security: remove dead hook task_setgid

Unused hook.  Remove.

Signed-off-by: Eric Paris <eparis@redhat.com>
Signed-off-by: James Morris <jmorris@namei.org>

1 files changed, 0 insertions, 20 deletions

diff --git a/include/linux/security.h b/include/linux/security.h
index 447c57fcec88..04ce0d6e4edf 100644
--- a/include/linux/security.h
+++ b/include/linux/security.h
@@ -683,18 +683,6 @@ static inline void security_free_mnt_opts(struct security_mnt_opts *opts)
  *      @old is the set of credentials that are being replaces
  *      @flags contains one of the LSM_SETID_* values.
  *      Return 0 on success.
- * @task_setgid:
- *      Check permission before setting one or more of the group identity
- *      attributes of the current process.  The @flags parameter indicates
- *      which of the set*gid system calls invoked this hook and how to
- *      interpret the @id0, @id1, and @id2 parameters.  See the LSM_SETID
- *      definitions at the beginning of this file for the @flags values and
- *      their meanings.
- *      @id0 contains a gid.
- *      @id1 contains a gid.
- *      @id2 contains a gid.
- *      @flags contains one of the LSM_SETID_* values.
- *      Return 0 if permission is granted.
  * @task_setpgid:
  *      Check permission before setting the process group identifier of the
  *      process @p to @pgid.
@@ -1526,7 +1514,6 @@ struct security_operations {
         int (*kernel_module_request)(char *kmod_name);
         int (*task_fix_setuid) (struct cred *new, const struct cred *old,
                                 int flags);
-        int (*task_setgid) (gid_t id0, gid_t id1, gid_t id2, int flags);
         int (*task_setpgid) (struct task_struct *p, pid_t pgid);
         int (*task_getpgid) (struct task_struct *p);
         int (*task_getsid) (struct task_struct *p);
@@ -1782,7 +1769,6 @@ int security_kernel_create_files_as(struct cred *new, struct inode *inode);
 int security_kernel_module_request(char *kmod_name);
 int security_task_fix_setuid(struct cred *new, const struct cred *old,
                              int flags);
-int security_task_setgid(gid_t id0, gid_t id1, gid_t id2, int flags);
 int security_task_setpgid(struct task_struct *p, pid_t pgid);
 int security_task_getpgid(struct task_struct *p);
 int security_task_getsid(struct task_struct *p);
@@ -2323,12 +2309,6 @@ static inline int security_task_fix_setuid(struct cred *new,
         return cap_task_fix_setuid(new, old, flags);
 }
 
-static inline int security_task_setgid(gid_t id0, gid_t id1, gid_t id2,
-                                       int flags)
-{
-        return 0;
-}
-
 static inline int security_task_setpgid(struct task_struct *p, pid_t pgid)
 {
         return 0;