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_sysctl(ctl_table *table, int op)
  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_kern_mount(struct super_block *sb, int flags, void *data)
  58 {
  59         return 0;
  60 }
  61
  62 static int cap_sb_show_options(struct seq_file *m, struct super_block *sb)
  63 {
  64         return 0;
  65 }
  66
  67 static int cap_sb_statfs(struct dentry *dentry)
  68 {
  69         return 0;
  70 }
  71
  72 static int cap_sb_mount(char *dev_name, struct path *path, char *type,
  73                         unsigned long flags, void *data)
  74 {
  75         return 0;
  76 }
  77
  78 static int cap_sb_umount(struct vfsmount *mnt, int flags)
  79 {
  80         return 0;
  81 }
  82
  83 static int cap_sb_pivotroot(struct path *old_path, struct path *new_path)
  84 {
  85         return 0;
  86 }
  87
  88 static int cap_sb_set_mnt_opts(struct super_block *sb,
  89                                struct security_mnt_opts *opts)
  90 {
  91         if (unlikely(opts->num_mnt_opts))
  92                 return -EOPNOTSUPP;
  93         return 0;
  94 }
  95
  96 static void cap_sb_clone_mnt_opts(const struct super_block *oldsb,
  97                                   struct super_block *newsb)
  98 {
  99 }
 100
 101 static int cap_sb_parse_opts_str(char *options, struct security_mnt_opts *opts)
 102 {
 103         return 0;
 104 }
 105
 106 static int cap_inode_alloc_security(struct inode *inode)
 107 {
 108         return 0;
 109 }
 110
 111 static void cap_inode_free_security(struct inode *inode)
 112 {
 113 }
 114
 115 static int cap_inode_init_security(struct inode *inode, struct inode *dir,
 116                                    char **name, void **value, size_t *len)
 117 {
 118         return -EOPNOTSUPP;
 119 }
 120
 121 static int cap_inode_create(struct inode *inode, struct dentry *dentry,
 122                             int mask)
 123 {
 124         return 0;
 125 }
 126
 127 static int cap_inode_link(struct dentry *old_dentry, struct inode *inode,
 128                           struct dentry *new_dentry)
 129 {
 130         return 0;
 131 }
 132
 133 static int cap_inode_unlink(struct inode *inode, struct dentry *dentry)
 134 {
 135         return 0;
 136 }
 137
 138 static int cap_inode_symlink(struct inode *inode, struct dentry *dentry,
 139                              const char *name)
 140 {
 141         return 0;
 142 }
 143
 144 static int cap_inode_mkdir(struct inode *inode, struct dentry *dentry,
 145                            int mask)
 146 {
 147         return 0;
 148 }
 149
 150 static int cap_inode_rmdir(struct inode *inode, struct dentry *dentry)
 151 {
 152         return 0;
 153 }
 154
 155 static int cap_inode_mknod(struct inode *inode, struct dentry *dentry,
 156                            int mode, dev_t dev)
 157 {
 158         return 0;
 159 }
 160
 161 static int cap_inode_rename(struct inode *old_inode, struct dentry *old_dentry,
 162                             struct inode *new_inode, struct dentry *new_dentry)
 163 {
 164         return 0;
 165 }
 166
 167 static int cap_inode_readlink(struct dentry *dentry)
 168 {
 169         return 0;
 170 }
 171
 172 static int cap_inode_follow_link(struct dentry *dentry,
 173                                  struct nameidata *nameidata)
 174 {
 175         return 0;
 176 }
 177
 178 static int cap_inode_permission(struct inode *inode, int mask)
 179 {
 180         return 0;
 181 }
 182
 183 static int cap_inode_setattr(struct dentry *dentry, struct iattr *iattr)
 184 {
 185         return 0;
 186 }
 187
 188 static int cap_inode_getattr(struct vfsmount *mnt, struct dentry *dentry)
 189 {
 190         return 0;
 191 }
 192
 193 static void cap_inode_post_setxattr(struct dentry *dentry, const char *name,
 194                                     const void *value, size_t size, int flags)
