2 * Stub functions for the default security function pointers in case no
3 * security model is loaded.
5 * Copyright (C) 2001 WireX Communications, Inc <chris@wirex.com>
6 * Copyright (C) 2001-2002 Greg Kroah-Hartman <greg@kroah.com>
7 * Copyright (C) 2001 Networks Associates Technology, Inc <ssmalley@nai.com>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
17 #include <linux/capability.h>
18 #include <linux/module.h>
19 #include <linux/kernel.h>
20 #include <linux/mman.h>
21 #include <linux/pagemap.h>
22 #include <linux/swap.h>
23 #include <linux/security.h>
24 #include <linux/skbuff.h>
25 #include <linux/netlink.h>
27 #include <linux/xattr.h>
28 #include <linux/hugetlb.h>
29 #include <linux/ptrace.h>
30 #include <linux/file.h>
32 static int dummy_ptrace (struct task_struct *parent, struct task_struct *child)
37 static int dummy_capget (struct task_struct *target, kernel_cap_t * effective,
38 kernel_cap_t * inheritable, kernel_cap_t * permitted)
40 *effective = *inheritable = *permitted = 0;
41 if (!issecure(SECURE_NOROOT)) {
42 if (target->euid == 0) {
43 *permitted |= (~0 & ~CAP_FS_MASK);
44 *effective |= (~0 & ~CAP_TO_MASK(CAP_SETPCAP) & ~CAP_FS_MASK);
46 if (target->fsuid == 0) {
47 *permitted |= CAP_FS_MASK;
48 *effective |= CAP_FS_MASK;
54 static int dummy_capset_check (struct task_struct *target,
55 kernel_cap_t * effective,
56 kernel_cap_t * inheritable,
57 kernel_cap_t * permitted)
62 static void dummy_capset_set (struct task_struct *target,
63 kernel_cap_t * effective,
64 kernel_cap_t * inheritable,
65 kernel_cap_t * permitted)
70 static int dummy_acct (struct file *file)
75 static int dummy_capable (struct task_struct *tsk, int cap)
77 if (cap_raised (tsk->cap_effective, cap))
82 static int dummy_sysctl (ctl_table * table, int op)
87 static int dummy_quotactl (int cmds, int type, int id, struct super_block *sb)
92 static int dummy_quota_on (struct dentry *dentry)
97 static int dummy_syslog (int type)
99 if ((type != 3 && type != 10) && current->euid)
104 static int dummy_settime(struct timespec *ts, struct timezone *tz)
106 if (!capable(CAP_SYS_TIME))
111 static int dummy_vm_enough_memory(long pages)
113 int cap_sys_admin = 0;
115 if (dummy_capable(current, CAP_SYS_ADMIN) == 0)
117 return __vm_enough_memory(pages, cap_sys_admin);
120 static int dummy_bprm_alloc_security (struct linux_binprm *bprm)
125 static void dummy_bprm_free_security (struct linux_binprm *bprm)
130 static void dummy_bprm_apply_creds (struct linux_binprm *bprm, int unsafe)
132 if (bprm->e_uid != current->uid || bprm->e_gid != current->gid) {
133 current->mm->dumpable = suid_dumpable;
135 if ((unsafe & ~LSM_UNSAFE_PTRACE_CAP) && !capable(CAP_SETUID)) {
136 bprm->e_uid = current->uid;
137 bprm->e_gid = current->gid;
141 current->suid = current->euid = current->fsuid = bprm->e_uid;
142 current->sgid = current->egid = current->fsgid = bprm->e_gid;
144 dummy_capget(current, ¤t->cap_effective, ¤t->cap_inheritable, ¤t->cap_permitted);
147 static void dummy_bprm_post_apply_creds (struct linux_binprm *bprm)
152 static int dummy_bprm_set_security (struct linux_binprm *bprm)
157 static int dummy_bprm_check_security (struct linux_binprm *bprm)
162 static int dummy_bprm_secureexec (struct linux_binprm *bprm)
