diff mbox series

[bpf-next,2/5] bpf, lsm: Add return value range description for lsm hook

Message ID 20240316122359.1073787-3-xukuohai@huaweicloud.com (mailing list archive)
State Changes Requested
Delegated to: BPF
Headers show
Series Fix kernel panic caused by bpf lsm return value | expand

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netdev/series_format success Posting correctly formatted
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netdev/fixes_present success Fixes tag not required for -next series
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Commit Message

Xu Kuohai March 16, 2024, 12:23 p.m. UTC 
From: Xu Kuohai <xukuohai@huawei.com>

Add return value descriptions for lsm hook.

Two integer ranges are added:

1. ERRNO: Integer between -MAX_ERRNO and 0, including -MAX_ERRNO and 0.
2. ANY: Any integer

Signed-off-by: Xu Kuohai <xukuohai@huawei.com>
---
 include/linux/lsm_hook_defs.h | 431 +++++++++++++++++-----------------
 kernel/bpf/bpf_lsm.c          |   2 +-
 security/security.c           |   2 +-
 3 files changed, 218 insertions(+), 217 deletions(-)
diff mbox series

Patch

diff --git a/include/linux/lsm_hook_defs.h b/include/linux/lsm_hook_defs.h
index 22b64b15faa8..f6a744910aa4 100644
--- a/include/linux/lsm_hook_defs.h
+++ b/include/linux/lsm_hook_defs.h
@@ -18,419 +18,420 @@ 
  * The macro LSM_HOOK is used to define the data structures required by
  * the LSM framework using the pattern:
  *
- *	LSM_HOOK(<return_type>, <default_value>, <hook_name>, args...)
+ *	LSM_HOOK(<return_type>, <return_description>, <hook_name>, args...)
  *
  * struct security_hook_heads {
- *   #define LSM_HOOK(RET, DEFAULT, NAME, ...) struct hlist_head NAME;
+ *   #define LSM_HOOK(RET, RETVAL_DESC, NAME, ...) struct hlist_head NAME;
  *   #include <linux/lsm_hook_defs.h>
  *   #undef LSM_HOOK
  * };
  */
-LSM_HOOK(int, LSM_RET_INT(0), binder_set_context_mgr, const struct cred *mgr)
-LSM_HOOK(int, LSM_RET_INT(0), binder_transaction, const struct cred *from,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), binder_set_context_mgr, const struct cred *mgr)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), binder_transaction, const struct cred *from,
 	 const struct cred *to)
-LSM_HOOK(int, LSM_RET_INT(0), binder_transfer_binder, const struct cred *from,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), binder_transfer_binder, const struct cred *from,
 	 const struct cred *to)
-LSM_HOOK(int, LSM_RET_INT(0), binder_transfer_file, const struct cred *from,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), binder_transfer_file, const struct cred *from,
 	 const struct cred *to, const struct file *file)
-LSM_HOOK(int, LSM_RET_INT(0), ptrace_access_check, struct task_struct *child,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), ptrace_access_check, struct task_struct *child,
 	 unsigned int mode)
-LSM_HOOK(int, LSM_RET_INT(0), ptrace_traceme, struct task_struct *parent)
-LSM_HOOK(int, LSM_RET_INT(0), capget, const struct task_struct *target, kernel_cap_t *effective,
-	 kernel_cap_t *inheritable, kernel_cap_t *permitted)
-LSM_HOOK(int, LSM_RET_INT(0), capset, struct cred *new, const struct cred *old,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), ptrace_traceme, struct task_struct *parent)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), capget, const struct task_struct *target,
+	 kernel_cap_t *effective, kernel_cap_t *inheritable, kernel_cap_t *permitted)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), capset, struct cred *new, const struct cred *old,
 	 const kernel_cap_t *effective, const kernel_cap_t *inheritable,
 	 const kernel_cap_t *permitted)
-LSM_HOOK(int, LSM_RET_INT(0), capable, const struct cred *cred, struct user_namespace *ns,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), capable, const struct cred *cred, struct user_namespace *ns,
 	 int cap, unsigned int opts)
-LSM_HOOK(int, LSM_RET_INT(0), quotactl, int cmds, int type, int id, const struct super_block *sb)
-LSM_HOOK(int, LSM_RET_INT(0), quota_on, struct dentry *dentry)
-LSM_HOOK(int, LSM_RET_INT(0), syslog, int type)
-LSM_HOOK(int, LSM_RET_INT(0), settime, const struct timespec64 *ts,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), quotactl, int cmds, int type, int id,
+	 const struct super_block *sb)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), quota_on, struct dentry *dentry)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), syslog, int type)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), settime, const struct timespec64 *ts,
 	 const struct timezone *tz)
-LSM_HOOK(int, LSM_RET_INT(1), vm_enough_memory, struct mm_struct *mm, long pages)
-LSM_HOOK(int, LSM_RET_INT(0), bprm_creds_for_exec, struct linux_binprm *bprm)
-LSM_HOOK(int, LSM_RET_INT(0), bprm_creds_from_file, struct linux_binprm *bprm,
+LSM_HOOK(int, LSM_RET_INT(1, ANY), vm_enough_memory, struct mm_struct *mm, long pages)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), bprm_creds_for_exec, struct linux_binprm *bprm)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), bprm_creds_from_file, struct linux_binprm *bprm,
 	 const struct file *file)
-LSM_HOOK(int, LSM_RET_INT(0), bprm_check_security, struct linux_binprm *bprm)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), bprm_check_security, struct linux_binprm *bprm)
 LSM_HOOK(void, LSM_RET_VOID, bprm_committing_creds, const struct linux_binprm *bprm)
 LSM_HOOK(void, LSM_RET_VOID, bprm_committed_creds, const struct linux_binprm *bprm)
-LSM_HOOK(int, LSM_RET_INT(0), fs_context_submount, struct fs_context *fc,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), fs_context_submount, struct fs_context *fc,
 	 struct super_block *reference)
-LSM_HOOK(int, LSM_RET_INT(0), fs_context_dup, struct fs_context *fc,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), fs_context_dup, struct fs_context *fc,
 	 struct fs_context *src_sc)
-LSM_HOOK(int, LSM_RET_INT(-ENOPARAM), fs_context_parse_param, struct fs_context *fc,
+LSM_HOOK(int, LSM_RET_INT(-ENOPARAM, ERRNO), fs_context_parse_param, struct fs_context *fc,
 	 struct fs_parameter *param)
-LSM_HOOK(int, LSM_RET_INT(0), sb_alloc_security, struct super_block *sb)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), sb_alloc_security, struct super_block *sb)
 LSM_HOOK(void, LSM_RET_VOID, sb_delete, struct super_block *sb)
 LSM_HOOK(void, LSM_RET_VOID, sb_free_security, struct super_block *sb)
 LSM_HOOK(void, LSM_RET_VOID, sb_free_mnt_opts, void *mnt_opts)
-LSM_HOOK(int, LSM_RET_INT(0), sb_eat_lsm_opts, char *orig, void **mnt_opts)
-LSM_HOOK(int, LSM_RET_INT(0), sb_mnt_opts_compat, struct super_block *sb, void *mnt_opts)
-LSM_HOOK(int, LSM_RET_INT(0), sb_remount, struct super_block *sb, void *mnt_opts)
-LSM_HOOK(int, LSM_RET_INT(0), sb_kern_mount, const struct super_block *sb)
-LSM_HOOK(int, LSM_RET_INT(0), sb_show_options, struct seq_file *m, struct super_block *sb)
-LSM_HOOK(int, LSM_RET_INT(0), sb_statfs, struct dentry *dentry)
-LSM_HOOK(int, LSM_RET_INT(0), sb_mount, const char *dev_name, const struct path *path,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), sb_eat_lsm_opts, char *orig, void **mnt_opts)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), sb_mnt_opts_compat, struct super_block *sb, void *mnt_opts)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), sb_remount, struct super_block *sb, void *mnt_opts)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), sb_kern_mount, const struct super_block *sb)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), sb_show_options, struct seq_file *m, struct super_block *sb)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), sb_statfs, struct dentry *dentry)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), sb_mount, const char *dev_name, const struct path *path,
 	 const char *type, unsigned long flags, void *data)
-LSM_HOOK(int, LSM_RET_INT(0), sb_umount, struct vfsmount *mnt, int flags)
-LSM_HOOK(int, LSM_RET_INT(0), sb_pivotroot, const struct path *old_path,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), sb_umount, struct vfsmount *mnt, int flags)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), sb_pivotroot, const struct path *old_path,
 	 const struct path *new_path)
-LSM_HOOK(int, LSM_RET_INT(0), sb_set_mnt_opts, struct super_block *sb, void *mnt_opts,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), sb_set_mnt_opts, struct super_block *sb, void *mnt_opts,
 	 unsigned long kern_flags, unsigned long *set_kern_flags)
-LSM_HOOK(int, LSM_RET_INT(0), sb_clone_mnt_opts, const struct super_block *oldsb,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), sb_clone_mnt_opts, const struct super_block *oldsb,
 	 struct super_block *newsb, unsigned long kern_flags,
 	 unsigned long *set_kern_flags)
-LSM_HOOK(int, LSM_RET_INT(0), move_mount, const struct path *from_path,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), move_mount, const struct path *from_path,
 	 const struct path *to_path)
-LSM_HOOK(int, LSM_RET_INT(-EOPNOTSUPP), dentry_init_security, struct dentry *dentry,
+LSM_HOOK(int, LSM_RET_INT(-EOPNOTSUPP, ERRNO), dentry_init_security, struct dentry *dentry,
 	 int mode, const struct qstr *name, const char **xattr_name,
 	 void **ctx, u32 *ctxlen)
-LSM_HOOK(int, LSM_RET_INT(0), dentry_create_files_as, struct dentry *dentry, int mode,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), dentry_create_files_as, struct dentry *dentry, int mode,
 	 struct qstr *name, const struct cred *old, struct cred *new)
 
