diff --git a/core/rtw_cmd.c b/core/rtw_cmd.c
index bff603a..316fea8 100644
--- a/core/rtw_cmd.c
+++ b/core/rtw_cmd.c
@@ -554,6 +554,9 @@ _func_exit_;
 
 	thread_exit();
 
+#ifdef PLATFORM_LINUX
+	return 0;
+#endif
 }
 
 
diff --git a/core/rtw_mp.c b/core/rtw_mp.c
index 74069e4..a4b5362 100644
--- a/core/rtw_mp.c
+++ b/core/rtw_mp.c
@@ -1179,6 +1179,10 @@ exit:
 	pmptx->stop = 1;
 
 	thread_exit();
+
+#ifdef PLATFORM_LINUX
+	return 0;
+#endif
 }
 
 void fill_txdesc_for_mp(PADAPTER padapter, struct tx_desc *ptxdesc)
diff --git a/include/osdep_service_linux.h b/include/osdep_service_linux.h
index 32a55b9..b8ab083 100644
--- a/include/osdep_service_linux.h
+++ b/include/osdep_service_linux.h
@@ -146,7 +146,11 @@
 	typedef int		thread_return;
 	typedef void*	thread_context;
 
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5, 17, 0))
 	#define thread_exit() kthread_complete_and_exit(NULL, 0)
+#else
+	#define thread_exit() complete_and_exit(NULL, 0)
+#endif
 
 	typedef void timer_hdl_return;
 	typedef void* timer_hdl_context;