free_security(struct msg_queue *msq)
 485 {
 486 }
 487
 488 static int cap_msg_queue_associate(struct msg_queue *msq, int msqflg)
 489 {
 490         return 0;
 491 }
 492
 493 static int cap_msg_queue_msgctl(struct msg_queue *msq, int cmd)
 494 {
 495         return 0;
 496 }
 497
 498 static int cap_msg_queue_msgsnd(struct msg_queue *msq, struct msg_msg *msg,
 499                                 int msgflg)
 500 {
 501         return 0;
 502 }
 503
 504 static int cap_msg_queue_msgrcv(struct msg_queue *msq, struct msg_msg *msg,
 505                                 struct task_struct *target, long type, int mode)
 506 {
 507         return 0;
 508 }
 509
 510 static int cap_shm_alloc_security(struct shmid_kernel *shp)
 511 {
 512         return 0;
 513 }
 514
 515 static void cap_shm_free_security(struct shmid_kernel *shp)
 516 {
 517 }
 518
 519 static int cap_shm_associate(struct shmid_kernel *shp, int shmflg)
 520 {
 521         return 0;
 522 }
 523
 524 static int cap_shm_shmctl(struct shmid_kernel *shp, int cmd)
 525 {
 526         return 0;
 527 }
 528
 529 static int cap_shm_shmat(struct shmid_kernel *shp, char __user *shmaddr,
 530                          int shmflg)
 531 {
 532         return 0;
 533 }
 534
 535 static int cap_sem_alloc_security(struct sem_array *sma)
 536 {
 537         return 0;
 538 }
 539
 540 static void cap_sem_free_security(struct sem_array *sma)
 541 {
 542 }
 543
 544 static int cap_sem_associate(struct sem_array *sma, int semflg)
 545 {
 546         return 0;
 547 }
 548
 549 static int cap_sem_semctl(struct sem_array *sma, int cmd)
 550 {
 551         return 0;
 552 }
 553
 554 static int cap_sem_semop(struct sem_array *sma, struct sembuf *sops,
 555                          unsigned nsops, int alter)
 556 {
 557         return 0;
 558 }
 559
 560 #ifdef CONFIG_SECURITY_NETWORK
 561 static int cap_unix_stream_connect(struct socket *sock, struct socket *other,
 562                                    struct sock *newsk)
 563 {
 564         return 0;
 565 }
 566
 567 static int cap_unix_may_send(struct socket *sock, struct socket *other)
 568 {
 569         return 0;
 570 }
 571
 572 static int cap_socket_create(int family, int type, int protocol, int kern)
 573 {
 574         return 0;
 575 }
 576
 577 static int cap_socket_post_create(struct socket *sock, int family, int type,
 578                                   int protocol, int kern)
 579 {
 580         return 0;
 581 }
 582
 583 static int cap_socket_bind(struct socket *sock, struct sockaddr *address,
 584                            int addrlen)
 585 {
 586         return 0;
 587 }
 588
 589 static int cap_socket_connect(struct socket *sock, struct sockaddr *address,
 590                               int addrlen)
 591 {
 592         return 0;
 593 }
 594
 595 static int cap_socket_listen(struct socket *sock, int backlog)
 596 {
 597         return 0;
 598 }
 599
 600 static int cap_socket_accept(struct socket *sock, struct socket *newsock)
 601 {
 602         return 0;
 603 }
 604
 605 static int cap_socket_sendmsg(struct socket *sock, struct msghdr *msg, int size)
 606 {
 607         return 0;
 608 }
 609
 610 static int cap_socket_recvmsg(struct socket *sock, struct msghdr *msg,
 611                               int size, int flags)
 612 {
 613         return 0;
 614 }
 615
 616 static int cap_socket_getsockname(struct socket *sock)
 617 {
 618         return 0;
 619 }
 620
 621 static int cap_socket_getpeername(struct socket *sock)
 622 {