 #ifdef CONFIG_SECURITY_PATH
-LSM_HOOK(int, LSM_RET_INT(0), path_unlink, const struct path *dir, struct dentry *dentry)
-LSM_HOOK(int, LSM_RET_INT(0), path_mkdir, const struct path *dir, struct dentry *dentry,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), path_unlink, const struct path *dir, struct dentry *dentry)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), path_mkdir, const struct path *dir, struct dentry *dentry,
 	 umode_t mode)
-LSM_HOOK(int, LSM_RET_INT(0), path_rmdir, const struct path *dir, struct dentry *dentry)
-LSM_HOOK(int, LSM_RET_INT(0), path_mknod, const struct path *dir, struct dentry *dentry,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), path_rmdir, const struct path *dir, struct dentry *dentry)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), path_mknod, const struct path *dir, struct dentry *dentry,
 	 umode_t mode, unsigned int dev)
-LSM_HOOK(int, LSM_RET_INT(0), path_truncate, const struct path *path)
-LSM_HOOK(int, LSM_RET_INT(0), path_symlink, const struct path *dir, struct dentry *dentry,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), path_truncate, const struct path *path)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), path_symlink, const struct path *dir, struct dentry *dentry,
 	 const char *old_name)
-LSM_HOOK(int, LSM_RET_INT(0), path_link, struct dentry *old_dentry,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), path_link, struct dentry *old_dentry,
 	 const struct path *new_dir, struct dentry *new_dentry)
-LSM_HOOK(int, LSM_RET_INT(0), path_rename, const struct path *old_dir,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), path_rename, const struct path *old_dir,
 	 struct dentry *old_dentry, const struct path *new_dir,
 	 struct dentry *new_dentry, unsigned int flags)
-LSM_HOOK(int, LSM_RET_INT(0), path_chmod, const struct path *path, umode_t mode)
-LSM_HOOK(int, LSM_RET_INT(0), path_chown, const struct path *path, kuid_t uid, kgid_t gid)
-LSM_HOOK(int, LSM_RET_INT(0), path_chroot, const struct path *path)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), path_chmod, const struct path *path, umode_t mode)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), path_chown, const struct path *path, kuid_t uid, kgid_t gid)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), path_chroot, const struct path *path)
 #endif /* CONFIG_SECURITY_PATH */
 
