5045 use atomic_{inc,dec}_* instead of atomic_add_*

@@ -37,20 +37,20 @@
  * increment audit path reference count
  */
 void
 au_pathhold(struct audit_path *app)
 {
-        atomic_add_32(&app->audp_ref, 1);
+        atomic_inc_32(&app->audp_ref);
 }
 
 /*
  * decrement audit path reference count
  */
 void
 au_pathrele(struct audit_path *app)
 {
-        if (atomic_add_32_nv(&app->audp_ref, -1) > 0)
+        if (atomic_dec_32_nv(&app->audp_ref) > 0)
                 return;
         kmem_free(app, app->audp_size);
 }
 
 /*