audit: inline audit_free to simplify the look of generic code

make the conditional a static inline instead of doing it in generic code.

Signed-off-by: Eric Paris <eparis@redhat.com>
diff --git a/kernel/auditsc.c b/kernel/auditsc.c
index e1062f6..7aaeb38 100644
--- a/kernel/auditsc.c
+++ b/kernel/auditsc.c
@@ -1594,7 +1594,7 @@
  *
  * Called from copy_process and do_exit
  */
-void audit_free(struct task_struct *tsk)
+void __audit_free(struct task_struct *tsk)
 {
 	struct audit_context *context;