 /* Needed for inode based security check */
-LSM_HOOK(int, LSM_RET_INT(0), path_notify, const struct path *path, u64 mask,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), path_notify, const struct path *path, u64 mask,
 	 unsigned int obj_type)
-LSM_HOOK(int, LSM_RET_INT(0), inode_alloc_security, struct inode *inode)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), inode_alloc_security, struct inode *inode)
 LSM_HOOK(void, LSM_RET_VOID, inode_free_security, struct inode *inode)
-LSM_HOOK(int, LSM_RET_INT(-EOPNOTSUPP), inode_init_security, struct inode *inode,
+LSM_HOOK(int, LSM_RET_INT(-EOPNOTSUPP, ERRNO), inode_init_security, struct inode *inode,
 	 struct inode *dir, const struct qstr *qstr, struct xattr *xattrs,
 	 int *xattr_count)
-LSM_HOOK(int, LSM_RET_INT(0), inode_init_security_anon, struct inode *inode,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), inode_init_security_anon, struct inode *inode,
 	 const struct qstr *name, const struct inode *context_inode)
-LSM_HOOK(int, LSM_RET_INT(0), inode_create, struct inode *dir, struct dentry *dentry,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), inode_create, struct inode *dir, struct dentry *dentry,
 	 umode_t mode)
-LSM_HOOK(int, LSM_RET_INT(0), inode_link, struct dentry *old_dentry, struct inode *dir,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), inode_link, struct dentry *old_dentry, struct inode *dir,
 	 struct dentry *new_dentry)
-LSM_HOOK(int, LSM_RET_INT(0), inode_unlink, struct inode *dir, struct dentry *dentry)
-LSM_HOOK(int, LSM_RET_INT(0), inode_symlink, struct inode *dir, struct dentry *dentry,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), inode_unlink, struct inode *dir, struct dentry *dentry)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), inode_symlink, struct inode *dir, struct dentry *dentry,
 	 const char *old_name)
-LSM_HOOK(int, LSM_RET_INT(0), inode_mkdir, struct inode *dir, struct dentry *dentry,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), inode_mkdir, struct inode *dir, struct dentry *dentry,
 	 umode_t mode)
-LSM_HOOK(int, LSM_RET_INT(0), inode_rmdir, struct inode *dir, struct dentry *dentry)
-LSM_HOOK(int, LSM_RET_INT(0), inode_mknod, struct inode *dir, struct dentry *dentry,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), inode_rmdir, struct inode *dir, struct dentry *dentry)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), inode_mknod, struct inode *dir, struct dentry *dentry,
 	 umode_t mode, dev_t dev)
-LSM_HOOK(int, LSM_RET_INT(0), inode_rename, struct inode *old_dir, struct dentry *old_dentry,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), inode_rename, struct inode *old_dir, struct dentry *old_dentry,
 	 struct inode *new_dir, struct dentry *new_dentry)
-LSM_HOOK(int, LSM_RET_INT(0), inode_readlink, struct dentry *dentry)
-LSM_HOOK(int, LSM_RET_INT(0), inode_follow_link, struct dentry *dentry, struct inode *inode,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), inode_readlink, struct dentry *dentry)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), inode_follow_link, struct dentry *dentry, struct inode *inode,
 	 bool rcu)
-LSM_HOOK(int, LSM_RET_INT(0), inode_permission, struct inode *inode, int mask)
-LSM_HOOK(int, LSM_RET_INT(0), inode_setattr, struct dentry *dentry, struct iattr *attr)
-LSM_HOOK(int, LSM_RET_INT(0), inode_getattr, const struct path *path)
-LSM_HOOK(int, LSM_RET_INT(0), inode_setxattr, struct mnt_idmap *idmap,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), inode_permission, struct inode *inode, int mask)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), inode_setattr, struct dentry *dentry, struct iattr *attr)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), inode_getattr, const struct path *path)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), inode_setxattr, struct mnt_idmap *idmap,
 	 struct dentry *dentry, const char *name, const void *value,
 	 size_t size, int flags)
 LSM_HOOK(void, LSM_RET_VOID, inode_post_setxattr, struct dentry *dentry,
 	 const char *name, const void *value, size_t size, int flags)
-LSM_HOOK(int, LSM_RET_INT(0), inode_getxattr, struct dentry *dentry, const char *name)
-LSM_HOOK(int, LSM_RET_INT(0), inode_listxattr, struct dentry *dentry)
-LSM_HOOK(int, LSM_RET_INT(0), inode_removexattr, struct mnt_idmap *idmap,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), inode_getxattr, struct dentry *dentry, const char *name)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), inode_listxattr, struct dentry *dentry)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), inode_removexattr, struct mnt_idmap *idmap,
 	 struct dentry *dentry, const char *name)
-LSM_HOOK(int, LSM_RET_INT(0), inode_set_acl, struct mnt_idmap *idmap,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), inode_set_acl, struct mnt_idmap *idmap,
 	 struct dentry *dentry, const char *acl_name, struct posix_acl *kacl)
-LSM_HOOK(int, LSM_RET_INT(0), inode_get_acl, struct mnt_idmap *idmap,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), inode_get_acl, struct mnt_idmap *idmap,
 	 struct dentry *dentry, const char *acl_name)
-LSM_HOOK(int, LSM_RET_INT(0), inode_remove_acl, struct mnt_idmap *idmap,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), inode_remove_acl, struct mnt_idmap *idmap,
 	 struct dentry *dentry, const char *acl_name)
-LSM_HOOK(int, LSM_RET_INT(0), inode_need_killpriv, struct dentry *dentry)
-LSM_HOOK(int, LSM_RET_INT(0), inode_killpriv, struct mnt_idmap *idmap,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), inode_need_killpriv, struct dentry *dentry)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), inode_killpriv, struct mnt_idmap *idmap,
 	 struct dentry *dentry)
-LSM_HOOK(int, LSM_RET_INT(-EOPNOTSUPP), inode_getsecurity, struct mnt_idmap *idmap,
+LSM_HOOK(int, LSM_RET_INT(-EOPNOTSUPP, ERRNO), inode_getsecurity, struct mnt_idmap *idmap,
 	 struct inode *inode, const char *name, void **buffer, bool alloc)
-LSM_HOOK(int, LSM_RET_INT(-EOPNOTSUPP), inode_setsecurity, struct inode *inode,
+LSM_HOOK(int, LSM_RET_INT(-EOPNOTSUPP, ERRNO), inode_setsecurity, struct inode *inode,
 	 const char *name, const void *value, size_t size, int flags)
-LSM_HOOK(int, LSM_RET_INT(0), inode_listsecurity, struct inode *inode, char *buffer,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), inode_listsecurity, struct inode *inode, char *buffer,
 	 size_t buffer_size)
 LSM_HOOK(void, LSM_RET_VOID, inode_getsecid, struct inode *inode, u32 *secid)
-LSM_HOOK(int, LSM_RET_INT(0), inode_copy_up, struct dentry *src, struct cred **new)
-LSM_HOOK(int, LSM_RET_INT(-EOPNOTSUPP), inode_copy_up_xattr, const char *name)
-LSM_HOOK(int, LSM_RET_INT(0), kernfs_init_security, struct kernfs_node *kn_dir,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), inode_copy_up, struct dentry *src, struct cred **new)
+LSM_HOOK(int, LSM_RET_INT(-EOPNOTSUPP, ERRNO), inode_copy_up_xattr, const char *name)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), kernfs_init_security, struct kernfs_node *kn_dir,
 	 struct kernfs_node *kn)