 623         return 0;
 624 }
 625
 626 static int cap_socket_setsockopt(struct socket *sock, int level, int optname)
 627 {
 628         return 0;
 629 }
 630
 631 static int cap_socket_getsockopt(struct socket *sock, int level, int optname)
 632 {
 633         return 0;
 634 }
 635
 636 static int cap_socket_shutdown(struct socket *sock, int how)
 637 {
 638         return 0;
 639 }
 640
 641 static int cap_socket_sock_rcv_skb(struct sock *sk, struct sk_buff *skb)
 642 {
 643         return 0;
 644 }
 645
 646 static int cap_socket_getpeersec_stream(struct socket *sock,
 647                                         char __user *optval,
 648                                         int __user *optlen, unsigned len)
 649 {
 650         return -ENOPROTOOPT;
 651 }
 652
 653 static int cap_socket_getpeersec_dgram(struct socket *sock,
 654                                        struct sk_buff *skb, u32 *secid)
 655 {
 656         return -ENOPROTOOPT;
 657 }
 658
 659 static int cap_sk_alloc_security(struct sock *sk, int family, gfp_t priority)
 660 {
 661         return 0;
 662 }
 663
 664 static void cap_sk_free_security(struct sock *sk)
 665 {
 666 }
 667
 668 static void cap_sk_clone_security(const struct sock *sk, struct sock *newsk)
 669 {
 670 }
 671
 672 static void cap_sk_getsecid(struct sock *sk, u32 *secid)
 673 {
 674 }
 675
 676 static void cap_sock_graft(struct sock *sk, struct socket *parent)
 677 {
 678 }
 679
 680 static int cap_inet_conn_request(struct sock *sk, struct sk_buff *skb,
 681                                  struct request_sock *req)
 682 {
 683         return 0;
 684 }
 685
 686 static void cap_inet_csk_clone(struct sock *newsk,
 687                                const struct request_sock *req)
 688 {
 689 }
 690
 691 static void cap_inet_conn_established(struct sock *sk, struct sk_buff *skb)
 692 {
 693 }
 694
 695
 696
 697 static void cap_req_classify_flow(const struct request_sock *req,
 698                                   struct flowi *fl)
 699 {
 700 }
 701
 702 static int cap_tun_dev_create(void)
 703 {
 704         return 0;
 705 }
 706
 707 static void cap_tun_dev_post_create(struct sock *sk)
 708 {
 709 }
 710
 711 static int cap_tun_dev_attach(struct sock *sk)
 712 {
 713         return 0;
 714 }
 715 #endif  /* CONFIG_SECURITY_NETWORK */
 716
 717 #ifdef CONFIG_SECURITY_NETWORK_XFRM
 718 static int cap_xfrm_policy_alloc_security(struct xfrm_sec_ctx **ctxp,
 719                                           struct xfrm_user_sec_ctx *sec_ctx)
 720 {
 721         return 0;
 722 }
 723
 724 static int cap_xfrm_policy_clone_security(struct xfrm_sec_ctx *old_ctx,
 725                                           struct xfrm_sec_ctx **new_ctxp)
 726 {
 727         return 0;
 728 }
 729
 730 static void cap_xfrm_policy_free_security(struct xfrm_sec_ctx *ctx)
 731 {
 732 }
 733
 734 static int cap_xfrm_policy_delete_security(struct xfrm_sec_ctx *ctx)
 735 {
 736         return 0;
 737 }
 738
 739 static int cap_xfrm_state_alloc_security(struct xfrm_state *x,
 740                                          struct xfrm_user_sec_ctx *sec_ctx,
 741                                          u32 secid)
 742 {
 743         return 0;
 744 }
 745
 746 static void cap_xfrm_state_free_security(struct xfrm_state *x)
 747 {
 748 }
 749
 750 static int cap_xfrm_state_delete_security(struct xfrm_state *x)
 751 {
 752         return 0;
 753 }
 754
 755 static int cap_xfrm_policy_lookup(struct xfrm_sec_ctx *ctx, u32 sk_sid, u8 dir)
 756 {
