linux/security/capability.c
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   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
  15static int cap_acct(struct file *file)
  16{
  17        return 0;
  18}
  19
  20static int cap_sysctl(ctl_table *table, int op)
  21{
  22        return 0;
  23}
  24
  25static int cap_quotactl(int cmds, int type, int id, struct super_block *sb)
  26{
  27        return 0;
  28}
  29
  30static int cap_quota_on(struct dentry *dentry)
  31{
  32        return 0;
  33}
  34
  35static int cap_bprm_check_security (struct linux_binprm *bprm)
  36{
  37        return 0;
  38}
  39
  40static void cap_bprm_committing_creds(struct linux_binprm *bprm)
  41{
  42}
  43
  44static void cap_bprm_committed_creds(struct linux_binprm *bprm)
  45{
  46}
  47
  48static int cap_sb_alloc_security(struct super_block *sb)
  49{
  50        return 0;
  51}
  52
  53static void cap_sb_free_security(struct super_block *sb)
  54{
  55}
  56
  57static int cap_sb_copy_data(char *orig, char *copy)
  58{
  59        return 0;
  60}
  61
  62static int cap_sb_kern_mount(struct super_block *sb, int flags, void *data)
  63{
  64        return 0;
  65}
  66
  67static int cap_sb_show_options(struct seq_file *m, struct super_block *sb)
  68{
  69        return 0;
  70}
  71
  72static int cap_sb_statfs(struct dentry *dentry)
  73{
  74        return 0;
  75}
  76
  77static int cap_sb_mount(char *dev_name, struct path *path, char *type,
  78                        unsigned long flags, void *data)
  79{
  80        return 0;
  81}
  82
  83static int cap_sb_check_sb(struct vfsmount *mnt, struct path *path)
  84{
  85        return 0;
  86}
  87
  88static int cap_sb_umount(struct vfsmount *mnt, int flags)
  89{
  90        return 0;
  91}
  92
  93static void cap_sb_umount_close(struct vfsmount *mnt)
  94{
  95}
  96
  97static void cap_sb_umount_busy(struct vfsmount *mnt)
  98{
  99}
 100
 101static void cap_sb_post_remount(struct vfsmount *mnt, unsigned long flags,
 102                                void *data)
 103{
 104}
 105
 106static void cap_sb_post_addmount(struct vfsmount *mnt, struct path *path)
 107{
 108}
 109
 110static int cap_sb_pivotroot(struct path *old_path, struct path *new_path)
 111{
 112        return 0;
 113}
 114
 115static void cap_sb_post_pivotroot(struct path *old_path, struct path *new_path)
 116{
 117}
 118
 119static int cap_sb_set_mnt_opts(struct super_block *sb,
 120                               struct security_mnt_opts *opts)
 121{
 122        if (unlikely(opts->num_mnt_opts))
 123                return -EOPNOTSUPP;
 124        return 0;
 125}
 126
 127static void cap_sb_clone_mnt_opts(const struct super_block *oldsb,
 128                                  struct super_block *newsb)
 129{
 130}
 131
 132static int cap_sb_parse_opts_str(char *options, struct security_mnt_opts *opts)
 133{
 134        return 0;
 135}
 136
 137static int cap_inode_alloc_security(struct inode *inode)
 138{
 139        return 0;
 140}
 141
 142static void cap_inode_free_security(struct inode *inode)
 143{
 144}
 145
 146static int cap_inode_init_security(struct inode *inode, struct inode *dir,
 147                                   char **name, void **value, size_t *len)
 148{
 149        return -EOPNOTSUPP;
 150}
 151
 152static int cap_inode_create(struct inode *inode, struct dentry *dentry,
 153                            int mask)
 154{
 155        return 0;
 156}
 157
 158static int cap_inode_link(struct dentry *old_dentry, struct inode *inode,
 159                          struct dentry *new_dentry)
 160{
 161        return 0;
 162}
 163
 164static int cap_inode_unlink(struct inode *inode, struct dentry *dentry)
 165{
 166        return 0;
 167}
 168
 169static int cap_inode_symlink(struct inode *inode, struct dentry *dentry,
 170                             const char *name)
 171{
 172        return 0;
 173}
 174
 175static int cap_inode_mkdir(struct inode *inode, struct dentry *dentry,
 176                           int mask)
 177{
 178        return 0;
 179}
 180