-LSM_HOOK(int, LSM_RET_INT(0), file_permission, struct file *file, int mask)
-LSM_HOOK(int, LSM_RET_INT(0), file_alloc_security, struct file *file)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), file_permission, struct file *file, int mask)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), file_alloc_security, struct file *file)
 LSM_HOOK(void, LSM_RET_VOID, file_free_security, struct file *file)
-LSM_HOOK(int, LSM_RET_INT(0), file_ioctl, struct file *file, unsigned int cmd,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), file_ioctl, struct file *file, unsigned int cmd,
 	 unsigned long arg)
-LSM_HOOK(int, LSM_RET_INT(0), file_ioctl_compat, struct file *file, unsigned int cmd,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), file_ioctl_compat, struct file *file, unsigned int cmd,
 	 unsigned long arg)
-LSM_HOOK(int, LSM_RET_INT(0), mmap_addr, unsigned long addr)
-LSM_HOOK(int, LSM_RET_INT(0), mmap_file, struct file *file, unsigned long reqprot,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), mmap_addr, unsigned long addr)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), mmap_file, struct file *file, unsigned long reqprot,
 	 unsigned long prot, unsigned long flags)
-LSM_HOOK(int, LSM_RET_INT(0), file_mprotect, struct vm_area_struct *vma,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), file_mprotect, struct vm_area_struct *vma,
 	 unsigned long reqprot, unsigned long prot)
-LSM_HOOK(int, LSM_RET_INT(0), file_lock, struct file *file, unsigned int cmd)
-LSM_HOOK(int, LSM_RET_INT(0), file_fcntl, struct file *file, unsigned int cmd,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), file_lock, struct file *file, unsigned int cmd)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), file_fcntl, struct file *file, unsigned int cmd,
 	 unsigned long arg)
 LSM_HOOK(void, LSM_RET_VOID, file_set_fowner, struct file *file)
-LSM_HOOK(int, LSM_RET_INT(0), file_send_sigiotask, struct task_struct *tsk,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), file_send_sigiotask, struct task_struct *tsk,
 	 struct fown_struct *fown, int sig)
-LSM_HOOK(int, LSM_RET_INT(0), file_receive, struct file *file)
-LSM_HOOK(int, LSM_RET_INT(0), file_open, struct file *file)
-LSM_HOOK(int, LSM_RET_INT(0), file_truncate, struct file *file)
-LSM_HOOK(int, LSM_RET_INT(0), task_alloc, struct task_struct *task,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), file_receive, struct file *file)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), file_open, struct file *file)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), file_truncate, struct file *file)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), task_alloc, struct task_struct *task,
 	 unsigned long clone_flags)
 LSM_HOOK(void, LSM_RET_VOID, task_free, struct task_struct *task)
-LSM_HOOK(int, LSM_RET_INT(0), cred_alloc_blank, struct cred *cred, gfp_t gfp)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), cred_alloc_blank, struct cred *cred, gfp_t gfp)
 LSM_HOOK(void, LSM_RET_VOID, cred_free, struct cred *cred)
-LSM_HOOK(int, LSM_RET_INT(0), cred_prepare, struct cred *new, const struct cred *old,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), cred_prepare, struct cred *new, const struct cred *old,
 	 gfp_t gfp)
 LSM_HOOK(void, LSM_RET_VOID, cred_transfer, struct cred *new,
 	 const struct cred *old)
 LSM_HOOK(void, LSM_RET_VOID, cred_getsecid, const struct cred *c, u32 *secid)
-LSM_HOOK(int, LSM_RET_INT(0), kernel_act_as, struct cred *new, u32 secid)
-LSM_HOOK(int, LSM_RET_INT(0), kernel_create_files_as, struct cred *new, struct inode *inode)
-LSM_HOOK(int, LSM_RET_INT(0), kernel_module_request, char *kmod_name)
-LSM_HOOK(int, LSM_RET_INT(0), kernel_load_data, enum kernel_load_data_id id, bool contents)
-LSM_HOOK(int, LSM_RET_INT(0), kernel_post_load_data, char *buf, loff_t size,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), kernel_act_as, struct cred *new, u32 secid)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), kernel_create_files_as, struct cred *new, struct inode *inode)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), kernel_module_request, char *kmod_name)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), kernel_load_data, enum kernel_load_data_id id, bool contents)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), kernel_post_load_data, char *buf, loff_t size,
 	 enum kernel_load_data_id id, char *description)
-LSM_HOOK(int, LSM_RET_INT(0), kernel_read_file, struct file *file,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), kernel_read_file, struct file *file,
 	 enum kernel_read_file_id id, bool contents)
-LSM_HOOK(int, LSM_RET_INT(0), kernel_post_read_file, struct file *file, char *buf,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), kernel_post_read_file, struct file *file, char *buf,
 	 loff_t size, enum kernel_read_file_id id)
-LSM_HOOK(int, LSM_RET_INT(0), task_fix_setuid, struct cred *new, const struct cred *old,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), task_fix_setuid, struct cred *new, const struct cred *old,
 	 int flags)
-LSM_HOOK(int, LSM_RET_INT(0), task_fix_setgid, struct cred *new, const struct cred *old,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), task_fix_setgid, struct cred *new, const struct cred *old,
 	 int flags)
-LSM_HOOK(int, LSM_RET_INT(0), task_fix_setgroups, struct cred *new, const struct cred *old)
-LSM_HOOK(int, LSM_RET_INT(0), task_setpgid, struct task_struct *p, pid_t pgid)
-LSM_HOOK(int, LSM_RET_INT(0), task_getpgid, struct task_struct *p)
-LSM_HOOK(int, LSM_RET_INT(0), task_getsid, struct task_struct *p)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), task_fix_setgroups, struct cred *new, const struct cred *old)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), task_setpgid, struct task_struct *p, pid_t pgid)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), task_getpgid, struct task_struct *p)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), task_getsid, struct task_struct *p)
 LSM_HOOK(void, LSM_RET_VOID, current_getsecid_subj, u32 *secid)
 LSM_HOOK(void, LSM_RET_VOID, task_getsecid_obj,
 	 struct task_struct *p, u32 *secid)
-LSM_HOOK(int, LSM_RET_INT(0), task_setnice, struct task_struct *p, int nice)
-LSM_HOOK(int, LSM_RET_INT(0), task_setioprio, struct task_struct *p, int ioprio)
-LSM_HOOK(int, LSM_RET_INT(0), task_getioprio, struct task_struct *p)
-LSM_HOOK(int, LSM_RET_INT(0), task_prlimit, const struct cred *cred,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), task_setnice, struct task_struct *p, int nice)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), task_setioprio, struct task_struct *p, int ioprio)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), task_getioprio, struct task_struct *p)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), task_prlimit, const struct cred *cred,
 	 const struct cred *tcred, unsigned int flags)
-LSM_HOOK(int, LSM_RET_INT(0), task_setrlimit, struct task_struct *p, unsigned int resource,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), task_setrlimit, struct task_struct *p, unsigned int resource,