 757         return 0;
 758 }
 759
 760 static int cap_xfrm_state_pol_flow_match(struct xfrm_state *x,
 761                                          struct xfrm_policy *xp,
 762                                          struct flowi *fl)
 763 {
 764         return 1;
 765 }
 766
 767 static int cap_xfrm_decode_session(struct sk_buff *skb, u32 *fl, int ckall)
 768 {
 769         return 0;
 770 }
 771
 772 #endif /* CONFIG_SECURITY_NETWORK_XFRM */
 773 static void cap_d_instantiate(struct dentry *dentry, struct inode *inode)
 774 {
 775 }
 776
 777 static int cap_getprocattr(struct task_struct *p, char *name, char **value)
 778 {
 779         return -EINVAL;
 780 }
 781
 782 static int cap_setprocattr(struct task_struct *p, char *name, void *value,
 783                            size_t size)
 784 {
 785         return -EINVAL;
 786 }
 787
 788 static int cap_secid_to_secctx(u32 secid, char **secdata, u32 *seclen)
 789 {
 790         return -EOPNOTSUPP;
 791 }
 792
 793 static int cap_secctx_to_secid(const char *secdata, u32 seclen, u32 *secid)
 794 {
 795         return -EOPNOTSUPP;
 796 }
 797
 798 static void cap_release_secctx(char *secdata, u32 seclen)
 799 {
 800 }
 801
 802 static int cap_inode_notifysecctx(struct inode *inode, void *ctx, u32 ctxlen)
 803 {
 804         return 0;
 805 }
 806
 807 static int cap_inode_setsecctx(struct dentry *dentry, void *ctx, u32 ctxlen)
 808 {
 809         return 0;
 810 }
 811
 812 static int cap_inode_getsecctx(struct inode *inode, void **ctx, u32 *ctxlen)
 813 {
 814         return 0;
 815 }
 816 #ifdef CONFIG_KEYS
 817 static int cap_key_alloc(struct key *key, const struct cred *cred,
 818                          unsigned long flags)
 819 {
 820         return 0;
 821 }
 822
 823 static void cap_key_free(struct key *key)
 824 {
 825 }
 826
 827 static int cap_key_permission(key_ref_t key_ref, const struct cred *cred,
 828                               key_perm_t perm)
 829 {
 830         return 0;
 831 }
 832
 833 static int cap_key_getsecurity(struct key *key, char **_buffer)
 834 {
 835         *_buffer = NULL;
 836         return 0;
 837 }
 838
 839 static int cap_key_session_to_parent(const struct cred *cred,
 840                                      const struct cred *parent_cred,
 841                                      struct key *key)
 842 {
 843         return 0;
 844 }
 845
 846 #endif /* CONFIG_KEYS */
 847
 848 #ifdef CONFIG_AUDIT
 849 static int cap_audit_rule_init(u32 field, u32 op, char *rulestr, void **lsmrule)
 850 {
 851         return 0;
 852 }
 853
 854 static int cap_audit_rule_known(struct audit_krule *krule)
 855 {
 856         return 0;
 857 }
 858
 859 static int cap_audit_rule_match(u32 secid, u32 field, u32 op, void *lsmrule,
 860                                 struct audit_context *actx)
 861 {
 862         return 0;
 863 }
 864
 865 static void cap_audit_rule_free(void *lsmrule)
 866 {
 867 }
 868 #endif /* CONFIG_AUDIT */
 869
 870 #define set_to_cap_if_null(ops, function)                               \
 871         do {                                                            \
 872                 if (!ops->function) {                                   \
 873                         ops->function = cap_##function;                 \
 874                         pr_debug("Had to override the " #function       \
 875                                  " security operation with the default.\n");\
 876                         }                                               \