164 /* The new userland will simply use the value provided
165 in the AT_SECURE field to decide whether secure mode
166 is required. Hence, this logic is required to preserve
167 the legacy decision algorithm used by the old userland. */
168 return (current->euid != current->uid ||
169 current->egid != current->gid);
172 static int dummy_sb_alloc_security (struct super_block *sb)
177 static void dummy_sb_free_security (struct super_block *sb)
182 static int dummy_sb_copy_data (struct file_system_type *type,
183 void *orig, void *copy)
188 static int dummy_sb_kern_mount (struct super_block *sb, void *data)
193 static int dummy_sb_statfs (struct dentry *dentry)
198 static int dummy_sb_mount (char *dev_name, struct nameidata *nd, char *type,
199 unsigned long flags, void *data)
204 static int dummy_sb_check_sb (struct vfsmount *mnt, struct nameidata *nd)
209 static int dummy_sb_umount (struct vfsmount *mnt, int flags)
214 static void dummy_sb_umount_close (struct vfsmount *mnt)
219 static void dummy_sb_umount_busy (struct vfsmount *mnt)
224 static void dummy_sb_post_remount (struct vfsmount *mnt, unsigned long flags,
231 static void dummy_sb_post_mountroot (void)
236 static void dummy_sb_post_addmount (struct vfsmount *mnt, struct nameidata *nd)
241 static int dummy_sb_pivotroot (struct nameidata *old_nd, struct nameidata *new_nd)
246 static void dummy_sb_post_pivotroot (struct nameidata *old_nd, struct nameidata *new_nd)
251 static int dummy_inode_alloc_security (struct inode *inode)
256 static void dummy_inode_free_security (struct inode *inode)
261 static int dummy_inode_init_security (struct inode *inode, struct inode *dir,
262 char **name, void **value, size_t *len)
267 static int dummy_inode_create (struct inode *inode, struct dentry *dentry,
273 static int dummy_inode_link (struct dentry *old_dentry, struct inode *inode,
274 struct dentry *new_dentry)
279 static int dummy_inode_unlink (struct inode *inode, struct dentry *dentry)
284 static int dummy_inode_symlink (struct inode *inode, struct dentry *dentry,
290 static int dummy_inode_mkdir (struct inode *inode, struct dentry *dentry,
296 static int dummy_inode_rmdir (struct inode *inode, struct dentry *dentry)
301 static int dummy_inode_mknod (struct inode *inode, struct dentry *dentry,
307 static int dummy_inode_rename (struct inode *old_inode,
308 struct dentry *old_dentry,
309 struct inode *new_inode,
310 struct dentry *new_dentry)
315 static int dummy_inode_readlink (struct dentry *dentry)
320 static int dummy_inode_follow_link (struct dentry *dentry,
321 struct nameidata *nameidata)
326 static int dummy_inode_permission (struct inode *inode, int mask, struct nameidata *nd)
331 static int dummy_inode_setattr (struct dentry *dentry, struct iattr *iattr)
336 static int dummy_inode_getattr (struct vfsmount *mnt, struct dentry *dentry)
341 static void dummy_inode_delete (struct inode *ino)
346 static int dummy_inode_setxattr (struct dentry *dentry, char *name, void *value,
347 size_t size, int flags)
349 if (!strncmp(name, XATTR_SECURITY_PREFIX,
350 sizeof(XATTR_SECURITY_PREFIX) - 1) &&
351 !capable(CAP_SYS_ADMIN))
356 static void dummy_inode_post_setxattr (struct dentry *dentry, char *name, void *value,
357 size_t size, int flags)