 181static int cap_inode_rmdir(struct inode *inode, struct dentry *dentry)
 182{
 183        return 0;
 184}
 185
 186static int cap_inode_mknod(struct inode *inode, struct dentry *dentry,
 187                           int mode, dev_t dev)
 188{
 189        return 0;
 190}
 191
 192static int cap_inode_rename(struct inode *old_inode, struct dentry *old_dentry,
 193                            struct inode *new_inode, struct dentry *new_dentry)
 194{
 195        return 0;
 196}
 197
 198static int cap_inode_readlink(struct dentry *dentry)
 199{
 200        return 0;
 201}
 202
 203static int cap_inode_follow_link(struct dentry *dentry,
 204                                 struct nameidata *nameidata)
 205{
 206        return 0;
 207}
 208
 209static int cap_inode_permission(struct inode *inode, int mask)
 210{
 211        return 0;
 212}
 213
 214static int cap_inode_setattr(struct dentry *dentry, struct iattr *iattr)
 215{
 216        return 0;
 217}
 218
 219static int cap_inode_getattr(struct vfsmount *mnt, struct dentry *dentry)
 220{
 221        return 0;
 222}
 223
 224static void cap_inode_delete(struct inode *ino)
 225{
 226}
 227
 228static void cap_inode_post_setxattr(struct dentry *dentry, const char *name,
 229                                    const void *value, size_t size, int flags)
 230{
 231}
 232
 233static int cap_inode_getxattr(struct dentry *dentry, const char *name)
 234{
 235        return 0;
 236}
 237
 238static int cap_inode_listxattr(struct dentry *dentry)
 239{
 240        return 0;
 241}
 242
 243static int cap_inode_getsecurity(const struct inode *inode, const char *name,
 244                                 void **buffer, bool alloc)
 245{
 246        return -EOPNOTSUPP;
 247}
 248
 249static int cap_inode_setsecurity(struct inode *inode, const char *name,
 250                                 const void *value, size_t size, int flags)
 251{
 252        return -EOPNOTSUPP;
 253}
 254
 255static int cap_inode_listsecurity(struct inode *inode, char *buffer,
 256                                  size_t buffer_size)
 257{
 258        return 0;
 259}
 260
 261static void cap_inode_getsecid(const struct inode *inode, u32 *secid)
 262{
 263        *secid = 0;
 264}
 265
 266#ifdef CONFIG_SECURITY_PATH
 267static int cap_path_mknod(struct path *dir, struct dentry *dentry, int mode,
 268                          unsigned int dev)
 269{
 270        return 0;
 271}
 272
 273static int cap_path_mkdir(struct path *dir, struct dentry *dentry, int mode)
 274{
 275        return 0;
 276}
 277
 278static int cap_path_rmdir(struct path *dir, struct dentry *dentry)
 279{
 280        return 0;
 281}
 282
 283static int cap_path_unlink(struct path *dir, struct dentry *dentry)
 284{
 285        return 0;
 286}
 287
 288static int cap_path_symlink(struct path *dir, struct dentry *dentry,
 289                            const char *old_name)
 290{
 291        return 0;
 292}
 293
 294static int cap_path_link(struct dentry *old_dentry, struct path *new_dir,
 295                         struct dentry *new_dentry)
 296{
 297        return 0;
 298}
 299
 300static int cap_path_rename(struct path *old_path, struct dentry *old_dentry,
 301                           struct path *new_path, struct dentry *new_dentry)
 302{
 303        return 0;
 304}
 305
 306static int cap_path_truncate(struct path *path, loff_t length,
 307                             unsigned int time_attrs)
 308{
 309        return 0;
 310}
 311#endif
 312
 313static int cap_file_permission(struct file *file, int mask)
 314{
 315        return 0;
 316}
 317
 318static int cap_file_alloc_security(struct file *file)
 319{
 320        return 0;
 321}
 322
 323static void cap_file_free_security(struct file *file)
 324{
 325}
 326
 327static int cap_file_ioctl(struct file *file, unsigned int command,
 328                          unsigned long arg)
 329{
 330        return 0;
 331}
 332
 333static int cap_file_mprotect(struct vm_area_struct *vma, unsigned long reqprot,
 334                             unsigned long prot)
 335{
 336        return 0;
 337}
 338