 	 struct rlimit *new_rlim)
-LSM_HOOK(int, LSM_RET_INT(0), task_setscheduler, struct task_struct *p)
-LSM_HOOK(int, LSM_RET_INT(0), task_getscheduler, struct task_struct *p)
-LSM_HOOK(int, LSM_RET_INT(0), task_movememory, struct task_struct *p)
-LSM_HOOK(int, LSM_RET_INT(0), task_kill, struct task_struct *p, struct kernel_siginfo *info,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), task_setscheduler, struct task_struct *p)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), task_getscheduler, struct task_struct *p)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), task_movememory, struct task_struct *p)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), task_kill, struct task_struct *p, struct kernel_siginfo *info,
 	 int sig, const struct cred *cred)
-LSM_HOOK(int, LSM_RET_INT(-ENOSYS), task_prctl, int option, unsigned long arg2,
+LSM_HOOK(int, LSM_RET_INT(-ENOSYS, ERRNO), task_prctl, int option, unsigned long arg2,
 	 unsigned long arg3, unsigned long arg4, unsigned long arg5)
 LSM_HOOK(void, LSM_RET_VOID, task_to_inode, struct task_struct *p,
 	 struct inode *inode)
-LSM_HOOK(int, LSM_RET_INT(0), userns_create, const struct cred *cred)
-LSM_HOOK(int, LSM_RET_INT(0), ipc_permission, struct kern_ipc_perm *ipcp, short flag)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), userns_create, const struct cred *cred)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), ipc_permission, struct kern_ipc_perm *ipcp, short flag)
 LSM_HOOK(void, LSM_RET_VOID, ipc_getsecid, struct kern_ipc_perm *ipcp,
 	 u32 *secid)
-LSM_HOOK(int, LSM_RET_INT(0), msg_msg_alloc_security, struct msg_msg *msg)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), msg_msg_alloc_security, struct msg_msg *msg)
 LSM_HOOK(void, LSM_RET_VOID, msg_msg_free_security, struct msg_msg *msg)
-LSM_HOOK(int, LSM_RET_INT(0), msg_queue_alloc_security, struct kern_ipc_perm *perm)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), msg_queue_alloc_security, struct kern_ipc_perm *perm)
 LSM_HOOK(void, LSM_RET_VOID, msg_queue_free_security,
 	 struct kern_ipc_perm *perm)
-LSM_HOOK(int, LSM_RET_INT(0), msg_queue_associate, struct kern_ipc_perm *perm, int msqflg)
-LSM_HOOK(int, LSM_RET_INT(0), msg_queue_msgctl, struct kern_ipc_perm *perm, int cmd)
-LSM_HOOK(int, LSM_RET_INT(0), msg_queue_msgsnd, struct kern_ipc_perm *perm,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), msg_queue_associate, struct kern_ipc_perm *perm, int msqflg)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), msg_queue_msgctl, struct kern_ipc_perm *perm, int cmd)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), msg_queue_msgsnd, struct kern_ipc_perm *perm,
 	 struct msg_msg *msg, int msqflg)
-LSM_HOOK(int, LSM_RET_INT(0), msg_queue_msgrcv, struct kern_ipc_perm *perm,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), msg_queue_msgrcv, struct kern_ipc_perm *perm,
 	 struct msg_msg *msg, struct task_struct *target, long type, int mode)
-LSM_HOOK(int, LSM_RET_INT(0), shm_alloc_security, struct kern_ipc_perm *perm)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), shm_alloc_security, struct kern_ipc_perm *perm)
 LSM_HOOK(void, LSM_RET_VOID, shm_free_security, struct kern_ipc_perm *perm)
-LSM_HOOK(int, LSM_RET_INT(0), shm_associate, struct kern_ipc_perm *perm, int shmflg)
-LSM_HOOK(int, LSM_RET_INT(0), shm_shmctl, struct kern_ipc_perm *perm, int cmd)
-LSM_HOOK(int, LSM_RET_INT(0), shm_shmat, struct kern_ipc_perm *perm, char __user *shmaddr,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), shm_associate, struct kern_ipc_perm *perm, int shmflg)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), shm_shmctl, struct kern_ipc_perm *perm, int cmd)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), shm_shmat, struct kern_ipc_perm *perm, char __user *shmaddr,
 	 int shmflg)
-LSM_HOOK(int, LSM_RET_INT(0), sem_alloc_security, struct kern_ipc_perm *perm)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), sem_alloc_security, struct kern_ipc_perm *perm)
 LSM_HOOK(void, LSM_RET_VOID, sem_free_security, struct kern_ipc_perm *perm)
-LSM_HOOK(int, LSM_RET_INT(0), sem_associate, struct kern_ipc_perm *perm, int semflg)
-LSM_HOOK(int, LSM_RET_INT(0), sem_semctl, struct kern_ipc_perm *perm, int cmd)
-LSM_HOOK(int, LSM_RET_INT(0), sem_semop, struct kern_ipc_perm *perm, struct sembuf *sops,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), sem_associate, struct kern_ipc_perm *perm, int semflg)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), sem_semctl, struct kern_ipc_perm *perm, int cmd)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), sem_semop, struct kern_ipc_perm *perm, struct sembuf *sops,
 	 unsigned nsops, int alter)
-LSM_HOOK(int, LSM_RET_INT(0), netlink_send, struct sock *sk, struct sk_buff *skb)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), netlink_send, struct sock *sk, struct sk_buff *skb)
 LSM_HOOK(void, LSM_RET_VOID, d_instantiate, struct dentry *dentry,
 	 struct inode *inode)
-LSM_HOOK(int, LSM_RET_INT(-EOPNOTSUPP), getselfattr, unsigned int attr,
+LSM_HOOK(int, LSM_RET_INT(-EOPNOTSUPP, ERRNO), getselfattr, unsigned int attr,
 	 struct lsm_ctx __user *ctx, size_t *size, u32 flags)
-LSM_HOOK(int, LSM_RET_INT(-EOPNOTSUPP), setselfattr, unsigned int attr,
+LSM_HOOK(int, LSM_RET_INT(-EOPNOTSUPP, ERRNO), setselfattr, unsigned int attr,
 	 struct lsm_ctx *ctx, size_t size, u32 flags)
-LSM_HOOK(int, LSM_RET_INT(-EINVAL), getprocattr, struct task_struct *p, const char *name,
+LSM_HOOK(int, LSM_RET_INT(-EINVAL, ERRNO), getprocattr, struct task_struct *p, const char *name,
 	 char **value)
-LSM_HOOK(int, LSM_RET_INT(-EINVAL), setprocattr, const char *name, void *value, size_t size)
-LSM_HOOK(int, LSM_RET_INT(0), ismaclabel, const char *name)
-LSM_HOOK(int, LSM_RET_INT(-EOPNOTSUPP), secid_to_secctx, u32 secid, char **secdata,
+LSM_HOOK(int, LSM_RET_INT(-EINVAL, ERRNO), setprocattr, const char *name, void *value, size_t size)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), ismaclabel, const char *name)
+LSM_HOOK(int, LSM_RET_INT(-EOPNOTSUPP, ERRNO), secid_to_secctx, u32 secid, char **secdata,
 	 u32 *seclen)
-LSM_HOOK(int, LSM_RET_INT(0), secctx_to_secid, const char *secdata, u32 seclen, u32 *secid)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), secctx_to_secid, const char *secdata, u32 seclen, u32 *secid)
 LSM_HOOK(void, LSM_RET_VOID, release_secctx, char *secdata, u32 seclen)
 LSM_HOOK(void, LSM_RET_VOID, inode_invalidate_secctx, struct inode *inode)
-LSM_HOOK(int, LSM_RET_INT(0), inode_notifysecctx, struct inode *inode, void *ctx, u32 ctxlen)
-LSM_HOOK(int, LSM_RET_INT(0), inode_setsecctx, struct dentry *dentry, void *ctx, u32 ctxlen)
-LSM_HOOK(int, LSM_RET_INT(-EOPNOTSUPP), inode_getsecctx, struct inode *inode, void **ctx,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), inode_notifysecctx, struct inode *inode, void *ctx, u32 ctxlen)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), inode_setsecctx, struct dentry *dentry, void *ctx, u32 ctxlen)
+LSM_HOOK(int, LSM_RET_INT(-EOPNOTSUPP, ERRNO), inode_getsecctx, struct inode *inode, void **ctx,
 	 u32 *ctxlen)
 
