1 files changed, 3 insertions, 83 deletions

diff --git a/security/selinux/exports.c b/security/selinux/exports.c
index 87d2bb3ea35..e75dd94e2d2 100644
--- a/security/selinux/exports.c
+++ b/security/selinux/exports.c
@@ -11,93 +11,13 @@
  * it under the terms of the GNU General Public License version 2,
  * as published by the Free Software Foundation.
  */
-#include <linux/types.h>
-#include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/selinux.h>
-#include <linux/fs.h>
-#include <linux/ipc.h>
-#include <asm/atomic.h>
 
 #include "security.h"
-#include "objsec.h"
 
-/* SECMARK reference count */
-extern atomic_t selinux_secmark_refcount;
-
-int selinux_sid_to_string(u32 sid, char **ctx, u32 *ctxlen)
-{
-	if (selinux_enabled)
-		return security_sid_to_context(sid, ctx, ctxlen);
-	else {
-		*ctx = NULL;
-		*ctxlen = 0;
-	}
-
-	return 0;
-}
-
-void selinux_get_inode_sid(const struct inode *inode, u32 *sid)
-{
-	if (selinux_enabled) {
-		struct inode_security_struct *isec = inode->i_security;
-		*sid = isec->sid;
-		return;
-	}
-	*sid = 0;
-}
-
-void selinux_get_ipc_sid(const struct kern_ipc_perm *ipcp, u32 *sid)
-{
-	if (selinux_enabled) {
-		struct ipc_security_struct *isec = ipcp->security;
-		*sid = isec->sid;
-		return;
-	}
-	*sid = 0;
-}
-
-void selinux_get_task_sid(struct task_struct *tsk, u32 *sid)
-{
-	if (selinux_enabled) {
-		struct task_security_struct *tsec = tsk->security;
-		*sid = tsec->sid;
-		return;
-	}
-	*sid = 0;
-}
-
-int selinux_string_to_sid(char *str, u32 *sid)
-{
-	if (selinux_enabled)
-		return security_context_to_sid(str, strlen(str), sid);
-	else {
-		*sid = 0;
-		return 0;
-	}
-}
-EXPORT_SYMBOL_GPL(selinux_string_to_sid);
-
-int selinux_secmark_relabel_packet_permission(u32 sid)
-{
-	if (selinux_enabled) {
-		struct task_security_struct *tsec = current->security;
-
-		return avc_has_perm(tsec->sid, sid, SECCLASS_PACKET,
-				    PACKET__RELABELTO, NULL);
-	}
-	return 0;
-}
-EXPORT_SYMBOL_GPL(selinux_secmark_relabel_packet_permission);
-
-void selinux_secmark_refcount_inc(void)
-{
-	atomic_inc(&selinux_secmark_refcount);
-}
-EXPORT_SYMBOL_GPL(selinux_secmark_refcount_inc);
-
-void selinux_secmark_refcount_dec(void)
+bool selinux_is_enabled(void)
 {
-	atomic_dec(&selinux_secmark_refcount);
+	return selinux_enabled;
 }
-EXPORT_SYMBOL_GPL(selinux_secmark_refcount_dec);
+EXPORT_SYMBOL_GPL(selinux_is_enabled);