Call security hooks conditionally if the security_op is filled out. Branches can be more efficient than the unconditional indirect function call. Inspired by patch from Kurt Garloff <garloff@private>. Signed-off-by: Chris Wright <chrisw@private> --- include/linux/security.h | 825 +++++++++++++++++++++++------------------------ 1 files changed, 411 insertions(+), 414 deletions(-) Index: linus-2.6/include/linux/security.h =================================================================== --- linus-2.6.orig/include/linux/security.h +++ linus-2.6/include/linux/security.h @@ -1264,10 +1264,10 @@ static inline int security_init(void) static inline int security_ptrace (struct task_struct * parent, struct task_struct * child) { #ifdef CONFIG_SECURITY - return security_ops->ptrace (parent, child); -#else - return cap_ptrace (parent, child); + if (security_ops->ptrace) + return security_ops->ptrace(parent, child); #endif + return cap_ptrace (parent, child); } @@ -1277,10 +1277,10 @@ static inline int security_capget (struc kernel_cap_t *permitted) { #ifdef CONFIG_SECURITY - return security_ops->capget (target, effective, inheritable, permitted); -#else - return cap_capget (target, effective, inheritable, permitted); + if (security_ops->capget) + return security_ops->capget(target, effective, inheritable, permitted); #endif + return cap_capget (target, effective, inheritable, permitted); } static inline int security_capset_check (struct task_struct *target, @@ -1289,10 +1289,10 @@ static inline int security_capset_check kernel_cap_t *permitted) { #ifdef CONFIG_SECURITY - return security_ops->capset_check (target, effective, inheritable, permitted); -#else + if (security_ops->capset_check) + return security_ops->capset_check(target, effective, inheritable, permitted); +#endif return cap_capset_check (target, effective, inheritable, permitted); -#endif } static inline void security_capset_set (struct task_struct *target, @@ -1301,183 +1301,183 @@ static inline void security_capset_set ( kernel_cap_t *permitted) { #ifdef CONFIG_SECURITY - security_ops->capset_set (target, effective, inheritable, permitted); -#else - cap_capset_set (target, effective, inheritable, permitted); + if (security_ops->capset_set) + return security_ops->capset_set(target, effective, inheritable, permitted); #endif + cap_capset_set (target, effective, inheritable, permitted); } static inline int security_acct (struct file *file) { #ifdef CONFIG_SECURITY - return security_ops->acct (file); -#else - return 0; + if (security_ops->acct) + return security_ops->acct(file); #endif + return 0; } static inline int security_sysctl(struct ctl_table *table, int op) { #ifdef CONFIG_SECURITY - return security_ops->sysctl(table, op); -#else - return 0; + if (security_ops->sysctl) + return security_ops->sysctl(table, op); #endif + return 0; } static inline int security_quotactl (int cmds, int type, int id, struct super_block *sb) { #ifdef CONFIG_SECURITY - return security_ops->quotactl (cmds, type, id, sb); -#else - return 0; + if (security_ops->quotactl) + return security_ops->quotactl(cmds, type, id, sb); #endif + return 0; } static inline int security_quota_on (struct dentry * dentry) { #ifdef CONFIG_SECURITY - return security_ops->quota_on (dentry); -#else - return 0; + if (security_ops->quota_on) + return security_ops->quota_on(dentry); #endif + return 0; } static inline int security_syslog(int type) { #ifdef CONFIG_SECURITY - return security_ops->syslog(type); -#else - return cap_syslog(type); + if (security_ops->syslog) + return security_ops->syslog(type); #endif + return cap_syslog(type); } static inline int security_settime(struct timespec *ts, struct timezone *tz) { #ifdef CONFIG_SECURITY - return security_ops->settime(ts, tz); -#else - return cap_settime(ts, tz); + if (security_ops->settime) + return security_ops->settime(ts, tz); #endif + return cap_settime(ts, tz); } static inline int security_vm_enough_memory(long pages) { #ifdef CONFIG_SECURITY - return security_ops->vm_enough_memory(pages); -#else - return cap_vm_enough_memory(pages); + if (security_ops->vm_enough_memory) + return security_ops->vm_enough_memory(pages); #endif + return cap_vm_enough_memory(pages); } static inline int security_bprm_alloc (struct linux_binprm *bprm) { #ifdef CONFIG_SECURITY - return security_ops->bprm_alloc_security (bprm); -#else - return 0; + if (security_ops->bprm_alloc_security) + return security_ops->bprm_alloc_security(bprm); #endif + return 0; } static inline void security_bprm_free (struct linux_binprm *bprm) { #ifdef CONFIG_SECURITY - security_ops->bprm_free_security (bprm); -#else - return; + if (security_ops->bprm_free_security) + return security_ops->bprm_free_security(bprm); #endif + return; } static inline void security_bprm_apply_creds (struct linux_binprm *bprm, int unsafe) { #ifdef CONFIG_SECURITY - security_ops->bprm_apply_creds (bprm, unsafe); -#else - cap_bprm_apply_creds (bprm, unsafe); + if (security_ops->bprm_apply_creds) + return security_ops->bprm_apply_creds(bprm, unsafe); #endif + cap_bprm_apply_creds (bprm, unsafe); } static inline void security_bprm_post_apply_creds (struct linux_binprm *bprm) { #ifdef CONFIG_SECURITY - security_ops->bprm_post_apply_creds (bprm); -#else - return; + if (security_ops->bprm_post_apply_creds) + return security_ops->bprm_post_apply_creds(bprm); #endif + return; } static inline int security_bprm_set (struct linux_binprm *bprm) { #ifdef CONFIG_SECURITY - return security_ops->bprm_set_security (bprm); -#else - return cap_bprm_set_security (bprm); + if (security_ops->bprm_set_security) + return security_ops->bprm_set_security(bprm); #endif + return cap_bprm_set_security (bprm); } static inline int security_bprm_check (struct linux_binprm *bprm) { #ifdef CONFIG_SECURITY - return security_ops->bprm_check_security (bprm); -#else - return 0; + if (security_ops->bprm_check_security) + return security_ops->bprm_check_security(bprm); #endif + return 0; } static inline int security_bprm_secureexec (struct linux_binprm *bprm) { #ifdef CONFIG_SECURITY - return security_ops->bprm_secureexec (bprm); -#else - return cap_bprm_secureexec(bprm); + if (security_ops->bprm_secureexec) + return security_ops->bprm_secureexec(bprm); #endif + return cap_bprm_secureexec(bprm); } static inline int security_sb_alloc (struct super_block *sb) { #ifdef CONFIG_SECURITY - return security_ops->sb_alloc_security (sb); -#else - return 0; + if (security_ops->sb_alloc_security) + return security_ops->sb_alloc_security(sb); #endif + return 0; } static inline void security_sb_free (struct super_block *sb) { #ifdef CONFIG_SECURITY - security_ops->sb_free_security (sb); -#else - return; + if (security_ops->sb_free_security) + return security_ops->sb_free_security(sb); #endif + return; } static inline int security_sb_copy_data (struct file_system_type *type, void *orig, void *copy) { #ifdef CONFIG_SECURITY - return security_ops->sb_copy_data (type, orig, copy); -#else - return 0; + if (security_ops->sb_copy_data) + return security_ops->sb_copy_data(type, orig, copy); #endif + return 0; } static inline int security_sb_kern_mount (struct super_block *sb, void *data) { #ifdef CONFIG_SECURITY - return security_ops->sb_kern_mount (sb, data); -#else - return 0; + if (security_ops->sb_kern_mount) + return security_ops->sb_kern_mount(sb, data); #endif + return 0; } static inline int security_sb_statfs (struct super_block *sb) { #ifdef CONFIG_SECURITY - return security_ops->sb_statfs (sb); -#else - return 0; + if (security_ops->sb_statfs) + return security_ops->sb_statfs(sb); #endif + return 0; } static inline int security_sb_mount (char *dev_name, struct nameidata *nd, @@ -1485,96 +1485,96 @@ static inline int security_sb_mount (cha void *data) { #ifdef CONFIG_SECURITY - return security_ops->sb_mount (dev_name, nd, type, flags, data); -#else - return 0; + if (security_ops->sb_mount) + return security_ops->sb_mount(dev_name, nd, type, flags, data); #endif + return 0; } static inline int security_sb_check_sb (struct vfsmount *mnt, struct nameidata *nd) { #ifdef CONFIG_SECURITY - return security_ops->sb_check_sb (mnt, nd); -#else - return 0; + if (security_ops->sb_check_sb) + return security_ops->sb_check_sb(mnt, nd); #endif + return 0; } static inline int security_sb_umount (struct vfsmount *mnt, int flags) { #ifdef CONFIG_SECURITY - return security_ops->sb_umount (mnt, flags); -#else - return 0; + if (security_ops->sb_umount) + return security_ops->sb_umount(mnt, flags); #endif + return 0; } static inline void security_sb_umount_close (struct vfsmount *mnt) { #ifdef CONFIG_SECURITY - security_ops->sb_umount_close (mnt); -#else - return; + if (security_ops->sb_umount_close) + return security_ops->sb_umount_close(mnt); #endif + return; } static inline void security_sb_umount_busy (struct vfsmount *mnt) { #ifdef CONFIG_SECURITY - security_ops->sb_umount_busy (mnt); -#else - return; + if (security_ops->sb_umount_busy) + return security_ops->sb_umount_busy(mnt); #endif + return; } static inline void security_sb_post_remount (struct vfsmount *mnt, unsigned long flags, void *data) { #ifdef CONFIG_SECURITY - security_ops->sb_post_remount (mnt, flags, data); -#else - return; + if (security_ops->sb_post_remount) + return security_ops->sb_post_remount(mnt, flags, data); #endif + return; } static inline void security_sb_post_mountroot (void) { #ifdef CONFIG_SECURITY - security_ops->sb_post_mountroot (); -#else - return; + if (security_ops->sb_post_mountroot) + return security_ops->sb_post_mountroot(); #endif + return; } static inline void security_sb_post_addmount (struct vfsmount *mnt, struct nameidata *mountpoint_nd) { #ifdef CONFIG_SECURITY - security_ops->sb_post_addmount (mnt, mountpoint_nd); -#else - return; + if (security_ops->sb_post_addmount) + return security_ops->sb_post_addmount(mnt, mountpoint_nd); #endif + return; } static inline int security_sb_pivotroot (struct nameidata *old_nd, struct nameidata *new_nd) { #ifdef CONFIG_SECURITY - return security_ops->sb_pivotroot (old_nd, new_nd); -#else - return 0; + if (security_ops->sb_pivotroot) + return security_ops->sb_pivotroot(old_nd, new_nd); #endif + return 0; } static inline void security_sb_post_pivotroot (struct nameidata *old_nd, struct nameidata *new_nd) { #ifdef CONFIG_SECURITY - security_ops->sb_post_pivotroot (old_nd, new_nd); -#else - return; + if (security_ops->sb_post_pivotroot) + return security_ops->sb_post_pivotroot(old_nd, new_nd); #endif + return; } static inline int security_inode_alloc (struct inode *inode) @@ -1582,10 +1582,10 @@ static inline int security_inode_alloc ( #ifdef CONFIG_SECURITY if (unlikely (IS_PRIVATE (inode))) return 0; - return security_ops->inode_alloc_security (inode); -#else - return 0; + if (security_ops->inode_alloc_security) + return security_ops->inode_alloc_security(inode); #endif + return 0; } static inline void security_inode_free (struct inode *inode) @@ -1593,10 +1593,10 @@ static inline void security_inode_free ( #ifdef CONFIG_SECURITY if (unlikely (IS_PRIVATE (inode))) return; - security_ops->inode_free_security (inode); -#else - return; + if (security_ops->inode_free_security) + return security_ops->inode_free_security(inode); #endif + return; } static inline int security_inode_create (struct inode *dir, @@ -1606,10 +1606,10 @@ static inline int security_inode_create #ifdef CONFIG_SECURITY if (unlikely (IS_PRIVATE (dir))) return 0; - return security_ops->inode_create (dir, dentry, mode); -#else - return 0; + if (security_ops->inode_create) + return security_ops->inode_create(dir, dentry, mode); #endif + return 0; } static inline void security_inode_post_create (struct inode *dir, @@ -1619,10 +1619,10 @@ static inline void security_inode_post_c #ifdef CONFIG_SECURITY if (dentry->d_inode && unlikely (IS_PRIVATE (dentry->d_inode))) return; - security_ops->inode_post_create (dir, dentry, mode); -#else - return; + if (security_ops->inode_post_create) + return security_ops->inode_post_create(dir, dentry, mode); #endif + return; } static inline int security_inode_link (struct dentry *old_dentry, @@ -1632,10 +1632,10 @@ static inline int security_inode_link (s #ifdef CONFIG_SECURITY if (unlikely (IS_PRIVATE (old_dentry->d_inode))) return 0; - return security_ops->inode_link (old_dentry, dir, new_dentry); -#else - return 0; + if (security_ops->inode_link) + return security_ops->inode_link(old_dentry, dir, new_dentry); #endif + return 0; } static inline void security_inode_post_link (struct dentry *old_dentry, @@ -1645,10 +1645,10 @@ static inline void security_inode_post_l #ifdef CONFIG_SECURITY if (new_dentry->d_inode && unlikely (IS_PRIVATE (new_dentry->d_inode))) return; - security_ops->inode_post_link (old_dentry, dir, new_dentry); -#else - return; + if (security_ops->inode_post_link) + return security_ops->inode_post_link(old_dentry, dir, new_dentry); #endif + return; } static inline int security_inode_unlink (struct inode *dir, @@ -1657,10 +1657,10 @@ static inline int security_inode_unlink #ifdef CONFIG_SECURITY if (unlikely (IS_PRIVATE (dentry->d_inode))) return 0; - return security_ops->inode_unlink (dir, dentry); -#else - return 0; + if (security_ops->inode_unlink) + return security_ops->inode_unlink(dir, dentry); #endif + return 0; } static inline int security_inode_symlink (struct inode *dir, @@ -1670,10 +1670,10 @@ static inline int security_inode_symlink #ifdef CONFIG_SECURITY if (unlikely (IS_PRIVATE (dir))) return 0; - return security_ops->inode_symlink (dir, dentry, old_name); -#else - return 0; + if (security_ops->inode_symlink) + return security_ops->inode_symlink(dir, dentry, old_name); #endif + return 0; } static inline void security_inode_post_symlink (struct inode *dir, @@ -1683,10 +1683,10 @@ static inline void security_inode_post_s #ifdef CONFIG_SECURITY if (dentry->d_inode && unlikely (IS_PRIVATE (dentry->d_inode))) return; - security_ops->inode_post_symlink (dir, dentry, old_name); -#else - return; + if (security_ops->inode_post_symlink) + return security_ops->inode_post_symlink(dir, dentry, old_name); #endif + return; } static inline int security_inode_mkdir (struct inode *dir, @@ -1696,10 +1696,10 @@ static inline int security_inode_mkdir ( #ifdef CONFIG_SECURITY if (unlikely (IS_PRIVATE (dir))) return 0; - return security_ops->inode_mkdir (dir, dentry, mode); -#else - return 0; + if (security_ops->inode_mkdir) + return security_ops->inode_mkdir(dir, dentry, mode); #endif + return 0; } static inline void security_inode_post_mkdir (struct inode *dir, @@ -1709,10 +1709,10 @@ static inline void security_inode_post_m #ifdef CONFIG_SECURITY if (dentry->d_inode && unlikely (IS_PRIVATE (dentry->d_inode))) return; - security_ops->inode_post_mkdir (dir, dentry, mode); -#else - return; + if (security_ops->inode_post_mkdir) + return security_ops->inode_post_mkdir(dir, dentry, mode); #endif + return; } static inline int security_inode_rmdir (struct inode *dir, @@ -1721,10 +1721,10 @@ static inline int security_inode_rmdir ( #ifdef CONFIG_SECURITY if (unlikely (IS_PRIVATE (dentry->d_inode))) return 0; - return security_ops->inode_rmdir (dir, dentry); -#else - return 0; + if (security_ops->inode_rmdir) + return security_ops->inode_rmdir(dir, dentry); #endif + return 0; } static inline int security_inode_mknod (struct inode *dir, @@ -1734,10 +1734,10 @@ static inline int security_inode_mknod ( #ifdef CONFIG_SECURITY if (unlikely (IS_PRIVATE (dir))) return 0; - return security_ops->inode_mknod (dir, dentry, mode, dev); -#else - return 0; + if (security_ops->inode_mknod) + return security_ops->inode_mknod(dir, dentry, mode, dev); #endif + return 0; } static inline void security_inode_post_mknod (struct inode *dir, @@ -1747,10 +1747,10 @@ static inline void security_inode_post_m #ifdef CONFIG_SECURITY if (dentry->d_inode && unlikely (IS_PRIVATE (dentry->d_inode))) return; - security_ops->inode_post_mknod (dir, dentry, mode, dev); -#else - return; + if (security_ops->inode_post_mknod) + return security_ops->inode_post_mknod(dir, dentry, mode, dev); #endif + return; } static inline int security_inode_rename (struct inode *old_dir, @@ -1762,11 +1762,10 @@ static inline int security_inode_rename if (unlikely (IS_PRIVATE (old_dentry->d_inode) || (new_dentry->d_inode && IS_PRIVATE (new_dentry->d_inode)))) return 0; - return security_ops->inode_rename (old_dir, old_dentry, - new_dir, new_dentry); -#else - return 0; + if (security_ops->inode_rename) + return security_ops->inode_rename(old_dir, old_dentry, new_dir, new_dentry); #endif + return 0; } static inline void security_inode_post_rename (struct inode *old_dir, @@ -1778,11 +1777,10 @@ static inline void security_inode_post_r if (unlikely (IS_PRIVATE (old_dentry->d_inode) || (new_dentry->d_inode && IS_PRIVATE (new_dentry->d_inode)))) return; - security_ops->inode_post_rename (old_dir, old_dentry, - new_dir, new_dentry); -#else - return; + if (security_ops->inode_post_rename) + return security_ops->inode_post_rename(old_dir, old_dentry, new_dir, new_dentry); #endif + return; } static inline int security_inode_readlink (struct dentry *dentry) @@ -1790,10 +1788,10 @@ static inline int security_inode_readlin #ifdef