 195 {
 196 }
 197
 198 static int cap_inode_getxattr(struct dentry *dentry, const char *name)
 199 {
 200         return 0;
 201 }
 202
 203 static int cap_inode_listxattr(struct dentry *dentry)
 204 {
 205         return 0;
 206 }
 207
 208 static int cap_inode_getsecurity(const struct inode *inode, const char *name,
 209                                  void **buffer, bool alloc)
 210 {
 211         return -EOPNOTSUPP;
 212 }
 213
 214 static int cap_inode_setsecurity(struct inode *inode, const char *name,
 215                                  const void *value, size_t size, int flags)
 216 {
 217         return -EOPNOTSUPP;
 218 }
 219
 220 static int cap_inode_listsecurity(struct inode *inode, char *buffer,
 221                                   size_t buffer_size)
 222 {
 223         return 0;
 224 }
 225
 226 static void cap_inode_getsecid(const struct inode *inode, u32 *secid)
 227 {
 228         *secid = 0;
 229 }
 230
 231 #ifdef CONFIG_SECURITY_PATH
 232 static int cap_path_mknod(struct path *dir, struct dentry *dentry, int mode,
 233                           unsigned int dev)
 234 {
 235         return 0;
 236 }
 237
 238 static int cap_path_mkdir(struct path *dir, struct dentry *dentry, int mode)
 239 {
 240         return 0;
 241 }
 242
 243 static int cap_path_rmdir(struct path *dir, struct dentry *dentry)
 244 {
 245         return 0;
 246 }
 247
 248 static int cap_path_unlink(struct path *dir, struct dentry *dentry)
 249 {
 250         return 0;
 251 }
 252
 253 static int cap_path_symlink(struct path *dir, struct dentry *dentry,
 254                             const char *old_name)
 255 {
 256         return 0;
 257 }
 258
 259 static int cap_path_link(struct dentry *old_dentry, struct path *new_dir,
 260                          struct dentry *new_dentry)
 261 {
 262         return 0;
 263 }
 264
 265 static int cap_path_rename(struct path *old_path, struct dentry *old_dentry,
 266                            struct path *new_path, struct dentry *new_dentry)
 267 {
 268         return 0;
 269 }
 270
 271 static int cap_path_truncate(struct path *path)
 272 {
 273         return 0;
 274 }
 275
 276 static int cap_path_chmod(struct dentry *dentry, struct vfsmount *mnt,
 277                           mode_t mode)
 278 {
 279         return 0;
 280 }
 281
 282 static int cap_path_chown(struct path *path, uid_t uid, gid_t gid)
 283 {
 284         return 0;
 285 }
 286
 287 static int cap_path_chroot(struct path *root)
 288 {
 289         return 0;
 290 }
 291 #endif
 292
 293 static int cap_file_permission(struct file *file, int mask)
 294 {
 295         return 0;
 296 }
 297
 298 static int cap_file_alloc_security(struct file *file)
 299 {
 300         return 0;
 301 }
 302
 303 static void cap_file_free_security(struct file *file)
 304 {
 305 }
 306
 307 static int cap_file_ioctl(struct file *file, unsigned int command,
 308                           unsigned long arg)
 309 {
 310         return 0;
 311 }
 312
 313 static int cap_file_mprotect(struct vm_area_struct *vma, unsigned long reqprot,
 314                              unsigned long prot)
 315 {
 316         return 0;
 317 }
 318
 319 static int cap_file_lock(struct file *file, unsigned int cmd)
 320 {
 321         return 0;
 322 }
 323
 324 static int cap_file_fcntl(struct file *file, unsigned int cmd,
 325                           unsigned long arg)
 326 {
 327         return 0;
 328 }
 329
 330 static int cap_file_set_fowner(struct file *file)
 331 {
 332         return 0;
 333 }
 334
 335 static int cap_file_send_sigiotask(struct task_struct *tsk,
 336                                    struct fown_struct *fown, int sig)
 337 {
 338         return 0;
 339 }
 340
 341 static int cap_file_receive(struct file *file)
 342 {
 343         return 0;
 344 }
 345
 346 static int cap_dentry_open(struct file *file, const struct cred *cred)