 339static int cap_file_lock(struct file *file, unsigned int cmd)
 340{
 341        return 0;
 342}
 343
 344static int cap_file_fcntl(struct file *file, unsigned int cmd,
 345                          unsigned long arg)
 346{
 347        return 0;
 348}
 349
 350static int cap_file_set_fowner(struct file *file)
 351{
 352        return 0;
 353}
 354
 355static int cap_file_send_sigiotask(struct task_struct *tsk,
 356                                   struct fown_struct *fown, int sig)
 357{
 358        return 0;
 359}
 360
 361static int cap_file_receive(struct file *file)
 362{
 363        return 0;
 364}
 365
 366static int cap_dentry_open(struct file *file, const struct cred *cred)
 367{
 368        return 0;
 369}
 370
 371static int cap_task_create(unsigned long clone_flags)
 372{
 373        return 0;
 374}
 375
 376static int cap_cred_alloc_blank(struct cred *cred, gfp_t gfp)
 377{
 378        return 0;
 379}
 380
 381static void cap_cred_free(struct cred *cred)
 382{
 383}
 384
 385static int cap_cred_prepare(struct cred *new, const struct cred *old, gfp_t gfp)
 386{
 387        return 0;
 388}
 389
 390static void cap_cred_commit(struct cred *new, const struct cred *old)
 391{
 392}
 393
 394static void cap_cred_transfer(struct cred *new, const struct cred *old)
 395{
 396}
 397
 398static int cap_kernel_act_as(struct cred *new, u32 secid)
 399{
 400        return 0;
 401}
 402
 403static int cap_kernel_create_files_as(struct cred *new, struct inode *inode)
 404{
 405        return 0;
 406}
 407
 408static int cap_kernel_module_request(void)
 409{
 410        return 0;
 411}
 412
 413static int cap_task_setuid(uid_t id0, uid_t id1, uid_t id2, int flags)
 414{
 415        return 0;
 416}
 417
 418static int cap_task_setgid(gid_t id0, gid_t id1, gid_t id2, int flags)
 419{
 420        return 0;
 421}
 422
 423static int cap_task_setpgid(struct task_struct *p, pid_t pgid)
 424{
 425        return 0;
 426}
 427
 428static int cap_task_getpgid(struct task_struct *p)
 429{
 430        return 0;
 431}
 432
 433static int cap_task_getsid(struct task_struct *p)
 434{
 435        return 0;
 436}
 437
 438static void cap_task_getsecid(struct task_struct *p, u32 *secid)
 439{
 440        *secid = 0;
 441}
 442
 443static int cap_task_setgroups(struct group_info *group_info)
 444{
 445        return 0;
 446}
 447
 448static int cap_task_getioprio(struct task_struct *p)
 449{
 450        return 0;
 451}
 452
 453static int cap_task_setrlimit(unsigned int resource, struct rlimit *new_rlim)
 454{
 455        return 0;
 456}
 457
 458static int cap_task_getscheduler(struct task_struct *p)
 459{
 460        return 0;
 461}
 462
 463static int cap_task_movememory(struct task_struct *p)
 464{
 465        return 0;
 466}
 467
 468static int cap_task_wait(struct task_struct *p)
 469{
 470        return 0;
 471}
 472
 473static int cap_task_kill(struct task_struct *p, struct siginfo *info,
 474                         int sig, u32 secid)
 475{
 476        return 0;
 477}
 478
 479static void cap_task_to_inode(struct task_struct *p, struct inode *inode)
 480{
 481}
 482
 483static int cap_ipc_permission(struct kern_ipc_perm *ipcp, short flag)
 484{
 485        return 0;
 486}
 487
 488static void cap_ipc_getsecid(struct kern_ipc_perm *ipcp, u32 *secid)
 489{
 490        *secid = 0;
 491}
 492
 493static int cap_msg_msg_alloc_security(struct msg_msg *msg)
 494{
 495        return 0;
 496}
 497
 498static void cap_msg_msg_free_security(struct msg_msg *msg)
 499{
 500}
 501
 502static int cap_msg_queue_alloc_security(struct msg_queue *msq)
 503{
 504        return 0;
 505}
 506
 507static void cap_msg_queue_free_security(struct msg_queue *msq)
 508{
 509}
 510
 511static int cap_msg_queue_associate(struct msg_queue *msq, int msqflg)
 512{
 513        return 0;
 514}
 515
 516static int cap_msg_queue_msgctl(struct msg_queue *msq, int cmd)
 517{
 518        return 0;
 519}
 520
 521static int cap_msg_queue_msgsnd(struct msg_queue *msq, struct msg_msg *msg,
 522                                int msgflg)
 523{
 524        return 0;
 525}
 526