 #if defined(CONFIG_SECURITY) && defined(CONFIG_WATCH_QUEUE)
-LSM_HOOK(int, LSM_RET_INT(0), post_notification, const struct cred *w_cred,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), post_notification, const struct cred *w_cred,
 	 const struct cred *cred, struct watch_notification *n)
 #endif /* CONFIG_SECURITY && CONFIG_WATCH_QUEUE */
 
 #if defined(CONFIG_SECURITY) && defined(CONFIG_KEY_NOTIFICATIONS)
-LSM_HOOK(int, LSM_RET_INT(0), watch_key, struct key *key)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), watch_key, struct key *key)
 #endif /* CONFIG_SECURITY && CONFIG_KEY_NOTIFICATIONS */
 
 #ifdef CONFIG_SECURITY_NETWORK
-LSM_HOOK(int, LSM_RET_INT(0), unix_stream_connect, struct sock *sock, struct sock *other,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), unix_stream_connect, struct sock *sock, struct sock *other,
 	 struct sock *newsk)
-LSM_HOOK(int, LSM_RET_INT(0), unix_may_send, struct socket *sock, struct socket *other)
-LSM_HOOK(int, LSM_RET_INT(0), socket_create, int family, int type, int protocol, int kern)
-LSM_HOOK(int, LSM_RET_INT(0), socket_post_create, struct socket *sock, int family, int type,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), unix_may_send, struct socket *sock, struct socket *other)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), socket_create, int family, int type, int protocol, int kern)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), socket_post_create, struct socket *sock, int family, int type,
 	 int protocol, int kern)
-LSM_HOOK(int, LSM_RET_INT(0), socket_socketpair, struct socket *socka, struct socket *sockb)
-LSM_HOOK(int, LSM_RET_INT(0), socket_bind, struct socket *sock, struct sockaddr *address,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), socket_socketpair, struct socket *socka, struct socket *sockb)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), socket_bind, struct socket *sock, struct sockaddr *address,
 	 int addrlen)
-LSM_HOOK(int, LSM_RET_INT(0), socket_connect, struct socket *sock, struct sockaddr *address,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), socket_connect, struct socket *sock, struct sockaddr *address,
 	 int addrlen)
-LSM_HOOK(int, LSM_RET_INT(0), socket_listen, struct socket *sock, int backlog)
-LSM_HOOK(int, LSM_RET_INT(0), socket_accept, struct socket *sock, struct socket *newsock)
-LSM_HOOK(int, LSM_RET_INT(0), socket_sendmsg, struct socket *sock, struct msghdr *msg,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), socket_listen, struct socket *sock, int backlog)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), socket_accept, struct socket *sock, struct socket *newsock)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), socket_sendmsg, struct socket *sock, struct msghdr *msg,
 	 int size)
-LSM_HOOK(int, LSM_RET_INT(0), socket_recvmsg, struct socket *sock, struct msghdr *msg,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), socket_recvmsg, struct socket *sock, struct msghdr *msg,
 	 int size, int flags)
-LSM_HOOK(int, LSM_RET_INT(0), socket_getsockname, struct socket *sock)
-LSM_HOOK(int, LSM_RET_INT(0), socket_getpeername, struct socket *sock)
-LSM_HOOK(int, LSM_RET_INT(0), socket_getsockopt, struct socket *sock, int level, int optname)
-LSM_HOOK(int, LSM_RET_INT(0), socket_setsockopt, struct socket *sock, int level, int optname)
-LSM_HOOK(int, LSM_RET_INT(0), socket_shutdown, struct socket *sock, int how)
-LSM_HOOK(int, LSM_RET_INT(0), socket_sock_rcv_skb, struct sock *sk, struct sk_buff *skb)
-LSM_HOOK(int, LSM_RET_INT(-ENOPROTOOPT), socket_getpeersec_stream, struct socket *sock,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), socket_getsockname, struct socket *sock)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), socket_getpeername, struct socket *sock)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), socket_getsockopt, struct socket *sock, int level, int optname)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), socket_setsockopt, struct socket *sock, int level, int optname)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), socket_shutdown, struct socket *sock, int how)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), socket_sock_rcv_skb, struct sock *sk, struct sk_buff *skb)
+LSM_HOOK(int, LSM_RET_INT(-ENOPROTOOPT, ERRNO), socket_getpeersec_stream, struct socket *sock,
 	 sockptr_t optval, sockptr_t optlen, unsigned int len)
-LSM_HOOK(int, LSM_RET_INT(-ENOPROTOOPT), socket_getpeersec_dgram, struct socket *sock,
+LSM_HOOK(int, LSM_RET_INT(-ENOPROTOOPT, ERRNO), socket_getpeersec_dgram, struct socket *sock,
 	 struct sk_buff *skb, u32 *secid)
-LSM_HOOK(int, LSM_RET_INT(0), sk_alloc_security, struct sock *sk, int family, gfp_t priority)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), sk_alloc_security, struct sock *sk, int family, gfp_t priority)
 LSM_HOOK(void, LSM_RET_VOID, sk_free_security, struct sock *sk)
 LSM_HOOK(void, LSM_RET_VOID, sk_clone_security, const struct sock *sk,
 	 struct sock *newsk)
 LSM_HOOK(void, LSM_RET_VOID, sk_getsecid, const struct sock *sk, u32 *secid)
 LSM_HOOK(void, LSM_RET_VOID, sock_graft, struct sock *sk, struct socket *parent)
-LSM_HOOK(int, LSM_RET_INT(0), inet_conn_request, const struct sock *sk, struct sk_buff *skb,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), inet_conn_request, const struct sock *sk, struct sk_buff *skb,
 	 struct request_sock *req)
 LSM_HOOK(void, LSM_RET_VOID, inet_csk_clone, struct sock *newsk,
 	 const struct request_sock *req)
 LSM_HOOK(void, LSM_RET_VOID, inet_conn_established, struct sock *sk,
 	 struct sk_buff *skb)
-LSM_HOOK(int, LSM_RET_INT(0), secmark_relabel_packet, u32 secid)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), secmark_relabel_packet, u32 secid)
 LSM_HOOK(void, LSM_RET_VOID, secmark_refcount_inc, void)
 LSM_HOOK(void, LSM_RET_VOID, secmark_refcount_dec, void)
 LSM_HOOK(void, LSM_RET_VOID, req_classify_flow, const struct request_sock *req,
 	 struct flowi_common *flic)
-LSM_HOOK(int, LSM_RET_INT(0), tun_dev_alloc_security, void **security)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), tun_dev_alloc_security, void **security)
 LSM_HOOK(void, LSM_RET_VOID, tun_dev_free_security, void *security)
-LSM_HOOK(int, LSM_RET_INT(0), tun_dev_create, void)
-LSM_HOOK(int, LSM_RET_INT(0), tun_dev_attach_queue, void *security)
-LSM_HOOK(int, LSM_RET_INT(0), tun_dev_attach, struct sock *sk, void *security)
-LSM_HOOK(int, LSM_RET_INT(0), tun_dev_open, void *security)
-LSM_HOOK(int, LSM_RET_INT(0), sctp_assoc_request, struct sctp_association *asoc,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), tun_dev_create, void)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), tun_dev_attach_queue, void *security)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), tun_dev_attach, struct sock *sk, void *security)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), tun_dev_open, void *security)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), sctp_assoc_request, struct sctp_association *asoc,
 	 struct sk_buff *skb)
-LSM_HOOK(int, LSM_RET_INT(0), sctp_bind_connect, struct sock *sk, int optname,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), sctp_bind_connect, struct sock *sk, int optname,
 	 struct sockaddr *address, int addrlen)
 LSM_HOOK(void, LSM_RET_VOID, sctp_sk_clone, struct sctp_association *asoc,
 	 struct sock *sk, struct sock *newsk)
-LSM_HOOK(int, LSM_RET_INT(0), sctp_assoc_established, struct sctp_association *asoc,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), sctp_assoc_established, struct sctp_association *asoc,
 	 struct sk_buff *skb)
-LSM_HOOK(int, LSM_RET_INT(0), mptcp_add_subflow, struct sock *sk, struct sock *ssk)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), mptcp_add_subflow, struct sock *sk, struct sock *ssk)
 #endif /* CONFIG_SECURITY_NETWORK */
 