 347 {
 348         return 0;
 349 }
 350
 351 static int cap_task_create(unsigned long clone_flags)
 352 {
 353         return 0;
 354 }
 355
 356 static int cap_cred_alloc_blank(struct cred *cred, gfp_t gfp)
 357 {
 358         return 0;
 359 }
 360
 361 static void cap_cred_free(struct cred *cred)
 362 {
 363 }
 364
 365 static int cap_cred_prepare(struct cred *new, const struct cred *old, gfp_t gfp)
 366 {
 367         return 0;
 368 }
 369
 370 static void cap_cred_transfer(struct cred *new, const struct cred *old)
 371 {
 372 }
 373
 374 static int cap_kernel_act_as(struct cred *new, u32 secid)
 375 {
 376         return 0;
 377 }
 378
 379 static int cap_kernel_create_files_as(struct cred *new, struct inode *inode)
 380 {
 381         return 0;
 382 }
 383
 384 static int cap_kernel_module_request(char *kmod_name)
 385 {
 386         return 0;
 387 }
 388
 389 static int cap_task_setpgid(struct task_struct *p, pid_t pgid)
 390 {
 391         return 0;
 392 }
 393
 394 static int cap_task_getpgid(struct task_struct *p)
 395 {
 396         return 0;
 397 }
 398
 399 static int cap_task_getsid(struct task_struct *p)
 400 {
 401         return 0;
 402 }
 403
 404 static void cap_task_getsecid(struct task_struct *p, u32 *secid)
 405 {
 406         *secid = 0;
 407 }
 408
 409 static int cap_task_getioprio(struct task_struct *p)
 410 {
 411         return 0;
 412 }
 413
 414 static int cap_task_setrlimit(struct task_struct *p, unsigned int resource,
 415                 struct rlimit *new_rlim)
 416 {
 417         return 0;
 418 }
 419
 420 static int cap_task_getscheduler(struct task_struct *p)
 421 {
 422         return 0;
 423 }
 424
 425 static int cap_task_movememory(struct task_struct *p)
 426 {
 427         return 0;
 428 }
 429
 430 static int cap_task_wait(struct task_struct *p)
 431 {
 432         return 0;
 433 }
 434
 435 static int cap_task_kill(struct task_struct *p, struct siginfo *info,
 436                          int sig, u32 secid)
 437 {
 438         return 0;
 439 }
 440
 441 static void cap_task_to_inode(struct task_struct *p, struct inode *inode)
 442 {
 443 }
 444
 445 static int cap_ipc_permission(struct kern_ipc_perm *ipcp, short flag)
 446 {
 447         return 0;
 448 }
 449
 450 static void cap_ipc_getsecid(struct kern_ipc_perm *ipcp, u32 *secid)
 451 {
 452         *secid = 0;
 453 }
 454
 455 static int cap_msg_msg_alloc_security(struct msg_msg *msg)
 456 {
 457         return 0;
 458 }
 459
 460 static void cap_msg_msg_free_security(struct msg_msg *msg)
 461 {
 462 }
 463
 464 static int cap_msg_queue_alloc_security(struct msg_queue *msq)
 465 {
 466         return 0;
 467 }
 468
 469 static void cap_msg_queue_free_security(struct msg_queue *msq)
 470 {
 471 }
 472
 473 static int cap_msg_queue_associate(struct msg_queue *msq, int msqflg)
 474 {
 475         return 0;
 476 }
 477
 478 static int cap_msg_queue_msgctl(struct msg_queue *msq, int cmd)
 479 {
 480         return 0;
 481 }
 482
 483 static int cap_msg_queue_msgsnd(struct msg_queue *msq, struct msg_msg *msg,
 484                                 int msgflg)
 485 {
 486         return 0;
 487 }
 488
 489 static int cap_msg_queue_msgrcv(struct msg_queue *msq, struct msg_msg *msg,
 490                                 struct task_struct *target, long type, int mode)
 491 {
 492         return 0;
 493 }
 494
 495 static int cap_shm_alloc_security(struct shmid_kernel *shp)
 496 {
 497         return 0;
 498 }
 499
 500 static void cap_shm_free_security(struct shmid_kernel *shp)
 501 {
 502 }
 503
 504 static int cap_shm_associate(struct shmid_kernel *shp, int shmflg)
 505 {
 506         return 0;
 507 }
 508
 509 static int cap_shm_shmctl(struct shmid_kernel *shp, int cmd)
 510 {
 511         return 0;
 512 }
 513
 514 static int cap_shm_shmat(struct shmid_kernel *shp, char __user *shmaddr,
 515                          int shmflg)