361 static int dummy_inode_getxattr (struct dentry *dentry, char *name)
366 static int dummy_inode_listxattr (struct dentry *dentry)
371 static int dummy_inode_removexattr (struct dentry *dentry, char *name)
373 if (!strncmp(name, XATTR_SECURITY_PREFIX,
374 sizeof(XATTR_SECURITY_PREFIX) - 1) &&
375 !capable(CAP_SYS_ADMIN))
380 static int dummy_inode_getsecurity(const struct inode *inode, const char *name, void *buffer, size_t size, int err)
385 static int dummy_inode_setsecurity(struct inode *inode, const char *name, const void *value, size_t size, int flags)
390 static int dummy_inode_listsecurity(struct inode *inode, char *buffer, size_t buffer_size)
395 static const char *dummy_inode_xattr_getsuffix(void)
400 static int dummy_file_permission (struct file *file, int mask)
405 static int dummy_file_alloc_security (struct file *file)
410 static void dummy_file_free_security (struct file *file)
415 static int dummy_file_ioctl (struct file *file, unsigned int command,
421 static int dummy_file_mmap (struct file *file, unsigned long reqprot,
428 static int dummy_file_mprotect (struct vm_area_struct *vma,
429 unsigned long reqprot,
435 static int dummy_file_lock (struct file *file, unsigned int cmd)
440 static int dummy_file_fcntl (struct file *file, unsigned int cmd,
446 static int dummy_file_set_fowner (struct file *file)
451 static int dummy_file_send_sigiotask (struct task_struct *tsk,
452 struct fown_struct *fown, int sig)
457 static int dummy_file_receive (struct file *file)
462 static int dummy_task_create (unsigned long clone_flags)
467 static int dummy_task_alloc_security (struct task_struct *p)
472 static void dummy_task_free_security (struct task_struct *p)
477 static int dummy_task_setuid (uid_t id0, uid_t id1, uid_t id2, int flags)
482 static int dummy_task_post_setuid (uid_t id0, uid_t id1, uid_t id2, int flags)
484 dummy_capget(current, ¤t->cap_effective, ¤t->cap_inheritable, ¤t->cap_permitted);
488 static int dummy_task_setgid (gid_t id0, gid_t id1, gid_t id2, int flags)
493 static int dummy_task_setpgid (struct task_struct *p, pid_t pgid)
498 static int dummy_task_getpgid (struct task_struct *p)
503 static int dummy_task_getsid (struct task_struct *p)
508 static void dummy_task_getsecid (struct task_struct *p, u32 *secid)
511 static int dummy_task_setgroups (struct group_info *group_info)
516 static int dummy_task_setnice (struct task_struct *p, int nice)
521 static int dummy_task_setioprio (struct task_struct *p, int ioprio)
526 static int dummy_task_getioprio (struct task_struct *p)
531 static int dummy_task_setrlimit (unsigned int resource, struct rlimit *new_rlim)
536 static int dummy_task_setscheduler (struct task_struct *p, int policy,
537 struct sched_param *lp)
542 static int dummy_task_getscheduler (struct task_struct *p)
547 static int dummy_task_movememory (struct task_struct *p)
552 static int dummy_task_wait (struct task_struct *p)
557 static int dummy_task_kill (struct task_struct *p, struct siginfo *info,
563 static int dummy_task_prctl (int option, unsigned long arg2, unsigned long arg3,
564 unsigned long arg4, unsigned long arg5)
569 static void dummy_task_reparent_to_init (struct task_struct *p)
571 p->euid = p->fsuid = 0;
