diff --git a/include/osdep_service_linux.h b/include/osdep_service_linux.h
index f371343..342c2aa 100644
--- a/include/osdep_service_linux.h
+++ b/include/osdep_service_linux.h
@@ -269,14 +269,14 @@ __inline static void rtw_list_delete(_list *plist)
 }
 
 #define RTW_TIMER_HDL_ARGS void *FunctionContext
-
+#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 15, 0)
 __inline static void _init_timer(_timer *ptimer, _nic_hdl nic_hdl, void *pfunc, void *cntx)
 {
-	/* setup_timer(ptimer, pfunc,(u32)cntx);	 */
 	ptimer->function = pfunc;
 	ptimer->data = (unsigned long)cntx;
 	init_timer(ptimer);
 }
+#endif
 
 __inline static void _set_timer(_timer *ptimer, u32 delay_time)
 {
@@ -429,5 +429,4 @@ extern struct net_device *rtw_alloc_etherdev(int sizeof_priv);
 
 #define STRUCT_PACKED __attribute__ ((packed))
 
-
 #endif