 516 {
 517         return 0;
 518 }
 519
 520 static int cap_sem_alloc_security(struct sem_array *sma)
 521 {
 522         return 0;
 523 }
 524
 525 static void cap_sem_free_security(struct sem_array *sma)
 526 {
 527 }
 528
 529 static int cap_sem_associate(struct sem_array *sma, int semflg)
 530 {
 531         return 0;
 532 }
 533
 534 static int cap_sem_semctl(struct sem_array *sma, int cmd)
 535 {
 536         return 0;
 537 }
 538
 539 static int cap_sem_semop(struct sem_array *sma, struct sembuf *sops,
 540                          unsigned nsops, int alter)
 541 {
 542         return 0;
 543 }
 544
 545 #ifdef CONFIG_SECURITY_NETWORK
 546 static int cap_unix_stream_connect(struct socket *sock, struct socket *other,
 547                                    struct sock *newsk)
 548 {
 549         return 0;
 550 }
 551
 552 static int cap_unix_may_send(struct socket *sock, struct socket *other)
 553 {
 554         return 0;
 555 }
 556
 557 static int cap_socket_create(int family, int type, int protocol, int kern)
 558 {
 559         return 0;
 560 }
 561
 562 static int cap_socket_post_create(struct socket *sock, int family, int type,
 563                                   int protocol, int kern)
 564 {
 565         return 0;
 566 }
 567
 568 static int cap_socket_bind(struct socket *sock, struct sockaddr *address,
 569                            int addrlen)
 570 {
 571         return 0;
 572 }
 573
 574 static int cap_socket_connect(struct socket *sock, struct sockaddr *address,
 575                               int addrlen)
 576 {
 577         return 0;
 578 }
 579
 580 static int cap_socket_listen(struct socket *sock, int backlog)
 581 {
 582         return 0;
 583 }
 584
 585 static int cap_socket_accept(struct socket *sock, struct socket *newsock)
 586 {
 587         return 0;
 588 }
 589
 590 static int cap_socket_sendmsg(struct socket *sock, struct msghdr *msg, int size)
 591 {
 592         return 0;
 593 }
 594
 595 static int cap_socket_recvmsg(struct socket *sock, struct msghdr *msg,
 596                               int size, int flags)
 597 {
 598         return 0;
 599 }
 600
 601 static int cap_socket_getsockname(struct socket *sock)
 602 {
 603         return 0;
 604 }
 605
 606 static int cap_socket_getpeername(struct socket *sock)
 607 {
 608         return 0;
 609 }
 610
 611 static int cap_socket_setsockopt(struct socket *sock, int level, int optname)
 612 {
 613         return 0;
 614 }
 615
 616 static int cap_socket_getsockopt(struct socket *sock, int level, int optname)
 617 {
 618         return 0;
 619 }
 620
 621 static int cap_socket_shutdown(struct socket *sock, int how)
 622 {
 623         return 0;
 624 }
 625
 626 static int cap_socket_sock_rcv_skb(struct sock *sk, struct sk_buff *skb)
 627 {
 628         return 0;
 629 }
 630
 631 static int cap_socket_getpeersec_stream(struct socket *sock,
 632                                         char __user *optval,
 633                                         int __user *optlen, unsigned len)
 634 {
 635         return -ENOPROTOOPT;
 636 }
 637
 638 static int cap_socket_getpeersec_dgram(struct socket *sock,
 639                                        struct sk_buff *skb, u32 *secid)
 640 {
 641         return -ENOPROTOOPT;
 642 }
 643
 644 static int cap_sk_alloc_security(struct sock *sk, int family, gfp_t priority)
 645 {
 646         return 0;
 647 }
 648
 649 static void cap_sk_free_security(struct sock *sk)
 650 {
 651 }
 652
 653 static void cap_sk_clone_security(const struct sock *sk, struct sock *newsk)
 654 {
 655 }
 656
 657 static void cap_sk_getsecid(struct sock *sk, u32 *secid)
 658 {
 659 }
 660
 661 static void cap_sock_graft(struct sock *sk, struct socket *parent)
 662 {
 663 }
 664
 665 static int cap_inet_conn_request(struct sock *sk, struct sk_buff *skb,
 666                                  struct request_sock *req)
