linux-kernel - [PATCH] tty: Use bitwise instead of arithmetic operator for flags

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Message-ID: <1647574342-24488-1-git-send-email-baihaowen@meizu.com>
Date:   Fri, 18 Mar 2022 11:32:22 +0800
From:   Haowen Bai <baihaowen@...zu.com>
To:     <arnd@...db.de>, <gregkh@...uxfoundation.org>,
        <jirislaby@...nel.org>, <dsterba@...e.com>, <elder@...aro.org>,
        <jcmvbkbc@...il.com>
CC:     <linux-kernel@...r.kernel.org>, Haowen Bai <baihaowen@...zu.com>
Subject: [PATCH] tty: Use bitwise instead of arithmetic operator for flags

to make code clear.

Signed-off-by: Haowen Bai <baihaowen@...zu.com>
---
 drivers/char/pcmcia/synclink_cs.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/char/pcmcia/synclink_cs.c b/drivers/char/pcmcia/synclink_cs.c
index 78baba5..e6f2186 100644
--- a/drivers/char/pcmcia/synclink_cs.c
+++ b/drivers/char/pcmcia/synclink_cs.c
@@ -922,7 +922,7 @@ static void rx_ready_async(MGSLPC_INFO *info, int tcd)
 		// BIT7:parity error
 		// BIT6:framing error
 
-		if (status & (BIT7 + BIT6)) {
+		if (status & (BIT7 | BIT6)) {
 			if (status & BIT7)
 				icount->parity++;
 			else
-- 
2.7.4