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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/security-testing-2.6

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* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/security-testing-2.6: (33 commits)
  AppArmor: kill unused macros in lsm.c
  AppArmor: cleanup generated files correctly
  KEYS: Add an iovec version of KEYCTL_INSTANTIATE
  KEYS: Add a new keyctl op to reject a key with a specified error code
  KEYS: Add a key type op to permit the key description to be vetted
  KEYS: Add an RCU payload dereference macro
  AppArmor: Cleanup make file to remove cruft and make it easier to read
  SELinux: implement the new sb_remount LSM hook
  LSM: Pass -o remount options to the LSM
  SELinux: Compute SID for the newly created socket
  SELinux: Socket retains creator role and MLS attribute
  SELinux: Auto-generate security_is_socket_class
  TOMOYO: Fix memory leak upon file open.
  Revert "selinux: simplify ioctl checking"
  selinux: drop unused packet flow permissions
  selinux: Fix packet forwarding checks on postrouting
  selinux: Fix wrong checks for selinux_policycap_netpeer
  selinux: Fix check for xfrm selinux context algorithm
  ima: remove unnecessary call to ima_must_measure
  IMA: remove IMA imbalance checking
  ...
This commit is contained in:
Linus Torvalds 2011-03-16 09:15:43 -07:00
commit 0f6e0e8448
85 changed files with 1549 additions and 712 deletions
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35
include/linux/security.h
View file

@ -25,6 +25,7 @@
#include <linux/fs.h>
#include <linux/fsnotify.h>
#include <linux/binfmts.h>
#include <linux/dcache.h>
#include <linux/signal.h>
#include <linux/resource.h>
#include <linux/sem.h>
@ -267,6 +268,12 @@ static inline void security_free_mnt_opts(struct security_mnt_opts *opts)
* @orig the original mount data copied from userspace.
* @copy copied data which will be passed to the security module.
* Returns 0 if the copy was successful.
* @sb_remount:
* Extracts security system specifc mount options and verifys no changes
* are being made to those options.
* @sb superblock being remounted
* @data contains the filesystem-specific data.
* Return 0 if permission is granted.
* @sb_umount:
* Check permission before the @mnt file system is unmounted.
* @mnt contains the mounted file system.
@ -315,6 +322,7 @@ static inline void security_free_mnt_opts(struct security_mnt_opts *opts)
* then it should return -EOPNOTSUPP to skip this processing.
* @inode contains the inode structure of the newly created inode.
* @dir contains the inode structure of the parent directory.
* @qstr contains the last path component of the new object
* @name will be set to the allocated name suffix (e.g. selinux).
* @value will be set to the allocated attribute value.
* @len will be set to the length of the value.
@ -1257,12 +1265,6 @@ static inline void security_free_mnt_opts(struct security_mnt_opts *opts)
* @cap contains the capability <include/linux/capability.h>.
* @audit: Whether to write an audit message or not
* Return 0 if the capability is granted for @tsk.
* @sysctl:
* Check permission before accessing the @table sysctl variable in the
* manner specified by @op.
* @table contains the ctl_table structure for the sysctl variable.
* @op contains the operation (001 = search, 002 = write, 004 = read).
* Return 0 if permission is granted.
* @syslog:
* Check permission before accessing the kernel message ring or changing
* logging to the console.
@ -1383,7 +1385,6 @@ struct security_operations {
const kernel_cap_t *permitted);
int (*capable) (struct task_struct *tsk, const struct cred *cred,
int cap, int audit);
int (*sysctl) (struct ctl_table *table, int op);
int (*quotactl) (int cmds, int type, int id, struct super_block *sb);
int (*quota_on) (struct dentry *dentry);
int (*syslog) (int type);
@ -1399,6 +1400,7 @@ struct security_operations {
int (*sb_alloc_security) (struct super_block *sb);
void (*sb_free_security) (struct super_block *sb);
int (*sb_copy_data) (char *orig, char *copy);
int (*sb_remount) (struct super_block *sb, void *data);
int (*sb_kern_mount) (struct super_block *sb, int flags, void *data);
int (*sb_show_options) (struct seq_file *m, struct super_block *sb);
int (*sb_statfs) (struct dentry *dentry);
@ -1435,7 +1437,8 @@ struct security_operations {
int (*inode_alloc_security) (struct inode *inode);
void (*inode_free_security) (struct inode *inode);
int (*inode_init_security) (struct inode *inode, struct inode *dir,
char **name, void **value, size_t *len);
const struct qstr *qstr, char **name,
void **value, size_t *len);
int (*inode_create) (struct inode *dir,
struct dentry *dentry, int mode);
int (*inode_link) (struct dentry *old_dentry,
@ -1665,7 +1668,6 @@ int security_capset(struct cred *new, const struct cred *old,
int security_capable(const struct cred *cred, int cap);
int security_real_capable(struct task_struct *tsk, int cap);
int security_real_capable_noaudit(struct task_struct *tsk, int cap);
int security_sysctl(struct ctl_table *table, int op);
int security_quotactl(int cmds, int type, int id, struct super_block *sb);
int security_quota_on(struct dentry *dentry);
int security_syslog(int type);
@ -1681,6 +1683,7 @@ int security_bprm_secureexec(struct linux_binprm *bprm);
int security_sb_alloc(struct super_block *sb);
void security_sb_free(struct super_block *sb);
int security_sb_copy_data(char *orig, char *copy);
int security_sb_remount(struct super_block *sb, void *data);
int security_sb_kern_mount(struct super_block *sb, int flags, void *data);
int security_sb_show_options(struct seq_file *m, struct super_block *sb);
int security_sb_statfs(struct dentry *dentry);
@ -1696,7 +1699,8 @@ int security_sb_parse_opts_str(char *options, struct security_mnt_opts *opts);
int security_inode_alloc(struct inode *inode);
void security_inode_free(struct inode *inode);
int security_inode_init_security(struct inode *inode, struct inode *dir,
char **name, void **value, size_t *len);
const struct qstr *qstr, char **name,
void **value, size_t *len);
int security_inode_create(struct inode *dir, struct dentry *dentry, int mode);
int security_inode_link(struct dentry *old_dentry, struct inode *dir,
struct dentry *new_dentry);
@ -1883,11 +1887,6 @@ int security_real_capable_noaudit(struct task_struct *tsk, int cap)
return ret;
}
static inline int security_sysctl(struct ctl_table *table, int op)
{
return 0;
}
static inline int security_quotactl(int cmds, int type, int id,
struct super_block *sb)
{
@ -1965,6 +1964,11 @@ static inline int security_sb_copy_data(char *orig, char *copy)
return 0;
}
static inline int security_sb_remount(struct super_block *sb, void *data)
{
return 0;
}
static inline int security_sb_kern_mount(struct super_block *sb, int flags, void *data)
{
return 0;
@ -2024,6 +2028,7 @@ static inline void security_inode_free(struct inode *inode)
static inline int security_inode_init_security(struct inode *inode,
struct inode *dir,
const struct qstr *qstr,
char **name,
void **value,
size_t *len)