575 static void dummy_task_to_inode(struct task_struct *p, struct inode *inode)
578 static int dummy_ipc_permission (struct kern_ipc_perm *ipcp, short flag)
583 static int dummy_msg_msg_alloc_security (struct msg_msg *msg)
588 static void dummy_msg_msg_free_security (struct msg_msg *msg)
593 static int dummy_msg_queue_alloc_security (struct msg_queue *msq)
598 static void dummy_msg_queue_free_security (struct msg_queue *msq)
603 static int dummy_msg_queue_associate (struct msg_queue *msq,
609 static int dummy_msg_queue_msgctl (struct msg_queue *msq, int cmd)
614 static int dummy_msg_queue_msgsnd (struct msg_queue *msq, struct msg_msg *msg,
620 static int dummy_msg_queue_msgrcv (struct msg_queue *msq, struct msg_msg *msg,
621 struct task_struct *target, long type,
627 static int dummy_shm_alloc_security (struct shmid_kernel *shp)
632 static void dummy_shm_free_security (struct shmid_kernel *shp)
637 static int dummy_shm_associate (struct shmid_kernel *shp, int shmflg)
642 static int dummy_shm_shmctl (struct shmid_kernel *shp, int cmd)
647 static int dummy_shm_shmat (struct shmid_kernel *shp, char __user *shmaddr,
653 static int dummy_sem_alloc_security (struct sem_array *sma)
658 static void dummy_sem_free_security (struct sem_array *sma)
663 static int dummy_sem_associate (struct sem_array *sma, int semflg)
668 static int dummy_sem_semctl (struct sem_array *sma, int cmd)
673 static int dummy_sem_semop (struct sem_array *sma,
674 struct sembuf *sops, unsigned nsops, int alter)
679 static int dummy_netlink_send (struct sock *sk, struct sk_buff *skb)
681 NETLINK_CB(skb).eff_cap = current->cap_effective;
685 static int dummy_netlink_recv (struct sk_buff *skb, int cap)
687 if (!cap_raised (NETLINK_CB (skb).eff_cap, cap))
692 #ifdef CONFIG_SECURITY_NETWORK
693 static int dummy_unix_stream_connect (struct socket *sock,
694 struct socket *other,
700 static int dummy_unix_may_send (struct socket *sock,
701 struct socket *other)
706 static int dummy_socket_create (int family, int type,
707 int protocol, int kern)
712 static void dummy_socket_post_create (struct socket *sock, int family, int type,
713 int protocol, int kern)
718 static int dummy_socket_bind (struct socket *sock, struct sockaddr *address,
724 static int dummy_socket_connect (struct socket *sock, struct sockaddr *address,
730 static int dummy_socket_listen (struct socket *sock, int backlog)
735 static int dummy_socket_accept (struct socket *sock, struct socket *newsock)
740 static void dummy_socket_post_accept (struct socket *sock,
741 struct socket *newsock)
746 static int dummy_socket_sendmsg (struct socket *sock, struct msghdr *msg,
752 static int dummy_socket_recvmsg (struct socket *sock, struct msghdr *msg,
758 static int dummy_socket_getsockname (struct socket *sock)
763 static int dummy_socket_getpeername (struct socket *sock)
768 static int dummy_socket_setsockopt (struct socket *sock, int level, int optname)
773 static int dummy_socket_getsockopt (struct socket *sock, int level, int optname)
778 static int dummy_socket_shutdown (struct socket *sock, int how)
783 static int dummy_socket_sock_rcv_skb (struct sock *sk, struct sk_buff *skb)
788 static int dummy_socket_getpeersec_stream(struct socket *sock, char __user *optval,
789 int __user *optlen, unsigned len)