 877         } while (0)
 878
 879 void security_fixup_ops(struct security_operations *ops)
 880 {
 881         set_to_cap_if_null(ops, ptrace_access_check);
 882         set_to_cap_if_null(ops, ptrace_traceme);
 883         set_to_cap_if_null(ops, capget);
 884         set_to_cap_if_null(ops, capset);
 885         set_to_cap_if_null(ops, acct);
 886         set_to_cap_if_null(ops, capable);
 887         set_to_cap_if_null(ops, quotactl);
 888         set_to_cap_if_null(ops, quota_on);
 889         set_to_cap_if_null(ops, sysctl);
 890         set_to_cap_if_null(ops, syslog);
 891         set_to_cap_if_null(ops, settime);
 892         set_to_cap_if_null(ops, vm_enough_memory);
 893         set_to_cap_if_null(ops, bprm_set_creds);
 894         set_to_cap_if_null(ops, bprm_committing_creds);
 895         set_to_cap_if_null(ops, bprm_committed_creds);
 896         set_to_cap_if_null(ops, bprm_check_security);
 897         set_to_cap_if_null(ops, bprm_secureexec);
 898         set_to_cap_if_null(ops, sb_alloc_security);
 899         set_to_cap_if_null(ops, sb_free_security);
 900         set_to_cap_if_null(ops, sb_copy_data);
 901         set_to_cap_if_null(ops, sb_kern_mount);
 902         set_to_cap_if_null(ops, sb_show_options);
 903         set_to_cap_if_null(ops, sb_statfs);
 904         set_to_cap_if_null(ops, sb_mount);
 905         set_to_cap_if_null(ops, sb_umount);
 906         set_to_cap_if_null(ops, sb_pivotroot);
 907         set_to_cap_if_null(ops, sb_set_mnt_opts);
 908         set_to_cap_if_null(ops, sb_clone_mnt_opts);
 909         set_to_cap_if_null(ops, sb_parse_opts_str);
 910         set_to_cap_if_null(ops, inode_alloc_security);
 911         set_to_cap_if_null(ops, inode_free_security);
 912         set_to_cap_if_null(ops, inode_init_security);
 913         set_to_cap_if_null(ops, inode_create);
 914         set_to_cap_if_null(ops, inode_link);
 915         set_to_cap_if_null(ops, inode_unlink);
 916         set_to_cap_if_null(ops, inode_symlink);
 917         set_to_cap_if_null(ops, inode_mkdir);
 918         set_to_cap_if_null(ops, inode_rmdir);
 919         set_to_cap_if_null(ops, inode_mknod);
 920         set_to_cap_if_null(ops, inode_rename);
 921         set_to_cap_if_null(ops, inode_readlink);
 922         set_to_cap_if_null(ops, inode_follow_link);
 923         set_to_cap_if_null(ops, inode_permission);
 924         set_to_cap_if_null(ops, inode_setattr);
 925         set_to_cap_if_null(ops, inode_getattr);
 926         set_to_cap_if_null(ops, inode_setxattr);
 927         set_to_cap_if_null(ops, inode_post_setxattr);
 928         set_to_cap_if_null(ops, inode_getxattr);
 929         set_to_cap_if_null(ops, inode_listxattr);
 930         set_to_cap_if_null(ops, inode_removexattr);
 931         set_to_cap_if_null(ops, inode_need_killpriv);
 932         set_to_cap_if_null(ops, inode_killpriv);
 933         set_to_cap_if_null(ops, inode_getsecurity);
 934         set_to_cap_if_null(ops, inode_setsecurity);
 935         set_to_cap_if_null(ops, inode_listsecurity);
 936         set_to_cap_if_null(ops, inode_getsecid);
 937 #ifdef CONFIG_SECURITY_PATH
 938         set_to_cap_if_null(ops, path_mknod);
 939         set_to_cap_if_null(ops, path_mkdir);
 940         set_to_cap_if_null(ops, path_rmdir);
 941         set_to_cap_if_null(ops, path_unlink);
 942         set_to_cap_if_null(ops, path_symlink);
 943         set_to_cap_if_null(ops, path_link);
 944         set_to_cap_if_null(ops, path_rename);