 527static int cap_msg_queue_msgrcv(struct msg_queue *msq, struct msg_msg *msg,
 528                                struct task_struct *target, long type, int mode)
 529{
 530        return 0;
 531}
 532
 533static int cap_shm_alloc_security(struct shmid_kernel *shp)
 534{
 535        return 0;
 536}
 537
 538static void cap_shm_free_security(struct shmid_kernel *shp)
 539{
 540}
 541
 542static int cap_shm_associate(struct shmid_kernel *shp, int shmflg)
 543{
 544        return 0;
 545}
 546
 547static int cap_shm_shmctl(struct shmid_kernel *shp, int cmd)
 548{
 549        return 0;
 550}
 551
 552static int cap_shm_shmat(struct shmid_kernel *shp, char __user *shmaddr,
 553                         int shmflg)
 554{
 555        return 0;
 556}
 557
 558static int cap_sem_alloc_security(struct sem_array *sma)
 559{
 560        return 0;
 561}
 562
 563static void cap_sem_free_security(struct sem_array *sma)
 564{
 565}
 566
 567static int cap_sem_associate(struct sem_array *sma, int semflg)
 568{
 569        return 0;
 570}
 571
 572static int cap_sem_semctl(struct sem_array *sma, int cmd)
 573{
 574        return 0;
 575}
 576
 577static int cap_sem_semop(struct sem_array *sma, struct sembuf *sops,
 578                         unsigned nsops, int alter)
 579{
 580        return 0;
 581}
 582
 583#ifdef CONFIG_SECURITY_NETWORK
 584static int cap_unix_stream_connect(struct socket *sock, struct socket *other,
 585                                   struct sock *newsk)
 586{
 587        return 0;
 588}
 589
 590static int cap_unix_may_send(struct socket *sock, struct socket *other)
 591{
 592        return 0;
 593}
 594
 595static int cap_socket_create(int family, int type, int protocol, int kern)
 596{
 597        return 0;
 598}
 599
 600static int cap_socket_post_create(struct socket *sock, int family, int type,
 601                                  int protocol, int kern)
 602{
 603        return 0;
 604}
 605
 606static int cap_socket_bind(struct socket *sock, struct sockaddr *address,
 607                           int addrlen)
 608{
 609        return 0;
 610}
 611
 612static int cap_socket_connect(struct socket *sock, struct sockaddr *address,
 613                              int addrlen)
 614{
 615        return 0;
 616}
 617
 618static int cap_socket_listen(struct socket *sock, int backlog)
 619{
 620        return 0;
 621}
 622
 623static int cap_socket_accept(struct socket *sock, struct socket *newsock)
 624{
 625        return 0;
 626}
 627
 628static int cap_socket_sendmsg(struct socket *sock, struct msghdr *msg, int size)
 629{
 630        return 0;
 631}
 632
 633static int cap_socket_recvmsg(struct socket *sock, struct msghdr *msg,
 634                              int size, int flags)
 635{
 636        return 0;
 637}
 638
 639static int cap_socket_getsockname(struct socket *sock)
 640{
 641        return 0;
 642}
 643
 644static int cap_socket_getpeername(struct socket *sock)
 645{
 646        return 0;
 647}
 648
 649static int cap_socket_setsockopt(struct socket *sock, int level, int optname)
 650{
 651        return 0;
 652}
 653
 654static int cap_socket_getsockopt(struct socket *sock, int level, int optname)
 655{
 656        return 0;
 657}
 658
 659static int cap_socket_shutdown(struct socket *sock, int how)
 660{
 661        return 0;
 662}
 663
 664static int cap_socket_sock_rcv_skb(struct sock *sk, struct sk_buff *skb)
 665{
 666        return 0;
 667}
 668
 669static int cap_socket_getpeersec_stream(struct socket *sock,
 670                                        char __user *optval,
 671                                        int __user *optlen, unsigned len)
 672{
 673        return -ENOPROTOOPT;
 674}
 675
 676static int cap_socket_getpeersec_dgram(struct socket *sock,
 677                                       struct sk_buff *skb, u32 *secid)
 678{
 679        return -ENOPROTOOPT;
 680}
 681
 682static int cap_sk_alloc_security(struct sock *sk, int family, gfp_t priority)
 683{
 684        return 0;
 685}
 686
 687static void cap_sk_free_security(struct sock *sk)
 688{
 689}
 690