 667 {
 668         return 0;
 669 }
 670
 671 static void cap_inet_csk_clone(struct sock *newsk,
 672                                const struct request_sock *req)
 673 {
 674 }
 675
 676 static void cap_inet_conn_established(struct sock *sk, struct sk_buff *skb)
 677 {
 678 }
 679
 680
 681
 682 static void cap_req_classify_flow(const struct request_sock *req,
 683                                   struct flowi *fl)
 684 {
 685 }
 686
 687 static int cap_tun_dev_create(void)
 688 {
 689         return 0;
 690 }
 691
 692 static void cap_tun_dev_post_create(struct sock *sk)
 693 {
 694 }
 695
 696 static int cap_tun_dev_attach(struct sock *sk)
 697 {
 698         return 0;
 699 }
 700 #endif  /* CONFIG_SECURITY_NETWORK */
 701
 702 #ifdef CONFIG_SECURITY_NETWORK_XFRM
 703 static int cap_xfrm_policy_alloc_security(struct xfrm_sec_ctx **ctxp,
 704                                           struct xfrm_user_sec_ctx *sec_ctx)
 705 {
 706         return 0;
 707 }
 708
 709 static int cap_xfrm_policy_clone_security(struct xfrm_sec_ctx *old_ctx,
 710                                           struct xfrm_sec_ctx **new_ctxp)
 711 {
 712         return 0;
 713 }
 714
 715 static void cap_xfrm_policy_free_security(struct xfrm_sec_ctx *ctx)
 716 {
 717 }
 718
 719 static int cap_xfrm_policy_delete_security(struct xfrm_sec_ctx *ctx)
 720 {
 721         return 0;
 722 }
 723
 724 static int cap_xfrm_state_alloc_security(struct xfrm_state *x,
 725                                          struct xfrm_user_sec_ctx *sec_ctx,
 726                                          u32 secid)
 727 {
 728         return 0;
 729 }
 730
 731 static void cap_xfrm_state_free_security(struct xfrm_state *x)
 732 {
 733 }
 734
 735 static int cap_xfrm_state_delete_security(struct xfrm_state *x)
 736 {
 737         return 0;
 738 }
 739
 740 static int cap_xfrm_policy_lookup(struct xfrm_sec_ctx *ctx, u32 sk_sid, u8 dir)
 741 {
 742         return 0;
 743 }
 744
 745 static int cap_xfrm_state_pol_flow_match(struct xfrm_state *x,
 746                                          struct xfrm_policy *xp,
 747                                          struct flowi *fl)
 748 {
 749         return 1;
 750 }
 751
 752 static int cap_xfrm_decode_session(struct sk_buff *skb, u32 *fl, int ckall)
 753 {
 754         return 0;
 755 }
 756
 757 #endif /* CONFIG_SECURITY_NETWORK_XFRM */
 758 static void cap_d_instantiate(struct dentry *dentry, struct inode *inode)
 759 {
 760 }
 761
 762 static int cap_getprocattr(struct task_struct *p, char *name, char **value)
 763 {
 764         return -EINVAL;
 765 }
 766
 767 static int cap_setprocattr(struct task_struct *p, char *name, void *value,
 768                            size_t size)
 769 {
 770         return -EINVAL;
 771 }
 772
 773 static int cap_secid_to_secctx(u32 secid, char **secdata, u32 *seclen)
 774 {
 775         return -EOPNOTSUPP;
 776 }
 777
 778 static int cap_secctx_to_secid(const char *secdata, u32 seclen, u32 *secid)
 779 {
 780         return -EOPNOTSUPP;
 781 }
 782
 783 static void cap_release_secctx(char *secdata, u32 seclen)
 784 {
 785 }
 786
 787 static int cap_inode_notifysecctx(struct inode *inode, void *ctx, u32 ctxlen)
 788 {
 789         return 0;
 790 }
 791
 792 static int cap_inode_setsecctx(struct dentry *dentry, void *ctx, u32 ctxlen)
 793 {
 794         return 0;
 795 }
 796
 797 static int cap_inode_getsecctx(struct inode *inode, void **ctx, u32 *ctxlen)
 798 {
 799         return 0;
 800 }
 801 #ifdef CONFIG_KEYS
 802 static int cap_key_alloc(struct key *key, const struct cred *cred,
 803                          unsigned long flags)
 804 {
 805         return 0;
 806 }
 807
 808 static void cap_key_free(struct key *key)
 809 {
 810 }
 811
 812 static int cap_key_permission(key_ref_t key_ref, const struct cred *cred,
 813                               key_perm_t perm)
