linux-kernel - [PATCH] staging: rtl8723bs: use PTR

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Message-ID: <20251228145823.3250174-1-s9430939@naver.com>
Date: Sun, 28 Dec 2025 23:58:23 +0900
From: Minu Jin <s9430939@...er.com>
To: gregkh@...uxfoundation.org
Cc: linux-staging@...ts.linux.dev,
	linux-kernel@...r.kernel.org,
	s9430939@...er.com
Subject: [PATCH] staging: rtl8723bs: use PTR_ALIGN for buffer alignment

Replace manual pointer alignment calculation with the standard PTR_ALIGN
macro in rtw_init_cmd_priv()

This improves code readability and ensures the use of kernel's
preferred alignment mechanism instead of manual calculation

Signed-off-by: Minu Jin <s9430939@...er.com>
---
 drivers/staging/rtl8723bs/core/rtw_cmd.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/staging/rtl8723bs/core/rtw_cmd.c b/drivers/staging/rtl8723bs/core/rtw_cmd.c
index ef2d92b5588a..0d2e8fade9c4 100644
--- a/drivers/staging/rtl8723bs/core/rtw_cmd.c
+++ b/drivers/staging/rtl8723bs/core/rtw_cmd.c
@@ -7,6 +7,7 @@
 #include <drv_types.h>
 #include <hal_btcoex.h>
 #include <linux/jiffies.h>
+#include <linux/align.h>
 
 static struct _cmd_callback rtw_cmd_callback[] = {
 	{GEN_CMD_CODE(_Read_MACREG), NULL}, /*0*/
@@ -175,7 +176,7 @@ int rtw_init_cmd_priv(struct	cmd_priv *pcmdpriv)
 	if (!pcmdpriv->cmd_allocated_buf)
 		return -ENOMEM;
 
-	pcmdpriv->cmd_buf = pcmdpriv->cmd_allocated_buf  +  CMDBUFF_ALIGN_SZ - ((SIZE_PTR)(pcmdpriv->cmd_allocated_buf) & (CMDBUFF_ALIGN_SZ-1));
+	pcmdpriv->cmd_buf = PTR_ALIGN(pcmdpriv->cmd_allocated_buf, CMDBUFF_ALIGN_SZ);
 
 	pcmdpriv->rsp_allocated_buf = rtw_zmalloc(MAX_RSPSZ + 4);
 
-- 
2.43.0