 691static void cap_sk_clone_security(const struct sock *sk, struct sock *newsk)
 692{
 693}
 694
 695static void cap_sk_getsecid(struct sock *sk, u32 *secid)
 696{
 697}
 698
 699static void cap_sock_graft(struct sock *sk, struct socket *parent)
 700{
 701}
 702
 703static int cap_inet_conn_request(struct sock *sk, struct sk_buff *skb,
 704                                 struct request_sock *req)
 705{
 706        return 0;
 707}
 708
 709static void cap_inet_csk_clone(struct sock *newsk,
 710                               const struct request_sock *req)
 711{
 712}
 713
 714static void cap_inet_conn_established(struct sock *sk, struct sk_buff *skb)
 715{
 716}
 717
 718
 719
 720static void cap_req_classify_flow(const struct request_sock *req,
 721                                  struct flowi *fl)
 722{
 723}
 724
 725static int cap_tun_dev_create(void)
 726{
 727        return 0;
 728}
 729
 730static void cap_tun_dev_post_create(struct sock *sk)
 731{
 732}
 733
 734static int cap_tun_dev_attach(struct sock *sk)
 735{
 736        return 0;
 737}
 738#endif  /* CONFIG_SECURITY_NETWORK */
 739
 740#ifdef CONFIG_SECURITY_NETWORK_XFRM
 741static int cap_xfrm_policy_alloc_security(struct xfrm_sec_ctx **ctxp,
 742                                          struct xfrm_user_sec_ctx *sec_ctx)
 743{
 744        return 0;
 745}
 746
 747static int cap_xfrm_policy_clone_security(struct xfrm_sec_ctx *old_ctx,
 748                                          struct xfrm_sec_ctx **new_ctxp)
 749{
 750        return 0;
 751}
 752
 753static void cap_xfrm_policy_free_security(struct xfrm_sec_ctx *ctx)
 754{
 755}
 756
 757static int cap_xfrm_policy_delete_security(struct xfrm_sec_ctx *ctx)
 758{
 759        return 0;
 760}
 761
 762static int cap_xfrm_state_alloc_security(struct xfrm_state *x,
 763                                         struct xfrm_user_sec_ctx *sec_ctx,
 764                                         u32 secid)
 765{
 766        return 0;
 767}
 768
 769static void cap_xfrm_state_free_security(struct xfrm_state *x)
 770{
 771}
 772
 773static int cap_xfrm_state_delete_security(struct xfrm_state *x)
 774{
 775        return 0;
 776}
 777
 778static int cap_xfrm_policy_lookup(struct xfrm_sec_ctx *ctx, u32 sk_sid, u8 dir)
 779{
 780        return 0;
 781}
 782
 783static int cap_xfrm_state_pol_flow_match(struct xfrm_state *x,
 784                                         struct xfrm_policy *xp,
 785                                         struct flowi *fl)
 786{
 787        return 1;
 788}
 789
 790static int cap_xfrm_decode_session(struct sk_buff *skb, u32 *fl, int ckall)
 791{
 792        return 0;
 793}
 794
 795#endif /* CONFIG_SECURITY_NETWORK_XFRM */
 796static void cap_d_instantiate(struct dentry *dentry, struct inode *inode)
 797{
 798}
 799
 800static int cap_getprocattr(struct task_struct *p, char *name, char **value)
 801{
 802        return -EINVAL;
 803}
 804
 805static int cap_setprocattr(struct task_struct *p, char *name, void *value,
 806                           size_t size)
 807{
 808        return -EINVAL;
 809}
 810
 811static int cap_secid_to_secctx(u32 secid, char **secdata, u32 *seclen)
 812{
 813        return -EOPNOTSUPP;
 814}
 815
 816static int cap_secctx_to_secid(const char *secdata, u32 seclen, u32 *secid)
 817{
 818        return -EOPNOTSUPP;
 819}
 820
 821static void cap_release_secctx(char *secdata, u32 seclen)
 822{
 823}
 824
 825static int cap_inode_notifysecctx(struct inode *inode, void *ctx, u32 ctxlen)
 826{
 827        return 0;
 828}
 829
 830static int cap_inode_setsecctx(struct dentry *dentry, void *ctx, u32 ctxlen)
 831{
 832        return 0;
 833}
 834
 835static int cap_inode_getsecctx(struct inode *inode, void **ctx, u32 *ctxlen)
 836{
 837        return 0;
 838}
 839#ifdef CONFIG_KEYS
 840static int cap_key_alloc(struct key *key, const struct cred *cred,
 841                         unsigned long flags)
 842{
 843        return 0;
 844}
 845
 846static void cap_key_free(struct key *key)
 847{
 848}
 849
 850static int cap_key_permission(key_ref_t key_ref, const struct cred *cred,
 851                              key_perm_t perm)