 814 {
 815         return 0;
 816 }
 817
 818 static int cap_key_getsecurity(struct key *key, char **_buffer)
 819 {
 820         *_buffer = NULL;
 821         return 0;
 822 }
 823
 824 #endif /* CONFIG_KEYS */
 825
 826 #ifdef CONFIG_AUDIT
 827 static int cap_audit_rule_init(u32 field, u32 op, char *rulestr, void **lsmrule)
 828 {
 829         return 0;
 830 }
 831
 832 static int cap_audit_rule_known(struct audit_krule *krule)
 833 {
 834         return 0;
 835 }
 836
 837 static int cap_audit_rule_match(u32 secid, u32 field, u32 op, void *lsmrule,
 838                                 struct audit_context *actx)
 839 {
 840         return 0;
 841 }
 842
 843 static void cap_audit_rule_free(void *lsmrule)
 844 {
 845 }
 846 #endif /* CONFIG_AUDIT */
 847
 848 #define set_to_cap_if_null(ops, function)                               \
 849         do {                                                            \
 850                 if (!ops->function) {                                   \
 851                         ops->function = cap_##function;                 \
 852                         pr_debug("Had to override the " #function       \
 853                                  " security operation with the default.\n");\
 854                         }                                               \
 855         } while (0)
 856
 857 void __init security_fixup_ops(struct security_operations *ops)
 858 {
 859         set_to_cap_if_null(ops, ptrace_access_check);
 860         set_to_cap_if_null(ops, ptrace_traceme);
 861         set_to_cap_if_null(ops, capget);
 862         set_to_cap_if_null(ops, capset);
 863         set_to_cap_if_null(ops, capable);
 864         set_to_cap_if_null(ops, quotactl);
 865         set_to_cap_if_null(ops, quota_on);
 866         set_to_cap_if_null(ops, sysctl);
 867         set_to_cap_if_null(ops, syslog);
 868         set_to_cap_if_null(ops, settime);
 869         set_to_cap_if_null(ops, vm_enough_memory);
 870         set_to_cap_if_null(ops, bprm_set_creds);
 871         set_to_cap_if_null(ops, bprm_committing_creds);
 872         set_to_cap_if_null(ops, bprm_committed_creds);
 873         set_to_cap_if_null(ops, bprm_check_security);
 874         set_to_cap_if_null(ops, bprm_secureexec);
 875         set_to_cap_if_null(ops, sb_alloc_security);
 876         set_to_cap_if_null(ops, sb_free_security);
 877         set_to_cap_if_null(ops, sb_copy_data);
 878         set_to_cap_if_null(ops, sb_kern_mount);
 879         set_to_cap_if_null(ops, sb_show_options);
 880         set_to_cap_if_null(ops, sb_statfs);
 881         set_to_cap_if_null(ops, sb_mount);
 882         set_to_cap_if_null(ops, sb_umount);
 883         set_to_cap_if_null(ops, sb_pivotroot);
 884         set_to_cap_if_null(ops, sb_set_mnt_opts);
 885         set_to_cap_if_null(ops, sb_clone_mnt_opts);
 886         set_to_cap_if_null(ops, sb_parse_opts_str);
 887         set_to_cap_if_null(ops, inode_alloc_security);
 888         set_to_cap_if_null(ops, inode_free_security);
 889         set_to_cap_if_null(ops, inode_init_security);
 890         set_to_cap_if_null(ops, inode_create);
 891         set_to_cap_if_null(ops, inode_link);
 892         set_to_cap_if_null(ops, inode_unlink);
 893         set_to_cap_if_null(ops, inode_symlink);
 894         set_to_cap_if_null(ops, inode_mkdir);
 895         set_to_cap_if_null(ops, inode_rmdir);
 896         set_to_cap_if_null(ops, inode_mknod);
 897         set_to_cap_if_null(ops, inode_rename);
 898         set_to_cap_if_null(ops, inode_readlink);
 899         set_to_cap_if_null(ops, inode_follow_link);
 900         set_to_cap_if_null(ops, inode_permission);
 901         set_to_cap_if_null(ops, inode_setattr);
 902         set_to_cap_if_null(ops, inode_getattr);
 903         set_to_cap_if_null(ops, inode_setxattr);
 904         set_to_cap_if_null(ops, inode_post_setxattr);