 #ifdef CONFIG_SECURITY_INFINIBAND
-LSM_HOOK(int, LSM_RET_INT(0), ib_pkey_access, void *sec, u64 subnet_prefix, u16 pkey)
-LSM_HOOK(int, LSM_RET_INT(0), ib_endport_manage_subnet, void *sec, const char *dev_name,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), ib_pkey_access, void *sec, u64 subnet_prefix, u16 pkey)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), ib_endport_manage_subnet, void *sec, const char *dev_name,
 	 u8 port_num)
-LSM_HOOK(int, LSM_RET_INT(0), ib_alloc_security, void **sec)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), ib_alloc_security, void **sec)
 LSM_HOOK(void, LSM_RET_VOID, ib_free_security, void *sec)
 #endif /* CONFIG_SECURITY_INFINIBAND */
 
 #ifdef CONFIG_SECURITY_NETWORK_XFRM
-LSM_HOOK(int, LSM_RET_INT(0), xfrm_policy_alloc_security, struct xfrm_sec_ctx **ctxp,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), xfrm_policy_alloc_security, struct xfrm_sec_ctx **ctxp,
 	 struct xfrm_user_sec_ctx *sec_ctx, gfp_t gfp)
-LSM_HOOK(int, LSM_RET_INT(0), xfrm_policy_clone_security, struct xfrm_sec_ctx *old_ctx,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), xfrm_policy_clone_security, struct xfrm_sec_ctx *old_ctx,
 	 struct xfrm_sec_ctx **new_ctx)
 LSM_HOOK(void, LSM_RET_VOID, xfrm_policy_free_security,
 	 struct xfrm_sec_ctx *ctx)
-LSM_HOOK(int, LSM_RET_INT(0), xfrm_policy_delete_security, struct xfrm_sec_ctx *ctx)
-LSM_HOOK(int, LSM_RET_INT(0), xfrm_state_alloc, struct xfrm_state *x,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), xfrm_policy_delete_security, struct xfrm_sec_ctx *ctx)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), xfrm_state_alloc, struct xfrm_state *x,
 	 struct xfrm_user_sec_ctx *sec_ctx)
-LSM_HOOK(int, LSM_RET_INT(0), xfrm_state_alloc_acquire, struct xfrm_state *x,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), xfrm_state_alloc_acquire, struct xfrm_state *x,
 	 struct xfrm_sec_ctx *polsec, u32 secid)
 LSM_HOOK(void, LSM_RET_VOID, xfrm_state_free_security, struct xfrm_state *x)
-LSM_HOOK(int, LSM_RET_INT(0), xfrm_state_delete_security, struct xfrm_state *x)
-LSM_HOOK(int, LSM_RET_INT(0), xfrm_policy_lookup, struct xfrm_sec_ctx *ctx, u32 fl_secid)
-LSM_HOOK(int, LSM_RET_INT(1), xfrm_state_pol_flow_match, struct xfrm_state *x,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), xfrm_state_delete_security, struct xfrm_state *x)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), xfrm_policy_lookup, struct xfrm_sec_ctx *ctx, u32 fl_secid)
+LSM_HOOK(int, LSM_RET_INT(1, ANY), xfrm_state_pol_flow_match, struct xfrm_state *x,
 	 struct xfrm_policy *xp, const struct flowi_common *flic)
-LSM_HOOK(int, LSM_RET_INT(0), xfrm_decode_session, struct sk_buff *skb, u32 *secid,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), xfrm_decode_session, struct sk_buff *skb, u32 *secid,
 	 int ckall)
 #endif /* CONFIG_SECURITY_NETWORK_XFRM */
 