 852{
 853        return 0;
 854}
 855
 856static int cap_key_getsecurity(struct key *key, char **_buffer)
 857{
 858        *_buffer = NULL;
 859        return 0;
 860}
 861
 862static int cap_key_session_to_parent(const struct cred *cred,
 863                                     const struct cred *parent_cred,
 864                                     struct key *key)
 865{
 866        return 0;
 867}
 868
 869#endif /* CONFIG_KEYS */
 870
 871#ifdef CONFIG_AUDIT
 872static int cap_audit_rule_init(u32 field, u32 op, char *rulestr, void **lsmrule)
 873{
 874        return 0;
 875}
 876
 877static int cap_audit_rule_known(struct audit_krule *krule)
 878{
 879        return 0;
 880}
 881
 882static int cap_audit_rule_match(u32 secid, u32 field, u32 op, void *lsmrule,
 883                                struct audit_context *actx)
 884{
 885        return 0;
 886}
 887
 888static void cap_audit_rule_free(void *lsmrule)
 889{
 890}
 891#endif /* CONFIG_AUDIT */
 892
 893struct security_operations default_security_ops = {
 894        .name   = "default",
 895};
 896
 897#define set_to_cap_if_null(ops, function)                               \
 898        do {                                                            \
 899                if (!ops->function) {                                   \
 900                        ops->function = cap_##function;                 \
 901                        pr_debug("Had to override the " #function       \
 902                                 " security operation with the default.\n");\
 903                        }                                               \
 904        } while (0)
 905
 906void security_fixup_ops(struct security_operations *ops)
 907{
 908        set_to_cap_if_null(ops, ptrace_access_check);
 909        set_to_cap_if_null(ops, ptrace_traceme);
 910        set_to_cap_if_null(ops, capget);
 911        set_to_cap_if_null(ops, capset);
 912        set_to_cap_if_null(ops, acct);
 913        set_to_cap_if_null(ops, capable);
 914        set_to_cap_if_null(ops, quotactl);
 915        set_to_cap_if_null(ops, quota_on);
 916        set_to_cap_if_null(ops, sysctl);
 917        set_to_cap_if_null(ops, syslog);
 918        set_to_cap_if_null(ops, settime);
 919        set_to_cap_if_null(ops, vm_enough_memory);
 920        set_to_cap_if_null(ops, bprm_set_creds);
 921        set_to_cap_if_null(ops, bprm_committing_creds);
 922        set_to_cap_if_null(ops, bprm_committed_creds);
 923        set_to_cap_if_null(ops, bprm_check_security);
 924        set_to_cap_if_null(ops, bprm_secureexec);
 925        set_to_cap_if_null(ops, sb_alloc_security);
 926        set_to_cap_if_null(ops, sb_free_security);
 927        set_to_cap_if_null(ops, sb_copy_data);
 928        set_to_cap_if_null(ops, sb_kern_mount);
 929        set_to_cap_if_null(ops, sb_show_options);
 930        set_to_cap_if_null(ops, sb_statfs);
 931        set_to_cap_if_null(ops, sb_mount);
 932        set_to_cap_if_null(ops, sb_check_sb);
 933        set_to_cap_if_null(ops, sb_umount);
 934        set_to_cap_if_null(ops, sb_umount_close);
 935        set_to_cap_if_null(ops, sb_umount_busy);
 936        set_to_cap_if_null(ops, sb_post_remount);
 937        set_to_cap_if_null(ops, sb_post_addmount);
 938        set_to_cap_if_null(ops, sb_pivotroot);
 939        set_to_cap_if_null(ops, sb_post_pivotroot);
 940        set_to_cap_if_null(ops, sb_set_mnt_opts);
 941        set_to_cap_if_null(ops, sb_clone_mnt_opts);
 942        set_to_cap_if_null(ops, sb_parse_opts_str);
 943        set_to_cap_if_null(ops, inode_alloc_security);
 944        set_to_cap_if_null(ops, inode_free_security);
 945        set_to_cap_if_null(ops, inode_init_security);
 946        set_to_cap_if_null(ops, inode_create);
 947        set_to_cap_if_null(ops, inode_link);
 948        set_to_cap_if_null(ops, inode_unlink);
 949        set_to_cap_if_null(ops, inode_symlink);
 950        set_to_cap_if_null(ops, inode_mkdir);
 951        set_to_cap_if_null(ops, inode_rmdir);
 952        set_to_cap_if_null(ops, inode_mknod);