 905         set_to_cap_if_null(ops, inode_getxattr);
 906         set_to_cap_if_null(ops, inode_listxattr);
 907         set_to_cap_if_null(ops, inode_removexattr);
 908         set_to_cap_if_null(ops, inode_need_killpriv);
 909         set_to_cap_if_null(ops, inode_killpriv);
 910         set_to_cap_if_null(ops, inode_getsecurity);
 911         set_to_cap_if_null(ops, inode_setsecurity);
 912         set_to_cap_if_null(ops, inode_listsecurity);
 913         set_to_cap_if_null(ops, inode_getsecid);
 914 #ifdef CONFIG_SECURITY_PATH
 915         set_to_cap_if_null(ops, path_mknod);
 916         set_to_cap_if_null(ops, path_mkdir);
 917         set_to_cap_if_null(ops, path_rmdir);
 918         set_to_cap_if_null(ops, path_unlink);
 919         set_to_cap_if_null(ops, path_symlink);
 920         set_to_cap_if_null(ops, path_link);
 921         set_to_cap_if_null(ops, path_rename);
 922         set_to_cap_if_null(ops, path_truncate);
 923         set_to_cap_if_null(ops, path_chmod);
 924         set_to_cap_if_null(ops, path_chown);
 925         set_to_cap_if_null(ops, path_chroot);
 926 #endif
 927         set_to_cap_if_null(ops, file_permission);
 928         set_to_cap_if_null(ops, file_alloc_security);
 929         set_to_cap_if_null(ops, file_free_security);
 930         set_to_cap_if_null(ops, file_ioctl);
 931         set_to_cap_if_null(ops, file_mmap);
 932         set_to_cap_if_null(ops, file_mprotect);
 933         set_to_cap_if_null(ops, file_lock);
 934         set_to_cap_if_null(ops, file_fcntl);
 935         set_to_cap_if_null(ops, file_set_fowner);
 936         set_to_cap_if_null(ops, file_send_sigiotask);
 937         set_to_cap_if_null(ops, file_receive);
 938         set_to_cap_if_null(ops, dentry_open);
 939         set_to_cap_if_null(ops, task_create);
 940         set_to_cap_if_null(ops, cred_alloc_blank);
 941         set_to_cap_if_null(ops, cred_free);
 942         set_to_cap_if_null(ops, cred_prepare);
 943         set_to_cap_if_null(ops, cred_transfer);
 944         set_to_cap_if_null(ops, kernel_act_as);
 945         set_to_cap_if_null(ops, kernel_create_files_as);
 946         set_to_cap_if_null(ops, kernel_module_request);
 947         set_to_cap_if_null(ops, task_fix_setuid);
 948         set_to_cap_if_null(ops, task_setpgid);
 949         set_to_cap_if_null(ops, task_getpgid);
 950         set_to_cap_if_null(ops, task_getsid);
 951         set_to_cap_if_null(ops, task_getsecid);
 952         set_to_cap_if_null(ops, task_setnice);
 953         set_to_cap_if_null(ops, task_setioprio);
 954         set_to_cap_if_null(ops, task_getioprio);
 955         set_to_cap_if_null(ops, task_setrlimit);
 956         set_to_cap_if_null(ops, task_setscheduler);
 957         set_to_cap_if_null(ops, task_getscheduler);
 958         set_to_cap_if_null(ops, task_movememory);
 959         set_to_cap_if_null(ops, task_wait);
 960         set_to_cap_if_null(ops, task_kill);
 961         set_to_cap_if_null(ops, task_prctl);
 962         set_to_cap_if_null(ops, task_to_inode);
 963         set_to_cap_if_null(ops, ipc_permission);
 964         set_to_cap_if_null(ops, ipc_getsecid);
 965         set_to_cap_if_null(ops, msg_msg_alloc_security);
 966         set_to_cap_if_null(ops, msg_msg_free_security);
 967         set_to_cap_if_null(ops, msg_queue_alloc_security);
 968         set_to_cap_if_null(ops, msg_queue_free_security);
 969         set_to_cap_if_null(ops, msg_queue_associate);
 970         set_to_cap_if_null(ops, msg_queue_msgctl);
 971         set_to_cap_if_null(ops, msg_queue_msgsnd);
 972         set_to_cap_if_null(ops, msg_queue_msgrcv);
 973         set_to_cap_if_null(ops, shm_alloc_security);
 974         set_to_cap_if_null(ops, shm_free_security);
 975         set_to_cap_if_null(ops, shm_associate);
 976         set_to_cap_if_null(ops, shm_shmctl);
 977         set_to_cap_if_null(ops, shm_shmat);