794 static int dummy_socket_getpeersec_dgram(struct sk_buff *skb, char **secdata,
800 static inline int dummy_sk_alloc_security (struct sock *sk, int family, gfp_t priority)
805 static inline void dummy_sk_free_security (struct sock *sk)
809 static unsigned int dummy_sk_getsid(struct sock *sk, struct flowi *fl, u8 dir)
813 #endif /* CONFIG_SECURITY_NETWORK */
815 #ifdef CONFIG_SECURITY_NETWORK_XFRM
816 static int dummy_xfrm_policy_alloc_security(struct xfrm_policy *xp, struct xfrm_user_sec_ctx *sec_ctx)
821 static inline int dummy_xfrm_policy_clone_security(struct xfrm_policy *old, struct xfrm_policy *new)
826 static void dummy_xfrm_policy_free_security(struct xfrm_policy *xp)
830 static int dummy_xfrm_policy_delete_security(struct xfrm_policy *xp)
835 static int dummy_xfrm_state_alloc_security(struct xfrm_state *x, struct xfrm_user_sec_ctx *sec_ctx)
840 static void dummy_xfrm_state_free_security(struct xfrm_state *x)
844 static int dummy_xfrm_state_delete_security(struct xfrm_state *x)
849 static int dummy_xfrm_policy_lookup(struct xfrm_policy *xp, u32 sk_sid, u8 dir)
853 #endif /* CONFIG_SECURITY_NETWORK_XFRM */
854 static int dummy_register_security (const char *name, struct security_operations *ops)
859 static int dummy_unregister_security (const char *name, struct security_operations *ops)
864 static void dummy_d_instantiate (struct dentry *dentry, struct inode *inode)
869 static int dummy_getprocattr(struct task_struct *p, char *name, void *value, size_t size)
874 static int dummy_setprocattr(struct task_struct *p, char *name, void *value, size_t size)
880 static inline int dummy_key_alloc(struct key *key, struct task_struct *ctx,
886 static inline void dummy_key_free(struct key *key)
890 static inline int dummy_key_permission(key_ref_t key_ref,
891 struct task_struct *context,
896 #endif /* CONFIG_KEYS */
898 struct security_operations dummy_security_ops;
900 #define set_to_dummy_if_null(ops, function) \
902 if (!ops->function) { \
903 ops->function = dummy_##function; \
904 pr_debug("Had to override the " #function \
905 " security operation with the dummy one.\n");\
909 void security_fixup_ops (struct security_operations *ops)
911 set_to_dummy_if_null(ops, ptrace);
912 set_to_dummy_if_null(ops, capget);
913 set_to_dummy_if_null(ops, capset_check);
914 set_to_dummy_if_null(ops, capset_set);
915 set_to_dummy_if_null(ops, acct);
916 set_to_dummy_if_null(ops, capable);
917 set_to_dummy_if_null(ops, quotactl);
918 set_to_dummy_if_null(ops, quota_on);
919 set_to_dummy_if_null(ops, sysctl);
920 set_to_dummy_if_null(ops, syslog);
921 set_to_dummy_if_null(ops, settime);
922 set_to_dummy_if_null(ops, vm_enough_memory);
923 set_to_dummy_if_null(ops, bprm_alloc_security);
924 set_to_dummy_if_null(ops, bprm_free_security);
925 set_to_dummy_if_null(ops, bprm_apply_creds);
926 set_to_dummy_if_null(ops, bprm_post_apply_creds);
927 set_to_dummy_if_null(ops, bprm_set_security);
928 set_to_dummy_if_null(ops, bprm_check_security);
929 set_to_dummy_if_null(ops, bprm_secureexec);
930 set_to_dummy_if_null(ops, sb_alloc_security);
931 set_to_dummy_if_null(ops, sb_free_security);
932 set_to_dummy_if_null(ops, sb_copy_data);
933 set_to_dummy_if_null(ops, sb_kern_mount);
934 set_to_dummy_if_null(ops, sb_statfs);