 953        set_to_cap_if_null(ops, inode_rename);
 954        set_to_cap_if_null(ops, inode_readlink);
 955        set_to_cap_if_null(ops, inode_follow_link);
 956        set_to_cap_if_null(ops, inode_permission);
 957        set_to_cap_if_null(ops, inode_setattr);
 958        set_to_cap_if_null(ops, inode_getattr);
 959        set_to_cap_if_null(ops, inode_delete);
 960        set_to_cap_if_null(ops, inode_setxattr);
 961        set_to_cap_if_null(ops, inode_post_setxattr);
 962        set_to_cap_if_null(ops, inode_getxattr);
 963        set_to_cap_if_null(ops, inode_listxattr);
 964        set_to_cap_if_null(ops, inode_removexattr);
 965        set_to_cap_if_null(ops, inode_need_killpriv);
 966        set_to_cap_if_null(ops, inode_killpriv);
 967        set_to_cap_if_null(ops, inode_getsecurity);
 968        set_to_cap_if_null(ops, inode_setsecurity);
 969        set_to_cap_if_null(ops, inode_listsecurity);
 970        set_to_cap_if_null(ops, inode_getsecid);
 971#ifdef CONFIG_SECURITY_PATH
 972        set_to_cap_if_null(ops, path_mknod);
 973        set_to_cap_if_null(ops, path_mkdir);
 974        set_to_cap_if_null(ops, path_rmdir);
 975        set_to_cap_if_null(ops, path_unlink);
 976        set_to_cap_if_null(ops, path_symlink);
 977        set_to_cap_if_null(ops, path_link);
 978        set_to_cap_if_null(ops, path_rename);
 979        set_to_cap_if_null(ops, path_truncate);
 980#endif
 981        set_to_cap_if_null(ops, file_permission);
 982        set_to_cap_if_null(ops, file_alloc_security);
 983        set_to_cap_if_null(ops, file_free_security);
 984        set_to_cap_if_null(ops, file_ioctl);
 985        set_to_cap_if_null(ops, file_mmap);
 986        set_to_cap_if_null(ops, file_mprotect);
 987        set_to_cap_if_null(ops, file_lock);
 988        set_to_cap_if_null(ops, file_fcntl);
 989        set_to_cap_if_null(ops, file_set_fowner);
 990        set_to_cap_if_null(ops, file_send_sigiotask);
 991        set_to_cap_if_null(ops, file_receive);
 992        set_to_cap_if_null(ops, dentry_open);
 993        set_to_cap_if_null(ops, task_create);
 994        set_to_cap_if_null(ops, cred_alloc_blank);
 995        set_to_cap_if_null(ops, cred_free);
 996        set_to_cap_if_null(ops, cred_prepare);
 997        set_to_cap_if_null(ops, cred_commit);
 998        set_to_cap_if_null(ops, cred_transfer);
 999        set_to_cap_if_null(ops, kernel_act_as);
1000        set_to_cap_if_null(ops, kernel_create_files_as);
1001        set_to_cap_if_null(ops, kernel_module_request);
1002        set_to_cap_if_null(ops, task_setuid);
1003        set_to_cap_if_null(ops, task_fix_setuid);
1004        set_to_cap_if_null(ops, task_setgid);
1005        set_to_cap_if_null(ops, task_setpgid);
1006        set_to_cap_if_null(ops, task_getpgid);
1007        set_to_cap_if_null(ops, task_getsid);
1008        set_to_cap_if_null(ops, task_getsecid);
1009        set_to_cap_if_null(ops, task_setgroups);
1010        set_to_cap_if_null(ops, task_setnice);
1011        set_to_cap_if_null(ops, task_setioprio);
1012        set_to_cap_if_null(ops, task_getioprio);
1013        set_to_cap_if_null(ops, task_setrlimit);
1014        set_to_cap_if_null(ops, task_setscheduler);
1015        set_to_cap_if_null(ops, task_getscheduler);
1016        set_to_cap_if_null(ops, task_movememory);
1017        set_to_cap_if_null(ops, task_wait);
1018        set_to_cap_if_null(ops, task_kill);
1019        set_to_cap_if_null(ops, task_prctl);
1020        set_to_cap_if_null(ops, task_to_inode);
1021        set_to_cap_if_null(ops, ipc_permission);
1022        set_to_cap_if_null(ops, ipc_getsecid);
1023        set_to_cap_if_null(ops, msg_msg_alloc_security);
1024        set_to_cap_if_null(ops, msg_msg_free_security);
1025        set_to_cap_if_null(ops, msg_queue_alloc_security);
1026        set_to_cap_if_null(ops, msg_queue_free_security);
1027        set_to_cap_if_null(ops, msg_queue_associate);
1028        set_to_cap_if_null(ops, msg_queue_msgctl);
1029        set_to_cap_if_null(ops, msg_queue_msgsnd);
1030        set_to_cap_if_null(ops, msg_queue_msgrcv);
1031        set_to_cap_if_null(ops, shm_alloc_security);
