From 0d4945777d88d173635944c40af7272a54feaaee Mon Sep 17 00:00:00 2001
From: Meco Man <920369182@qq.com>
Date: Fri, 1 Oct 2021 20:08:50 -0400
Subject: [PATCH] =?UTF-8?q?[ab32vg1]=20=E4=BF=AE=E5=A4=8DNULL=E5=92=8Cuint?=
 =?UTF-8?q?8=E6=8A=A5=E9=94=99?=
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---
 bsp/bluetrum/libraries/hal_drivers/drv_common.c | 8 ++++----
 bsp/bluetrum/libraries/hal_drivers/drv_usart.c  | 2 +-
 2 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/bsp/bluetrum/libraries/hal_drivers/drv_common.c b/bsp/bluetrum/libraries/hal_drivers/drv_common.c
index 75b3426010..7252050589 100644
--- a/bsp/bluetrum/libraries/hal_drivers/drv_common.c
+++ b/bsp/bluetrum/libraries/hal_drivers/drv_common.c
@@ -19,27 +19,27 @@ void uart1_irq_process(void);
 RT_SECTION(".irq.uart")
 void uart0_irq_post(void)
 {
-    uint8_t mq_msg = MSG_UART0_IRQ;
+    rt_uint8_t mq_msg = MSG_UART0_IRQ;
     rt_mq_send(drv_mq, &mq_msg, 1);
 }
 
 RT_SECTION(".irq.uart")
 void uart1_irq_post(void)
 {
-    uint8_t mq_msg = MSG_UART1_IRQ;
+    rt_uint8_t mq_msg = MSG_UART1_IRQ;
     rt_mq_send(drv_mq, &mq_msg, 1);
 }
 
 RT_SECTION(".irq.uart")
 void uart2_irq_post(void)
 {
-    uint8_t mq_msg = MSG_UART2_IRQ;
+    rt_uint8_t mq_msg = MSG_UART2_IRQ;
     rt_mq_send(drv_mq, &mq_msg, 1);
 }
 
 static void drv_thread_entry(void *parameter)
 {
-    uint8_t mq_msg = 0;
+    rt_uint8_t mq_msg = 0;
     while (1) {
         rt_mq_recv(drv_mq, &mq_msg, 1, RT_WAITING_FOREVER);
         switch (mq_msg) {
diff --git a/bsp/bluetrum/libraries/hal_drivers/drv_usart.c b/bsp/bluetrum/libraries/hal_drivers/drv_usart.c
index 23aa85848d..d1a46ad095 100644
--- a/bsp/bluetrum/libraries/hal_drivers/drv_usart.c
+++ b/bsp/bluetrum/libraries/hal_drivers/drv_usart.c
@@ -324,7 +324,7 @@ int rt_hw_usart_init(void)
                                        | RT_DEVICE_FLAG_INT_RX
                                        | RT_DEVICE_FLAG_INT_TX
                                        | uart_obj[i].uart_dma_flag
-                                       , NULL);
+                                       , RT_NULL);
         RT_ASSERT(result == RT_EOK);
     }
 
-- 
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