935 set_to_dummy_if_null(ops, sb_mount);
936 set_to_dummy_if_null(ops, sb_check_sb);
937 set_to_dummy_if_null(ops, sb_umount);
938 set_to_dummy_if_null(ops, sb_umount_close);
939 set_to_dummy_if_null(ops, sb_umount_busy);
940 set_to_dummy_if_null(ops, sb_post_remount);
941 set_to_dummy_if_null(ops, sb_post_mountroot);
942 set_to_dummy_if_null(ops, sb_post_addmount);
943 set_to_dummy_if_null(ops, sb_pivotroot);
944 set_to_dummy_if_null(ops, sb_post_pivotroot);
945 set_to_dummy_if_null(ops, inode_alloc_security);
946 set_to_dummy_if_null(ops, inode_free_security);
947 set_to_dummy_if_null(ops, inode_init_security);
948 set_to_dummy_if_null(ops, inode_create);
949 set_to_dummy_if_null(ops, inode_link);
950 set_to_dummy_if_null(ops, inode_unlink);
951 set_to_dummy_if_null(ops, inode_symlink);
952 set_to_dummy_if_null(ops, inode_mkdir);
953 set_to_dummy_if_null(ops, inode_rmdir);
954 set_to_dummy_if_null(ops, inode_mknod);
955 set_to_dummy_if_null(ops, inode_rename);
956 set_to_dummy_if_null(ops, inode_readlink);
957 set_to_dummy_if_null(ops, inode_follow_link);
958 set_to_dummy_if_null(ops, inode_permission);
959 set_to_dummy_if_null(ops, inode_setattr);
960 set_to_dummy_if_null(ops, inode_getattr);
961 set_to_dummy_if_null(ops, inode_delete);
962 set_to_dummy_if_null(ops, inode_setxattr);
963 set_to_dummy_if_null(ops, inode_post_setxattr);
964 set_to_dummy_if_null(ops, inode_getxattr);
965 set_to_dummy_if_null(ops, inode_listxattr);
966 set_to_dummy_if_null(ops, inode_removexattr);
967 set_to_dummy_if_null(ops, inode_xattr_getsuffix);
968 set_to_dummy_if_null(ops, inode_getsecurity);
969 set_to_dummy_if_null(ops, inode_setsecurity);
970 set_to_dummy_if_null(ops, inode_listsecurity);
971 set_to_dummy_if_null(ops, file_permission);
972 set_to_dummy_if_null(ops, file_alloc_security);
973 set_to_dummy_if_null(ops, file_free_security);
974 set_to_dummy_if_null(ops, file_ioctl);
975 set_to_dummy_if_null(ops, file_mmap);
976 set_to_dummy_if_null(ops, file_mprotect);
977 set_to_dummy_if_null(ops, file_lock);
978 set_to_dummy_if_null(ops, file_fcntl);
979 set_to_dummy_if_null(ops, file_set_fowner);
980 set_to_dummy_if_null(ops, file_send_sigiotask);
981 set_to_dummy_if_null(ops, file_receive);
982 set_to_dummy_if_null(ops, task_create);
983 set_to_dummy_if_null(ops, task_alloc_security);
984 set_to_dummy_if_null(ops, task_free_security);
985 set_to_dummy_if_null(ops, task_setuid);
986 set_to_dummy_if_null(ops, task_post_setuid);
987 set_to_dummy_if_null(ops, task_setgid);
988 set_to_dummy_if_null(ops, task_setpgid);
989 set_to_dummy_if_null(ops, task_getpgid);
990 set_to_dummy_if_null(ops, task_getsid);
991 set_to_dummy_if_null(ops, task_getsecid);
992 set_to_dummy_if_null(ops, task_setgroups);
993 set_to_dummy_if_null(ops, task_setnice);
994 set_to_dummy_if_null(ops, task_setioprio);
995 set_to_dummy_if_null(ops, task_getioprio);
996 set_to_dummy_if_null(ops, task_setrlimit);
997 set_to_dummy_if_null(ops, task_setscheduler);
998 set_to_dummy_if_null(ops, task_getscheduler);
999 set_to_dummy_if_null(ops, task_movememory);
1000 set_to_dummy_if_null(ops, task_wait);
1001 set_to_dummy_if_null(ops, task_kill);
1002 set_to_dummy_if_null(ops, task_prctl);
1003 set_to_dummy_if_null(ops, task_reparent_to_init);
