From 2fc4f18729c30a4a775bcc47583f91a9fafee4d0 Mon Sep 17 00:00:00 2001
From: Gatsby Van <gatsby_van@163.com>
Date: Tue, 5 Nov 2024 23:57:29 +0800
Subject: [PATCH] fix(systembus): align data length to prevent unaligned memory
 copy operations

---
 src/systembus/systembus_uart.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/systembus/systembus_uart.c b/src/systembus/systembus_uart.c
index 8163d01..2f6d2b0 100644
--- a/src/systembus/systembus_uart.c
+++ b/src/systembus/systembus_uart.c
@@ -175,7 +175,7 @@ int SysbusUart_Recv(SYSBUS_UART *instPtr, SYSBUS_UART_FRAME *frame)
 	{
 		return EPARAM;
 	}
-	dWLen = (dLen + FRAME_HEAD_LEN + FRAME_INFO_LEN - 1) / 4 + 1;
+	dWLen = NORMALIZE_SIZE(dLen + FRAME_HEAD_LEN + FRAME_INFO_LEN) / sizeof(uint32_t);
 
 	dBuff = malloc(sizeof(uint32_t) * dWLen);
 	if (dBuff == NULL)
@@ -262,4 +262,4 @@ bool SysbusUart_IsTxBusy(SYSBUS_UART *instPtr)
 
 /** @} SystemBus_UART*/
 
-/** @} SystemBus*/
\ No newline at end of file
+/** @} SystemBus*/