 /* key management security hooks */
 #ifdef CONFIG_KEYS
-LSM_HOOK(int, LSM_RET_INT(0), key_alloc, struct key *key, const struct cred *cred,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), key_alloc, struct key *key, const struct cred *cred,
 	 unsigned long flags)
 LSM_HOOK(void, LSM_RET_VOID, key_free, struct key *key)
-LSM_HOOK(int, LSM_RET_INT(0), key_permission, key_ref_t key_ref, const struct cred *cred,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), key_permission, key_ref_t key_ref, const struct cred *cred,
 	 enum key_need_perm need_perm)
-LSM_HOOK(int, LSM_RET_INT(0), key_getsecurity, struct key *key, char **buffer)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), key_getsecurity, struct key *key, char **buffer)
 #endif /* CONFIG_KEYS */
 
 #ifdef CONFIG_AUDIT
-LSM_HOOK(int, LSM_RET_INT(0), audit_rule_init, u32 field, u32 op, char *rulestr,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), audit_rule_init, u32 field, u32 op, char *rulestr,
 	 void **lsmrule)
-LSM_HOOK(int, LSM_RET_INT(0), audit_rule_known, struct audit_krule *krule)
-LSM_HOOK(int, LSM_RET_INT(0), audit_rule_match, u32 secid, u32 field, u32 op, void *lsmrule)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), audit_rule_known, struct audit_krule *krule)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), audit_rule_match, u32 secid, u32 field, u32 op, void *lsmrule)
 LSM_HOOK(void, LSM_RET_VOID, audit_rule_free, void *lsmrule)
 #endif /* CONFIG_AUDIT */
 
 #ifdef CONFIG_BPF_SYSCALL
-LSM_HOOK(int, LSM_RET_INT(0), bpf, int cmd, union bpf_attr *attr, unsigned int size)
-LSM_HOOK(int, LSM_RET_INT(0), bpf_map, struct bpf_map *map, fmode_t fmode)
-LSM_HOOK(int, LSM_RET_INT(0), bpf_prog, struct bpf_prog *prog)
-LSM_HOOK(int, LSM_RET_INT(0), bpf_map_create, struct bpf_map *map, union bpf_attr *attr,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), bpf, int cmd, union bpf_attr *attr, unsigned int size)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), bpf_map, struct bpf_map *map, fmode_t fmode)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), bpf_prog, struct bpf_prog *prog)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), bpf_map_create, struct bpf_map *map, union bpf_attr *attr,
 	 struct bpf_token *token)
 LSM_HOOK(void, LSM_RET_VOID, bpf_map_free, struct bpf_map *map)
-LSM_HOOK(int, LSM_RET_INT(0), bpf_prog_load, struct bpf_prog *prog, union bpf_attr *attr,
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), bpf_prog_load, struct bpf_prog *prog, union bpf_attr *attr,
 	 struct bpf_token *token)
 LSM_HOOK(void, LSM_RET_VOID, bpf_prog_free, struct bpf_prog *prog)
-LSM_HOOK(int, LSM_RET_INT(0), bpf_token_create, struct bpf_token *token, union bpf_attr *attr,
-	 struct path *path)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), bpf_token_create, struct bpf_token *token,
+	 union bpf_attr *attr, struct path *path)
 LSM_HOOK(void, LSM_RET_VOID, bpf_token_free, struct bpf_token *token)
-LSM_HOOK(int, LSM_RET_INT(0), bpf_token_cmd, const struct bpf_token *token, enum bpf_cmd cmd)
-LSM_HOOK(int, LSM_RET_INT(0), bpf_token_capable, const struct bpf_token *token, int cap)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), bpf_token_cmd, const struct bpf_token *token, enum bpf_cmd cmd)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), bpf_token_capable, const struct bpf_token *token, int cap)
 #endif /* CONFIG_BPF_SYSCALL */
 
-LSM_HOOK(int, LSM_RET_INT(0), locked_down, enum lockdown_reason what)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), locked_down, enum lockdown_reason what)
 
 #ifdef CONFIG_PERF_EVENTS
-LSM_HOOK(int, LSM_RET_INT(0), perf_event_open, struct perf_event_attr *attr, int type)
-LSM_HOOK(int, LSM_RET_INT(0), perf_event_alloc, struct perf_event *event)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), perf_event_open, struct perf_event_attr *attr, int type)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), perf_event_alloc, struct perf_event *event)
 LSM_HOOK(void, LSM_RET_VOID, perf_event_free, struct perf_event *event)
-LSM_HOOK(int, LSM_RET_INT(0), perf_event_read, struct perf_event *event)
-LSM_HOOK(int, LSM_RET_INT(0), perf_event_write, struct perf_event *event)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), perf_event_read, struct perf_event *event)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), perf_event_write, struct perf_event *event)
 #endif /* CONFIG_PERF_EVENTS */
 
 #ifdef CONFIG_IO_URING
-LSM_HOOK(int, LSM_RET_INT(0), uring_override_creds, const struct cred *new)
-LSM_HOOK(int, LSM_RET_INT(0), uring_sqpoll, void)
-LSM_HOOK(int, LSM_RET_INT(0), uring_cmd, struct io_uring_cmd *ioucmd)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), uring_override_creds, const struct cred *new)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), uring_sqpoll, void)
+LSM_HOOK(int, LSM_RET_INT(0, ERRNO), uring_cmd, struct io_uring_cmd *ioucmd)
 #endif /* CONFIG_IO_URING */
diff --git a/kernel/bpf/bpf_lsm.c b/kernel/bpf/bpf_lsm.c
index 2185dc4c0aed..ee9d1a795334 100644
--- a/kernel/bpf/bpf_lsm.c
+++ b/kernel/bpf/bpf_lsm.c
@@ -24,7 +24,7 @@ 
  */
 #define LSM_RET_VOID ((void) 0)
 
-#define LSM_RET_INT(defval) defval
+#define LSM_RET_INT(defval, ...) defval
 
 /* For every LSM hook that allows attachment of BPF programs, declare a nop
  * function where a BPF program can be attached.
diff --git a/security/security.c b/security/security.c
index 72408a9f0822..0cce7c9c9007 100644
--- a/security/security.c
+++ b/security/security.c
@@ -828,7 +828,7 @@  int lsm_fill_user_ctx(struct lsm_ctx __user *uctx, size_t *uctx_len,
  * The macros below define static constants for the default value of each
  * LSM hook.
  */
-#define LSM_RET_INT(defval) defval
+#define LSM_RET_INT(defval, ...) defval
 #define LSM_RET_DEFAULT(NAME) (NAME##_default)
 #define DECLARE_LSM_RET_DEFAULT_void(DEFAULT, NAME)
 #define DECLARE_LSM_RET_DEFAULT_int(DEFAULT, NAME) \