 945         set_to_cap_if_null(ops, path_truncate);
 946         set_to_cap_if_null(ops, path_chmod);
 947         set_to_cap_if_null(ops, path_chown);
 948         set_to_cap_if_null(ops, path_chroot);
 949 #endif
 950         set_to_cap_if_null(ops, file_permission);
 951         set_to_cap_if_null(ops, file_alloc_security);
 952         set_to_cap_if_null(ops, file_free_security);
 953         set_to_cap_if_null(ops, file_ioctl);
 954         set_to_cap_if_null(ops, file_mmap);
 955         set_to_cap_if_null(ops, file_mprotect);
 956         set_to_cap_if_null(ops, file_lock);
 957         set_to_cap_if_null(ops, file_fcntl);
 958         set_to_cap_if_null(ops, file_set_fowner);
 959         set_to_cap_if_null(ops, file_send_sigiotask);
 960         set_to_cap_if_null(ops, file_receive);
 961         set_to_cap_if_null(ops, dentry_open);
 962         set_to_cap_if_null(ops, task_create);
 963         set_to_cap_if_null(ops, cred_alloc_blank);
 964         set_to_cap_if_null(ops, cred_free);
 965         set_to_cap_if_null(ops, cred_prepare);
 966         set_to_cap_if_null(ops, cred_transfer);
 967         set_to_cap_if_null(ops, kernel_act_as);
 968         set_to_cap_if_null(ops, kernel_create_files_as);
 969         set_to_cap_if_null(ops, kernel_module_request);
 970         set_to_cap_if_null(ops, task_fix_setuid);
 971         set_to_cap_if_null(ops, task_setgid);
 972         set_to_cap_if_null(ops, task_setpgid);
 973         set_to_cap_if_null(ops, task_getpgid);
 974         set_to_cap_if_null(ops, task_getsid);
 975         set_to_cap_if_null(ops, task_getsecid);
 976         set_to_cap_if_null(ops, task_setgroups);
 977         set_to_cap_if_null(ops, task_setnice);
 978         set_to_cap_if_null(ops, task_setioprio);
 979         set_to_cap_if_null(ops, task_getioprio);
 980         set_to_cap_if_null(ops, task_setrlimit);
 981         set_to_cap_if_null(ops, task_setscheduler);
 982         set_to_cap_if_null(ops, task_getscheduler);
 983         set_to_cap_if_null(ops, task_movememory);
 984         set_to_cap_if_null(ops, task_wait);
 985         set_to_cap_if_null(ops, task_kill);
 986         set_to_cap_if_null(ops, task_prctl);
 987         set_to_cap_if_null(ops, task_to_inode);
 988         set_to_cap_if_null(ops, ipc_permission);
 989         set_to_cap_if_null(ops, ipc_getsecid);
 990         set_to_cap_if_null(ops, msg_msg_alloc_security);
 991         set_to_cap_if_null(ops, msg_msg_free_security);
 992         set_to_cap_if_null(ops, msg_queue_alloc_security);
 993         set_to_cap_if_null(ops, msg_queue_free_security);
 994         set_to_cap_if_null(ops, msg_queue_associate);
 995         set_to_cap_if_null(ops, msg_queue_msgctl);
 996         set_to_cap_if_null(ops, msg_queue_msgsnd);
 997         set_to_cap_if_null(ops, msg_queue_msgrcv);
 998         set_to_cap_if_null(ops, shm_alloc_security);
 999         set_to_cap_if_null(ops, shm_free_security);
1000         set_to_cap_if_null(ops, shm_associate);
1001         set_to_cap_if_null(ops, shm_shmctl);
1002         set_to_cap_if_null(ops, shm_shmat);
1003         set_to_cap_if_null(ops, sem_alloc_security);
1004         set_to_cap_if_null(ops, sem_free_security);
1005         set_to_cap_if_null(ops, sem_associate);
1006         set_to_cap_if_null(ops, sem_semctl);
1007         set_to_cap_if_null(ops, sem_semop);
1008         set_to_cap_if_null(ops, netlink_send);
1009         set_to_cap_if_null(ops, netlink_recv);
1010         set_to_cap_if_null(ops, d_instantiate);