 978         set_to_cap_if_null(ops, sem_alloc_security);
 979         set_to_cap_if_null(ops, sem_free_security);
 980         set_to_cap_if_null(ops, sem_associate);
 981         set_to_cap_if_null(ops, sem_semctl);
 982         set_to_cap_if_null(ops, sem_semop);
 983         set_to_cap_if_null(ops, netlink_send);
 984         set_to_cap_if_null(ops, netlink_recv);
 985         set_to_cap_if_null(ops, d_instantiate);
 986         set_to_cap_if_null(ops, getprocattr);
 987         set_to_cap_if_null(ops, setprocattr);
 988         set_to_cap_if_null(ops, secid_to_secctx);
 989         set_to_cap_if_null(ops, secctx_to_secid);
 990         set_to_cap_if_null(ops, release_secctx);
 991         set_to_cap_if_null(ops, inode_notifysecctx);
 992         set_to_cap_if_null(ops, inode_setsecctx);
 993         set_to_cap_if_null(ops, inode_getsecctx);
 994 #ifdef CONFIG_SECURITY_NETWORK
 995         set_to_cap_if_null(ops, unix_stream_connect);
 996         set_to_cap_if_null(ops, unix_may_send);
 997         set_to_cap_if_null(ops, socket_create);
 998         set_to_cap_if_null(ops, socket_post_create);
 999         set_to_cap_if_null(ops, socket_bind);
1000         set_to_cap_if_null(ops, socket_connect);
1001         set_to_cap_if_null(ops, socket_listen);
1002         set_to_cap_if_null(ops, socket_accept);
1003         set_to_cap_if_null(ops, socket_sendmsg);
1004         set_to_cap_if_null(ops, socket_recvmsg);
1005         set_to_cap_if_null(ops, socket_getsockname);
1006         set_to_cap_if_null(ops, socket_getpeername);
1007         set_to_cap_if_null(ops, socket_setsockopt);
1008         set_to_cap_if_null(ops, socket_getsockopt);
1009         set_to_cap_if_null(ops, socket_shutdown);
1010         set_to_cap_if_null(ops, socket_sock_rcv_skb);
1011         set_to_cap_if_null(ops, socket_getpeersec_stream);
1012         set_to_cap_if_null(ops, socket_getpeersec_dgram);
1013         set_to_cap_if_null(ops, sk_alloc_security);
1014         set_to_cap_if_null(ops, sk_free_security);
1015         set_to_cap_if_null(ops, sk_clone_security);
1016         set_to_cap_if_null(ops, sk_getsecid);
1017         set_to_cap_if_null(ops, sock_graft);
1018         set_to_cap_if_null(ops, inet_conn_request);
1019         set_to_cap_if_null(ops, inet_csk_clone);
1020         set_to_cap_if_null(ops, inet_conn_established);
1021         set_to_cap_if_null(ops, req_classify_flow);
1022         set_to_cap_if_null(ops, tun_dev_create);
1023         set_to_cap_if_null(ops, tun_dev_post_create);
1024         set_to_cap_if_null(ops, tun_dev_attach);
1025 #endif  /* CONFIG_SECURITY_NETWORK */
1026 #ifdef CONFIG_SECURITY_NETWORK_XFRM
1027         set_to_cap_if_null(ops, xfrm_policy_alloc_security);
1028         set_to_cap_if_null(ops, xfrm_policy_clone_security);
1029         set_to_cap_if_null(ops, xfrm_policy_free_security);
1030         set_to_cap_if_null(ops, xfrm_policy_delete_security);
1031         set_to_cap_if_null(ops, xfrm_state_alloc_security);
1032         set_to_cap_if_null(ops, xfrm_state_free_security);
1033         set_to_cap_if_null(ops, xfrm_state_delete_security);
1034         set_to_cap_if_null(ops, xfrm_policy_lookup);
1035         set_to_cap_if_null(ops, xfrm_state_pol_flow_match);
1036         set_to_cap_if_null(ops, xfrm_decode_session);
1037 #endif  /* CONFIG_SECURITY_NETWORK_XFRM */
1038 #ifdef CONFIG_KEYS
1039         set_to_cap_if_null(ops, key_alloc);
1040         set_to_cap_if_null(ops, key_free);
1041         set_to_cap_if_null(ops, key_permission);
1042         set_to_cap_if_null(ops, key_getsecurity);
1043 #endif  /* CONFIG_KEYS */
1044 #ifdef CONFIG_AUDIT
1045         set_to_cap_if_null(ops, audit_rule_init);
1046         set_to_cap_if_null(ops, audit_rule_known);
1047         set_to_cap_if_null(ops, audit_rule_match);
1048         set_to_cap_if_null(ops, audit_rule_free);
1049 #endif
1050 }