[PATCH] selinux: eliminate selinux_task_ctxid

Eliminate selinux_task_ctxid since it duplicates selinux_task_get_sid.

Signed-off-by: Stephen Smalley <sds@tycho.nsa.gov>
Acked-by: James Morris <jmorris@namei.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

3 files changed, 1 insertions, 25 deletions

diff --git a/include/linux/selinux.h b/include/linux/selinux.h
index aad4e390d6a5..79e4707ca772 100644
--- a/include/linux/selinux.h
+++ b/include/linux/selinux.h
@@ -70,16 +70,6 @@ int selinux_audit_rule_match(u32 ctxid, u32 field, u32 op,
 void selinux_audit_set_callback(int (*callback)(void));
 
 /**
- *      selinux_task_ctxid - determine a context ID for a process.
- *      @tsk: the task object
- *      @ctxid: ID value returned via this
- *
- *      On return, ctxid will contain an ID for the context.  This value
- *      should only be used opaquely.
- */
-void selinux_task_ctxid(struct task_struct *tsk, u32 *ctxid);
-
-/**
  *     selinux_ctxid_to_string - map a security context ID to a string
  *     @ctxid: security context ID to be converted.
  *     @ctx: address of context string to be returned
@@ -166,11 +156,6 @@ static inline void selinux_audit_set_callback(int (*callback)(void))
         return;
 }
 
-static inline void selinux_task_ctxid(struct task_struct *tsk, u32 *ctxid)
-{
-        *ctxid = 0;
-}
-
 static inline int selinux_ctxid_to_string(u32 ctxid, char **ctx, u32 *ctxlen)
 {
        *ctx = NULL;
diff --git a/kernel/auditsc.c b/kernel/auditsc.c
index 1bd8827a0102..331e17010393 100644
--- a/kernel/auditsc.c
+++ b/kernel/auditsc.c
@@ -385,7 +385,7 @@ static int audit_filter_rules(struct task_struct *tsk,
                            logged upon error */
                         if (f->se_rule) {
                                 if (need_sid) {
-                                        selinux_task_ctxid(tsk, &sid);
+                                        selinux_get_task_sid(tsk, &sid);
                                         need_sid = 0;
                                 }
                                 result = selinux_audit_rule_match(sid, f->type,
diff --git a/security/selinux/exports.c b/security/selinux/exports.c
index 9d7737db5e51..ee0fb47f81ae 100644
--- a/security/selinux/exports.c
+++ b/security/selinux/exports.c
@@ -21,15 +21,6 @@
 #include "security.h"
 #include "objsec.h"
 
-void selinux_task_ctxid(struct task_struct *tsk, u32 *ctxid)
-{
-        struct task_security_struct *tsec = tsk->security;
-        if (selinux_enabled)
-                *ctxid = tsec->sid;
-        else
-                *ctxid = 0;
-}
-
 int selinux_ctxid_to_string(u32 ctxid, char **ctx, u32 *ctxlen)
 {
         if (selinux_enabled)