1011         set_to_cap_if_null(ops, getprocattr);
1012         set_to_cap_if_null(ops, setprocattr);
1013         set_to_cap_if_null(ops, secid_to_secctx);
1014         set_to_cap_if_null(ops, secctx_to_secid);
1015         set_to_cap_if_null(ops, release_secctx);
1016         set_to_cap_if_null(ops, inode_notifysecctx);
1017         set_to_cap_if_null(ops, inode_setsecctx);
1018         set_to_cap_if_null(ops, inode_getsecctx);
1019 #ifdef CONFIG_SECURITY_NETWORK
1020         set_to_cap_if_null(ops, unix_stream_connect);
1021         set_to_cap_if_null(ops, unix_may_send);
1022         set_to_cap_if_null(ops, socket_create);
1023         set_to_cap_if_null(ops, socket_post_create);
1024         set_to_cap_if_null(ops, socket_bind);
1025         set_to_cap_if_null(ops, socket_connect);
1026         set_to_cap_if_null(ops, socket_listen);
1027         set_to_cap_if_null(ops, socket_accept);
1028         set_to_cap_if_null(ops, socket_sendmsg);
1029         set_to_cap_if_null(ops, socket_recvmsg);
1030         set_to_cap_if_null(ops, socket_getsockname);
1031         set_to_cap_if_null(ops, socket_getpeername);
1032         set_to_cap_if_null(ops, socket_setsockopt);
1033         set_to_cap_if_null(ops, socket_getsockopt);
1034         set_to_cap_if_null(ops, socket_shutdown);
1035         set_to_cap_if_null(ops, socket_sock_rcv_skb);
1036         set_to_cap_if_null(ops, socket_getpeersec_stream);
1037         set_to_cap_if_null(ops, socket_getpeersec_dgram);
1038         set_to_cap_if_null(ops, sk_alloc_security);
1039         set_to_cap_if_null(ops, sk_free_security);
1040         set_to_cap_if_null(ops, sk_clone_security);
1041         set_to_cap_if_null(ops, sk_getsecid);
1042         set_to_cap_if_null(ops, sock_graft);
1043         set_to_cap_if_null(ops, inet_conn_request);
1044         set_to_cap_if_null(ops, inet_csk_clone);
1045         set_to_cap_if_null(ops, inet_conn_established);
1046         set_to_cap_if_null(ops, req_classify_flow);
1047         set_to_cap_if_null(ops, tun_dev_create);
1048         set_to_cap_if_null(ops, tun_dev_post_create);
1049         set_to_cap_if_null(ops, tun_dev_attach);
1050 #endif  /* CONFIG_SECURITY_NETWORK */
1051 #ifdef CONFIG_SECURITY_NETWORK_XFRM
1052         set_to_cap_if_null(ops, xfrm_policy_alloc_security);
1053         set_to_cap_if_null(ops, xfrm_policy_clone_security);
1054         set_to_cap_if_null(ops, xfrm_policy_free_security);
1055         set_to_cap_if_null(ops, xfrm_policy_delete_security);
1056         set_to_cap_if_null(ops, xfrm_state_alloc_security);
1057         set_to_cap_if_null(ops, xfrm_state_free_security);
1058         set_to_cap_if_null(ops, xfrm_state_delete_security);
1059         set_to_cap_if_null(ops, xfrm_policy_lookup);
1060         set_to_cap_if_null(ops, xfrm_state_pol_flow_match);
1061         set_to_cap_if_null(ops, xfrm_decode_session);
1062 #endif  /* CONFIG_SECURITY_NETWORK_XFRM */
1063 #ifdef CONFIG_KEYS
1064         set_to_cap_if_null(ops, key_alloc);
1065         set_to_cap_if_null(ops, key_free);
1066         set_to_cap_if_null(ops, key_permission);
1067         set_to_cap_if_null(ops, key_getsecurity);
1068         set_to_cap_if_null(ops, key_session_to_parent);
1069 #endif  /* CONFIG_KEYS */
1070 #ifdef CONFIG_AUDIT
1071         set_to_cap_if_null(ops, audit_rule_init);
1072         set_to_cap_if_null(ops, audit_rule_known);
1073         set_to_cap_if_null(ops, audit_rule_match);
1074         set_to_cap_if_null(ops, audit_rule_free);
1075 #endif
1076 }