1004 set_to_dummy_if_null(ops, task_to_inode);
1005 set_to_dummy_if_null(ops, ipc_permission);
1006 set_to_dummy_if_null(ops, msg_msg_alloc_security);
1007 set_to_dummy_if_null(ops, msg_msg_free_security);
1008 set_to_dummy_if_null(ops, msg_queue_alloc_security);
1009 set_to_dummy_if_null(ops, msg_queue_free_security);
1010 set_to_dummy_if_null(ops, msg_queue_associate);
1011 set_to_dummy_if_null(ops, msg_queue_msgctl);
1012 set_to_dummy_if_null(ops, msg_queue_msgsnd);
1013 set_to_dummy_if_null(ops, msg_queue_msgrcv);
1014 set_to_dummy_if_null(ops, shm_alloc_security);
1015 set_to_dummy_if_null(ops, shm_free_security);
1016 set_to_dummy_if_null(ops, shm_associate);
1017 set_to_dummy_if_null(ops, shm_shmctl);
1018 set_to_dummy_if_null(ops, shm_shmat);
1019 set_to_dummy_if_null(ops, sem_alloc_security);
1020 set_to_dummy_if_null(ops, sem_free_security);
1021 set_to_dummy_if_null(ops, sem_associate);
1022 set_to_dummy_if_null(ops, sem_semctl);
1023 set_to_dummy_if_null(ops, sem_semop);
1024 set_to_dummy_if_null(ops, netlink_send);
1025 set_to_dummy_if_null(ops, netlink_recv);
1026 set_to_dummy_if_null(ops, register_security);
1027 set_to_dummy_if_null(ops, unregister_security);
1028 set_to_dummy_if_null(ops, d_instantiate);
1029 set_to_dummy_if_null(ops, getprocattr);
1030 set_to_dummy_if_null(ops, setprocattr);
1031 #ifdef CONFIG_SECURITY_NETWORK
1032 set_to_dummy_if_null(ops, unix_stream_connect);
1033 set_to_dummy_if_null(ops, unix_may_send);
1034 set_to_dummy_if_null(ops, socket_create);
1035 set_to_dummy_if_null(ops, socket_post_create);
1036 set_to_dummy_if_null(ops, socket_bind);
1037 set_to_dummy_if_null(ops, socket_connect);
1038 set_to_dummy_if_null(ops, socket_listen);
1039 set_to_dummy_if_null(ops, socket_accept);
1040 set_to_dummy_if_null(ops, socket_post_accept);
1041 set_to_dummy_if_null(ops, socket_sendmsg);
1042 set_to_dummy_if_null(ops, socket_recvmsg);
1043 set_to_dummy_if_null(ops, socket_getsockname);
1044 set_to_dummy_if_null(ops, socket_getpeername);
1045 set_to_dummy_if_null(ops, socket_setsockopt);
1046 set_to_dummy_if_null(ops, socket_getsockopt);
1047 set_to_dummy_if_null(ops, socket_shutdown);
1048 set_to_dummy_if_null(ops, socket_sock_rcv_skb);
1049 set_to_dummy_if_null(ops, socket_getpeersec_stream);
1050 set_to_dummy_if_null(ops, socket_getpeersec_dgram);
1051 set_to_dummy_if_null(ops, sk_alloc_security);
1052 set_to_dummy_if_null(ops, sk_free_security);
1053 set_to_dummy_if_null(ops, sk_getsid);
1054 #endif /* CONFIG_SECURITY_NETWORK */
1055 #ifdef CONFIG_SECURITY_NETWORK_XFRM
1056 set_to_dummy_if_null(ops, xfrm_policy_alloc_security);
1057 set_to_dummy_if_null(ops, xfrm_policy_clone_security);
1058 set_to_dummy_if_null(ops, xfrm_policy_free_security);
1059 set_to_dummy_if_null(ops, xfrm_policy_delete_security);
1060 set_to_dummy_if_null(ops, xfrm_state_alloc_security);
1061 set_to_dummy_if_null(ops, xfrm_state_free_security);
1062 set_to_dummy_if_null(ops, xfrm_state_delete_security);
1063 set_to_dummy_if_null(ops, xfrm_policy_lookup);
1064 #endif /* CONFIG_SECURITY_NETWORK_XFRM */
1066 set_to_dummy_if_null(ops, key_alloc);
1067 set_to_dummy_if_null(ops, key_free);
1068 set_to_dummy_if_null(ops, key_permission);
1069 #endif /* CONFIG_KEYS */