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