CONFIG_SECURITY if (unlikely (IS_PRIVATE (dentry->d_inode))) return 0; - return security_ops->inode_readlink (dentry); -#else - return 0; + if (security_ops->inode_readlink) + return security_ops->inode_readlink(dentry); #endif + return 0; } static inline int security_inode_follow_link (struct dentry *dentry, @@ -1802,10 +1800,10 @@ static inline int security_inode_follow_ #ifdef CONFIG_SECURITY if (unlikely (IS_PRIVATE (dentry->d_inode))) return 0; - return security_ops->inode_follow_link (dentry, nd); -#else - return 0; + if (security_ops->inode_follow_link) + return security_ops->inode_follow_link(dentry, nd); #endif + return 0; } static inline int security_inode_permission (struct inode *inode, int mask, @@ -1814,10 +1812,10 @@ static inline int security_inode_permiss #ifdef CONFIG_SECURITY if (unlikely (IS_PRIVATE (inode))) return 0; - return security_ops->inode_permission (inode, mask, nd); -#else - return 0; + if (security_ops->inode_permission) + return security_ops->inode_permission(inode, mask, nd); #endif + return 0; } static inline int security_inode_setattr (struct dentry *dentry, @@ -1826,10 +1824,10 @@ static inline int security_inode_setattr #ifdef CONFIG_SECURITY if (unlikely (IS_PRIVATE (dentry->d_inode))) return 0; - return security_ops->inode_setattr (dentry, attr); -#else - return 0; + if (security_ops->inode_setattr) + return security_ops->inode_setattr(dentry, attr); #endif + return 0; } static inline int security_inode_getattr (struct vfsmount *mnt, @@ -1838,10 +1836,10 @@ static inline int security_inode_getattr #ifdef CONFIG_SECURITY if (unlikely (IS_PRIVATE (dentry->d_inode))) return 0; - return security_ops->inode_getattr (mnt, dentry); -#else - return 0; + if (security_ops->inode_getattr) + return security_ops->inode_getattr(mnt, dentry); #endif + return 0; } static inline void security_inode_delete (struct inode *inode) @@ -1849,10 +1847,10 @@ static inline void security_inode_delete #ifdef CONFIG_SECURITY if (unlikely (IS_PRIVATE (inode))) return; - security_ops->inode_delete (inode); -#else - return; + if (security_ops->inode_delete) + return security_ops->inode_delete(inode); #endif + return; } static inline int security_inode_setxattr (struct dentry *dentry, char *name, @@ -1861,10 +1859,10 @@ static inline int security_inode_setxatt #ifdef CONFIG_SECURITY if (unlikely (IS_PRIVATE (dentry->d_inode))) return 0; - return security_ops->inode_setxattr (dentry, name, value, size, flags); -#else - return cap_inode_setxattr(dentry, name, value, size, flags); + if (security_ops->inode_setxattr) + return security_ops->inode_setxattr(dentry, name, value, size, flags); #endif + return cap_inode_setxattr(dentry, name, value, size, flags); } static inline void security_inode_post_setxattr (struct dentry *dentry, char *name, @@ -1873,10 +1871,10 @@ static inline void security_inode_post_s #ifdef CONFIG_SECURITY if (unlikely (IS_PRIVATE (dentry->d_inode))) return; - security_ops->inode_post_setxattr (dentry, name, value, size, flags); -#else - return; + if (security_ops->inode_post_setxattr) + return security_ops->inode_post_setxattr(dentry, name, value, size, flags); #endif + return; } static inline int security_inode_getxattr (struct dentry *dentry, char *name) @@ -1884,10 +1882,10 @@ static inline int security_inode_getxatt #ifdef CONFIG_SECURITY if (unlikely (IS_PRIVATE (dentry->d_inode))) return 0; - return security_ops->inode_getxattr (dentry, name); -#else - return 0; + if (security_ops->inode_getxattr) + return security_ops->inode_getxattr(dentry, name); #endif + return 0; } static inline int security_inode_listxattr (struct dentry *dentry) @@ -1895,10 +1893,10 @@ static inline int security_inode_listxat #ifdef CONFIG_SECURITY if (unlikely (IS_PRIVATE (dentry->d_inode))) return 0; - return security_ops->inode_listxattr (dentry); -#else - return 0; + if (security_ops->inode_listxattr) + return security_ops->inode_listxattr(dentry); #endif + return 0; } static inline int security_inode_removexattr (struct dentry *dentry, char *name) @@ -1906,10 +1904,10 @@ static inline int security_inode_removex #ifdef CONFIG_SECURITY if (unlikely (IS_PRIVATE (dentry->d_inode))) return 0; - return security_ops->inode_removexattr (dentry, name); -#else - return cap_inode_removexattr(dentry, name); + if (security_ops->inode_removexattr) + return security_ops->inode_removexattr(dentry, name); #endif + return cap_inode_removexattr(dentry, name); } static inline int security_inode_getsecurity(struct inode *inode, const char *name, void *buffer, size_t size) @@ -1917,10 +1915,10 @@ static inline int security_inode_getsecu #ifdef CONFIG_SECURITY if (unlikely (IS_PRIVATE (inode))) return 0; - return security_ops->inode_getsecurity(inode, name, buffer, size); -#else - return -EOPNOTSUPP; + if (security_ops->inode_getsecurity) + return security_ops->inode_getsecurity(inode, name, buffer, size); #endif + return -EOPNOTSUPP; } static inline int security_inode_setsecurity(struct inode *inode, const char *name, const void *value, size_t size, int flags) @@ -1928,10 +1926,10 @@ static inline int security_inode_setsecu #ifdef CONFIG_SECURITY if (unlikely (IS_PRIVATE (inode))) return 0; - return security_ops->inode_setsecurity(inode, name, value, size, flags); -#else - return -EOPNOTSUPP; + if (security_ops->inode_setsecurity) + return security_ops->inode_setsecurity(inode, name, value, size, flags); #endif + return -EOPNOTSUPP; } static inline int security_inode_listsecurity(struct inode *inode, char *buffer, size_t buffer_size) @@ -1939,47 +1937,47 @@ static inline int security_inode_listsec #ifdef CONFIG_SECURITY if (unlikely (IS_PRIVATE (inode))) return 0; - return security_ops->inode_listsecurity(inode, buffer, buffer_size); -#else - return 0; + if (security_ops->inode_listsecurity) + return security_ops->inode_listsecurity(inode, buffer, buffer_size); #endif + return 0; } static inline int security_file_permission (struct file *file, int mask) { #ifdef CONFIG_SECURITY - return security_ops->file_permission (file, mask); -#else - return 0; + if (security_ops->file_permission) + return security_ops->file_permission(file, mask); #endif + return 0; } static inline int security_file_alloc (struct file *file) { #ifdef CONFIG_SECURITY - return security_ops->file_alloc_security (file); -#else - return 0; + if (security_ops->file_alloc_security) + return security_ops->file_alloc_security(file); #endif + return 0; } static inline void security_file_free (struct file *file) { #ifdef CONFIG_SECURITY - security_ops->file_free_security (file); -#else - return; + if (security_ops->file_free_security) + return security_ops->file_free_security(file); #endif + return; } static inline int security_file_ioctl (struct file *file, unsigned int cmd, unsigned long arg) { #ifdef CONFIG_SECURITY - return security_ops->file_ioctl (file, cmd, arg); -#else - return 0; + if (security_ops->file_ioctl) + return security_ops->file_ioctl(file, cmd, arg); #endif + return 0; } static inline int security_file_mmap (struct file *file, unsigned long reqprot, @@ -1987,10 +1985,10 @@ static inline int security_file_mmap (st unsigned long flags) { #ifdef CONFIG_SECURITY - return security_ops->file_mmap (file, reqprot, prot, flags); -#else - return 0; + if (security_ops->file_mmap) + return security_ops->file_mmap(file, reqprot, prot, flags); #endif + return 0; } static inline int security_file_mprotect (struct vm_area_struct *vma, @@ -1998,38 +1996,38 @@ static inline int security_file_mprotect unsigned long prot) { #ifdef CONFIG_SECURITY - return security_ops->file_mprotect (vma, reqprot, prot); -#else - return 0; + if (security_ops->file_mprotect) + return security_ops->file_mprotect(vma, reqprot, prot); #endif + return 0; } static inline int security_file_lock (struct file *file, unsigned int cmd) { #ifdef CONFIG_SECURITY - return security_ops->file_lock (file, cmd); -#else - return 0; + if (security_ops->file_lock) + return security_ops->file_lock(file, cmd); #endif + return 0; } static inline int security_file_fcntl (struct file *file, unsigned int cmd, unsigned long arg) { #ifdef CONFIG_SECURITY - return security_ops->file_fcntl (file, cmd, arg); -#else - return 0; + if (security_ops->file_fcntl) + return security_ops->file_fcntl(file, cmd, arg); #endif + return 0; } static inline int security_file_set_fowner (struct file *file) { #ifdef CONFIG_SECURITY - return security_ops->file_set_fowner (file); -#else - return 0; + if (security_ops->file_set_fowner) + return security_ops->file_set_fowner(file); #endif + return 0; } static inline int security_file_send_sigiotask (struct task_struct *tsk, @@ -2037,131 +2035,131 @@ static inline int security_file_send_sig int sig) { #ifdef CONFIG_SECURITY - return security_ops->file_send_sigiotask (tsk, fown, sig); -#else - return 0; + if (security_ops->file_send_sigiotask) + return security_ops->file_send_sigiotask(tsk, fown, sig); #endif + return 0; } static inline int security_file_receive (struct file *file) { #ifdef CONFIG_SECURITY - return security_ops->file_receive (file); -#else - return 0; + if (security_ops->file_receive) + return security_ops->file_receive(file); #endif + return 0; } static inline int security_task_create (unsigned long clone_flags) { #ifdef CONFIG_SECURITY - return security_ops->task_create (clone_flags); -#else - return 0; + if (security_ops->task_create) + return security_ops->task_create(clone_flags); #endif + return 0; } static inline int security_task_alloc (struct task_struct *p) { #ifdef CONFIG_SECURITY - return security_ops->task_alloc_security (p); -#else - return 0; + if (security_ops->task_alloc_security) + return security_ops->task_alloc_security(p); #endif + return 0; } static inline void security_task_free (struct task_struct *p) { #ifdef CONFIG_SECURITY - security_ops->task_free_security (p); -#else - return; + if (security_ops->task_free_security) + return security_ops->task_free_security(p); #endif + return; } static inline int security_task_setuid (uid_t id0, uid_t id1, uid_t id2, int flags) { #ifdef CONFIG_SECURITY - return security_ops->task_setuid (id0, id1, id2, flags); -#else - return 0; + if (security_ops->task_setuid) + return security_ops->task_setuid(id0, id1, id2, flags); #endif + return 0; } static inline int security_task_post_setuid (uid_t old_ruid, uid_t old_euid, uid_t old_suid, int flags) { #ifdef CONFIG_SECURITY - return security_ops->task_post_setuid (old_ruid, old_euid, old_suid, flags); -#else - return cap_task_post_setuid (old_ruid, old_euid, old_suid, flags); + if (security_ops->task_post_setuid) + return security_ops->task_post_setuid(old_ruid, old_euid, old_suid, flags); #endif + return cap_task_post_setuid (old_ruid, old_euid, old_suid, flags); } static inline int security_task_setgid (gid_t id0, gid_t id1, gid_t id2, int flags) { #ifdef CONFIG_SECURITY - return security_ops->task_setgid (id0, id1, id2, flags); -#else - return 0; + if (security_ops->task_setgid) + return security_ops->task_setgid(id0, id1, id2, flags); #endif + return 0; } static inline int security_task_setpgid (struct task_struct *p, pid_t pgid) { #ifdef CONFIG_SECURITY - return security_ops->task_setpgid (p, pgid); -#else - return 0; + if (security_ops->task_setpgid) + return security_ops->task_setpgid(p, pgid); #endif + return 0; } static inline int security_task_getpgid (struct task_struct *p) { #ifdef CONFIG_SECURITY - return security_ops->task_getpgid (p); -#else - return 0; + if (security_ops->task_getpgid) + return security_ops->task_getpgid(p); #endif + return 0; } static inline int security_task_getsid (struct task_struct *p) { #ifdef CONFIG_SECURITY - return security_ops->task_getsid (p); -#else - return 0; + if (security_ops->task_getsid) + return security_ops->task_getsid(p); #endif + return 0; } static inline int security_task_setgroups (struct group_info *group_info) { #ifdef CONFIG_SECURITY - return security_ops->task_setgroups (group_info); -#else - return 0; + if (security_ops->task_setgroups) + return security_ops->task_setgroups(group_info); #endif + return 0; } static inline int security_task_setnice (struct task_struct *p, int nice) { #ifdef CONFIG_SECURITY - return security_ops->task_setnice (p, nice); -#else - return 0; + if (security_ops->task_setnice) + return security_ops->task_setnice(p, nice); #endif + return 0; } static inline int security_task_setrlimit (unsigned int resource, struct rlimit *new_rlim) { #ifdef CONFIG_SECURITY - return security_ops->task_setrlimit (resource, new_rlim); -#else - return 0; + if (security_ops->task_setrlimit) + return security_ops->task_setrlimit(resource, new_rlim); #endif + return 0; } static inline int security_task_setscheduler (struct task_struct *p, @@ -2169,38 +2167,38 @@ static inline int security_task_setsched struct sched_param *lp) { #ifdef CONFIG_SECURITY - return security_ops->task_setscheduler (p, policy, lp); -#else - return 0; + if (security_ops->task_setscheduler) + return security_ops->task_setscheduler(p, policy, lp); #endif + return 0; } static inline int security_task_getscheduler (struct task_struct *p) { #ifdef CONFIG_SECURITY - return security_ops->task_getscheduler (p); -#else - return 0; + if (security_ops->task_getscheduler) + return security_ops->task_getscheduler(p); #endif + return 0; } static inline int security_task_kill (struct task_struct *p, struct siginfo *info, int sig) { #ifdef CONFIG_SECURITY - return security_ops->task_kill (p, info, sig); -#else - return 0; + if (security_ops->task_kill) + return security_ops->task_kill(p, info, sig); #endif + return 0; } static inline int security_task_wait (struct task_struct *p) { #ifdef CONFIG_SECURITY - return security_ops->task_wait (p); -#else - return 0; + if (security_ops->task_wait) + return security_ops->task_wait(p); #endif + return 0; } static inline int security_task_prctl (int option, unsigned long arg2, @@ -2209,103 +2207,103 @@ static inline int security_task_prctl (i unsigned long arg5) { #ifdef CONFIG_SECURITY - return security_ops->task_prctl (option, arg2, arg3, arg4, arg5); -#else - return 0; + if (security_ops->task_prctl) + return security_ops->task_prctl(option, arg2, arg3, arg4, arg5); #endif + return 0; } static inline void security_task_reparent_to_init (struct task_struct *p) { #ifdef CONFIG_SECURITY - security_ops->task_reparent_to_init (p); -#else - cap_task_reparent_to_init (p); + if (security_ops->task_reparent_to_init) + return security_ops->task_reparent_to_init(p); #endif + cap_task_reparent_to_init (p); } static inline void security_task_to_inode(struct task_struct *p, struct inode *inode) { #ifdef CONFIG_SECURITY - security_ops->task_to_inode(p, inode); -#else - return; + if (security_ops->task_to_inode) + return security_ops->task_to_inode(p, inode); #endif + return; } static inline int security_ipc_permission (struct kern_ipc_perm *ipcp, short flag) { #ifdef CONFIG_SECURITY - return security_ops->ipc_permission (ipcp, flag); -#else - return 0; + if (security_ops->ipc_permission) + return security_ops->ipc_permission(ipcp, flag); #endif + return 0; } static inline int security_msg_msg_alloc (struct msg_msg * msg) { #ifdef CONFIG_SECURITY - return security_ops->msg_msg_alloc_security (msg); -#else - return 0; + if (security_ops->msg_msg_alloc_security) + return security_ops->msg_msg_alloc_security(msg); #endif + return 0; } static inline void security_msg_msg_free (struct msg_msg * msg) { #ifdef CONFIG_SECURITY - security_ops->msg_msg_free_security(msg); -#else - return; + if (security_ops->msg_msg_free_security) + return security_ops->msg_msg_free_security(msg); #endif + return; } static inline int security_msg_queue_alloc (struct msg_queue *msq) { #ifdef CONFIG_SECURITY - return security_ops->msg_queue_alloc_security (msq); -#else - return 0; + if (security_ops->msg_queue_alloc_security) + return security_ops->msg_queue_alloc_security(msq); #endif + return 0; } static inline void security_msg_queue_free (struct msg_queue *msq) { #ifdef CONFIG_SECURITY - security_ops->msg_queue_free_security (msq); -#else - return; + if (security_ops->msg_queue_free_security) + return security_ops->msg_queue_free_security(msq); #endif + return; } static inline int security_msg_queue_associate (struct msg_queue * msq, int msqflg) { #ifdef CONFIG_SECURITY - return security_ops->msg_queue_associate (msq, msqflg); -#else - return 0; + if (security_ops->msg_queue_associate) + return security_ops->msg_queue_associate(msq, msqflg); #endif + return 0; } static inline int security_msg_queue_msgctl (struct msg_queue * msq, int cmd) { #ifdef CONFIG_SECURITY - return security_ops->msg_queue_msgctl (msq, cmd); -#else - return 0; + if (security_ops->msg_queue_msgctl) + return security_ops->msg_queue_msgctl(msq, cmd); #endif + return 0; } static inline int security_msg_queue_msgsnd (struct msg_queue * msq, struct msg_msg * msg, int msqflg) { #ifdef CONFIG_SECURITY - return security_ops->msg_queue_msgsnd (msq, msg, msqflg); -#else - return 0; + if (security_ops->msg_queue_msgsnd) + return security_ops->msg_queue_msgsnd(msq, msg, msqflg); #endif + return 0; } static inline int security_msg_queue_msgrcv (struct msg_queue * msq, @@ -2314,93 +2312,93 @@ static inline int security_msg_queue_msg long type, int mode) { #ifdef CONFIG_SECURITY - return security_ops->msg_queue_msgrcv (msq, msg, target, type, mode); -#else - return 0; + if (security_ops->msg_queue_msgrcv) + return security_ops->msg_queue_msgrcv(msq, msg, target, type, mode); #endif + return 0; } static inline int security_shm_alloc (struct shmid_kernel *shp) { #ifdef CONFIG_SECURITY - return security_ops->shm_alloc_security (shp); -#else - return 0; + if (security_ops->shm_alloc_security) + return security_ops->shm_alloc_security(shp); #endif + return 0; } static inline void security_shm_free (struct shmid_kernel *shp) { #ifdef CONFIG_SECURITY - security_ops->shm_free_security (shp); -#else - return; + if (security_ops->shm_free_security) + return security_ops->shm_free_security(shp); #endif + return; } static inline int security_shm_associate (struct shmid_kernel * shp, int shmflg) { #ifdef CONFIG_SECURITY - return security_ops->shm_associate(shp, shmflg); -#else - return 0; + if (security_ops->shm_associate) + return security_ops->shm_associate(shp, shmflg); #endif + return 0; } static inline int security_shm_shmctl (struct shmid_kernel * shp, int cmd) { #ifdef CONFIG_SECURITY - return security_ops->shm_shmctl (shp, cmd); -#else - return 0; + if (security_ops->shm_shmctl) + return security_ops->shm_shmctl(shp, cmd); #endif + return 0; } static inline int security_shm_shmat (struct shmid_kernel * shp, char __user *shmaddr, int shmflg) { #ifdef CONFIG_SECURITY - return security_ops->shm_shmat(shp, shmaddr, shmflg); -#else - return 0; + if (security_ops->shm_shmat) + return security_ops->shm_shmat(shp, shmaddr, shmflg); #endif + return 0; } static inline int security_sem_alloc (struct sem_array *sma) { #ifdef CONFIG_SECURITY - return security_ops->sem_alloc_security (sma); -#else - return 0; + if (security_ops->sem_alloc_security) + return security_ops->sem_alloc_security(sma); #endif + return 0; } static inline void security_sem_free (struct sem_array *sma) { #ifdef CONFIG_SECURITY - security_ops->sem_free_security (sma); -#else - return; + if (security_ops->sem_free_security) + return security_ops->sem_free_security(sma); #endif + return; } static inline int security_sem_associate (struct sem_array * sma, int semflg) { #ifdef CONFIG_SECURITY - return security_ops->sem_associate (sma, semflg); -#else - return 0; + if (security_ops->sem_associate) + return security_ops->sem_associate(sma, semflg); #endif + return 0; } static inline int security_sem_semctl (struct sem_array * sma, int cmd) { #ifdef CONFIG_SECURITY - return security_ops->sem_semctl(sma, cmd); -#else - return 0; + if (security_ops->sem_semctl) + return security_ops->sem_semctl(sma, cmd); #endif + return 0; } static inline int security_sem_semop (struct sem_array * sma, @@ -2408,10 +2406,10 @@ static inline int security_sem_semop (st int alter) { #ifdef CONFIG_SECURITY - return security_ops->sem_semop(sma, sops, nsops, alter); -#else - return 0; + if (security_ops->sem_semop) + return security_ops->sem_semop(sma, sops, nsops, alter); #endif + return 0; } static inline void security_d_instantiate (struct dentry *dentry, struct inode *inode) @@ -2419,46 +2417,46 @@ static inline void security_d_instantiat #ifdef CONFIG_SECURITY if (unlikely (inode && IS_PRIVATE (inode))) return; - security_ops->d_instantiate (dentry, inode); -#else - return; + if (security_ops->d_instantiate) + return security_ops->d_instantiate(dentry, inode); #endif + return; } static inline int security_getprocattr(struct task_struct *p, char *name, void *value, size_t size) { #ifdef CONFIG_SECURITY - return security_ops->getprocattr(p, name, value, size); -#else - return -EINVAL; + if (security_ops->getprocattr) + return security_ops->getprocattr(p, name, value, size); #endif + return -EINVAL; } static inline int security_setprocattr(struct task_struct *p, char *name, void *value, size_t size) { #ifdef CONFIG_SECURITY - return security_ops->setprocattr(p, name, value, size); -#else - return -EINVAL; + if (security_ops->setprocattr) + return security_ops->setprocattr(p, name, value, size); #endif + return -EINVAL; } static inline int security_netlink_send(struct sock *sk, struct sk_buff * skb) { #ifdef CONFIG_SECURITY - return security_ops->netlink_send(sk, skb); -#else - return cap_netlink_send (sk, skb); + if (security_ops->netlink_send) + return security_ops->netlink_send(sk, skb); #endif + return cap_netlink_send (sk, skb); } static inline int security_netlink_recv(struct sk_buff * skb) { #ifdef CONFIG_SECURITY - return security_ops->netlink_recv(skb); -#else - return cap_netlink_recv (skb); + if (security_ops->netlink_recv) + return security_ops->netlink_recv(skb); #endif + return cap_netlink_recv (skb); } static inline int security_unix_stream_connect(struct socket * sock, @@ -2466,10 +2464,10 @@ static inline int security_unix_stream_c struct sock * newsk) { #ifdef CONFIG_SECURITY_NETWORK - return security_ops->unix_stream_connect(sock, other, newsk); -#else - return 0; + if (security_ops->unix_stream_connect) + return security_ops->unix_stream_connect(sock, other, newsk); #endif + return 0; } @@ -2477,20 +2475,20 @@ static inline int security_unix_may_send struct socket * other) { #ifdef CONFIG_SECURITY_NETWORK - return security_ops->unix_may_send(sock, other); -#else - return 0; + if (security_ops->unix_may_send) + return security_ops->unix_may_send(sock, other); #endif + return 0; } static inline int security_socket_create (int family, int type, int protocol, int kern) { #ifdef CONFIG_SECURITY_NETWORK - return security_ops->socket_create(family, type, protocol, kern); -#else - return 0; + if (security_ops->socket_create) + return