1032        set_to_cap_if_null(ops, shm_free_security);
1033        set_to_cap_if_null(ops, shm_associate);
1034        set_to_cap_if_null(ops, shm_shmctl);
1035        set_to_cap_if_null(ops, shm_shmat);
1036        set_to_cap_if_null(ops, sem_alloc_security);
1037        set_to_cap_if_null(ops, sem_free_security);
1038        set_to_cap_if_null(ops, sem_associate);
1039        set_to_cap_if_null(ops, sem_semctl);
1040        set_to_cap_if_null(ops, sem_semop);
1041        set_to_cap_if_null(ops, netlink_send);
1042        set_to_cap_if_null(ops, netlink_recv);
1043        set_to_cap_if_null(ops, d_instantiate);
1044        set_to_cap_if_null(ops, getprocattr);
1045        set_to_cap_if_null(ops, setprocattr);
1046        set_to_cap_if_null(ops, secid_to_secctx);
1047        set_to_cap_if_null(ops, secctx_to_secid);
1048        set_to_cap_if_null(ops, release_secctx);
1049        set_to_cap_if_null(ops, inode_notifysecctx);
1050        set_to_cap_if_null(ops, inode_setsecctx);
1051        set_to_cap_if_null(ops, inode_getsecctx);
1052#ifdef CONFIG_SECURITY_NETWORK
1053        set_to_cap_if_null(ops, unix_stream_connect);
1054        set_to_cap_if_null(ops, unix_may_send);
1055        set_to_cap_if_null(ops, socket_create);
1056        set_to_cap_if_null(ops, socket_post_create);
1057        set_to_cap_if_null(ops, socket_bind);
1058        set_to_cap_if_null(ops, socket_connect);
1059        set_to_cap_if_null(ops, socket_listen);
1060        set_to_cap_if_null(ops, socket_accept);
1061        set_to_cap_if_null(ops, socket_sendmsg);
1062        set_to_cap_if_null(ops, socket_recvmsg);
1063        set_to_cap_if_null(ops, socket_getsockname);
1064        set_to_cap_if_null(ops, socket_getpeername);
1065        set_to_cap_if_null(ops, socket_setsockopt);
1066        set_to_cap_if_null(ops, socket_getsockopt);
1067        set_to_cap_if_null(ops, socket_shutdown);
1068        set_to_cap_if_null(ops, socket_sock_rcv_skb);
1069        set_to_cap_if_null(ops, socket_getpeersec_stream);
1070        set_to_cap_if_null(ops, socket_getpeersec_dgram);
1071        set_to_cap_if_null(ops, sk_alloc_security);
1072        set_to_cap_if_null(ops, sk_free_security);
1073        set_to_cap_if_null(ops, sk_clone_security);
1074        set_to_cap_if_null(ops, sk_getsecid);
1075        set_to_cap_if_null(ops, sock_graft);
1076        set_to_cap_if_null(ops, inet_conn_request);
1077        set_to_cap_if_null(ops, inet_csk_clone);
1078        set_to_cap_if_null(ops, inet_conn_established);
1079        set_to_cap_if_null(ops, req_classify_flow);
1080        set_to_cap_if_null(ops, tun_dev_create);
1081        set_to_cap_if_null(ops, tun_dev_post_create);
1082        set_to_cap_if_null(ops, tun_dev_attach);
1083#endif  /* CONFIG_SECURITY_NETWORK */
1084#ifdef CONFIG_SECURITY_NETWORK_XFRM
1085        set_to_cap_if_null(ops, xfrm_policy_alloc_security);
1086        set_to_cap_if_null(ops, xfrm_policy_clone_security);
1087        set_to_cap_if_null(ops, xfrm_policy_free_security);
1088        set_to_cap_if_null(ops, xfrm_policy_delete_security);
1089        set_to_cap_if_null(ops, xfrm_state_alloc_security);
1090        set_to_cap_if_null(ops, xfrm_state_free_security);
1091        set_to_cap_if_null(ops, xfrm_state_delete_security);
1092        set_to_cap_if_null(ops, xfrm_policy_lookup);
1093        set_to_cap_if_null(ops, xfrm_state_pol_flow_match);
1094        set_to_cap_if_null(ops, xfrm_decode_session);
1095#endif  /* CONFIG_SECURITY_NETWORK_XFRM */
1096#ifdef CONFIG_KEYS
1097        set_to_cap_if_null(ops, key_alloc);
1098        set_to_cap_if_null(ops, key_free);
1099        set_to_cap_if_null(ops, key_permission);
1100        set_to_cap_if_null(ops, key_getsecurity);
1101        set_to_cap_if_null(ops, key_session_to_parent);
1102#endif  /* CONFIG_KEYS */
1103#ifdef CONFIG_AUDIT
1104        set_to_cap_if_null(ops, audit_rule_init);
1105        set_to_cap_if_null(ops, audit_rule_known);
1106        set_to_cap_if_null(ops, audit_rule_match);
1107        set_to_cap_if_null(ops, audit_rule_free);
1108#endif
1109}
1110