security_ops->socket_create(family, type, protocol, kern); #endif + return 0; } static inline void security_socket_post_create(struct socket * sock, @@ -2499,11 +2497,10 @@ static inline void security_socket_post_ int protocol, int kern) { #ifdef CONFIG_SECURITY_NETWORK - security_ops->socket_post_create(sock, family, type, - protocol, kern); -#else - return; + if (security_ops->socket_post_create) + return security_ops->socket_post_create(sock, family, type, protocol, kern); #endif + return; } static inline int security_socket_bind(struct socket * sock, @@ -2511,10 +2508,10 @@ static inline int security_socket_bind(s int addrlen) { #ifdef CONFIG_SECURITY_NETWORK - return security_ops->socket_bind(sock, address, addrlen); -#else - return 0; + if (security_ops->socket_bind) + return security_ops->socket_bind(sock, address, addrlen); #endif + return 0; } static inline int security_socket_connect(struct socket * sock, @@ -2522,49 +2519,49 @@ static inline int security_socket_connec int addrlen) { #ifdef CONFIG_SECURITY_NETWORK - return security_ops->socket_connect(sock, address, addrlen); -#else - return 0; + if (security_ops->socket_connect) + return security_ops->socket_connect(sock, address, addrlen); #endif + return 0; } static inline int security_socket_listen(struct socket * sock, int backlog) { #ifdef CONFIG_SECURITY_NETWORK - return security_ops->socket_listen(sock, backlog); -#else - return 0; + if (security_ops->socket_listen) + return security_ops->socket_listen(sock, backlog); #endif + return 0; } static inline int security_socket_accept(struct socket * sock, struct socket * newsock) { #ifdef CONFIG_SECURITY_NETWORK - return security_ops->socket_accept(sock, newsock); -#else - return 0; + if (security_ops->socket_accept) + return security_ops->socket_accept(sock, newsock); #endif + return 0; } static inline void security_socket_post_accept(struct socket * sock, struct socket * newsock) { #ifdef CONFIG_SECURITY_NETWORK - security_ops->socket_post_accept(sock, newsock); -#else - return; + if (security_ops->socket_post_accept) + return security_ops->socket_post_accept(sock, newsock); #endif + return; } static inline int security_socket_sendmsg(struct socket * sock, struct msghdr * msg, int size) { #ifdef CONFIG_SECURITY_NETWORK - return security_ops->socket_sendmsg(sock, msg, size); -#else - return 0; + if (security_ops->socket_sendmsg) + return security_ops->socket_sendmsg(sock, msg, size); #endif + return 0; } static inline int security_socket_recvmsg(struct socket * sock, @@ -2572,95 +2569,95 @@ static inline int security_socket_recvms int flags) { #ifdef CONFIG_SECURITY_NETWORK - return security_ops->socket_recvmsg(sock, msg, size, flags); -#else - return 0; + if (security_ops->socket_recvmsg) + return security_ops->socket_recvmsg(sock, msg, size, flags); #endif + return 0; } static inline int security_socket_getsockname(struct socket * sock) { #ifdef CONFIG_SECURITY_NETWORK - return security_ops->socket_getsockname(sock); -#else - return 0; + if (security_ops->socket_getsockname) + return security_ops->socket_getsockname(sock); #endif + return 0; } static inline int security_socket_getpeername(struct socket * sock) { #ifdef CONFIG_SECURITY_NETWORK - return security_ops->socket_getpeername(sock); -#else - return 0; + if (security_ops->socket_getpeername) + return security_ops->socket_getpeername(sock); #endif + return 0; } static inline int security_socket_getsockopt(struct socket * sock, int level, int optname) { #ifdef CONFIG_SECURITY_NETWORK - return security_ops->socket_getsockopt(sock, level, optname); -#else - return 0; + if (security_ops->socket_getsockopt) + return security_ops->socket_getsockopt(sock, level, optname); #endif + return 0; } static inline int security_socket_setsockopt(struct socket * sock, int level, int optname) { #ifdef CONFIG_SECURITY_NETWORK - return security_ops->socket_setsockopt(sock, level, optname); -#else - return 0; + if (security_ops->socket_setsockopt) + return security_ops->socket_setsockopt(sock, level, optname); #endif + return 0; } static inline int security_socket_shutdown(struct socket * sock, int how) { #ifdef CONFIG_SECURITY_NETWORK - return security_ops->socket_shutdown(sock, how); -#else - return 0; + if (security_ops->socket_shutdown) + return security_ops->socket_shutdown(sock, how); #endif + return 0; } static inline int security_sock_rcv_skb (struct sock * sk, struct sk_buff * skb) { #ifdef CONFIG_SECURITY_NETWORK - return security_ops->socket_sock_rcv_skb (sk, skb); -#else - return 0; + if (security_ops->socket_sock_rcv_skb) + return security_ops->socket_sock_rcv_skb(sk, skb); #endif + return 0; } static inline int security_socket_getpeersec(struct socket *sock, char __user *optval, int __user *optlen, unsigned len) { #ifdef CONFIG_SECURITY_NETWORK - return security_ops->socket_getpeersec(sock, optval, optlen, len); -#else - return -ENOPROTOOPT; + if (security_ops->socket_getpeersec) + return security_ops->socket_getpeersec(sock, optval, optlen, len); #endif + return -ENOPROTOOPT; } static inline int security_sk_alloc(struct sock *sk, int family, int priority) { #ifdef CONFIG_SECURITY_NETWORK - return security_ops->sk_alloc_security(sk, family, priority); -#else - return 0; + if (security_ops->sk_alloc_security) + return security_ops->sk_alloc_security(sk, family, priority); #endif + return 0; } static inline void security_sk_free(struct sock *sk) { #ifdef CONFIG_SECURITY_NETWORK - return security_ops->sk_free_security(sk); -#else - return; + if (security_ops->sk_free_security) + return security_ops->sk_free_security(sk); #endif + return; } #endif /* __LINUX_SECURITY_H */ --
This archive was generated by hypermail 2.1.3 : Wed Aug 24 2005 - 18:24:53 PDT