linux-kernel - [PATCH linux-next] scsi/ncr53c8xx: Use bitwise instead of arithmetic operator for flags

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Message-Id: <20210820031235.12535-1-jing.yangyang@zte.com.cn>
Date:   Thu, 19 Aug 2021 20:12:35 -0700
From:   CGEL <cgel.zte@...il.com>
To:     "James E . J . Bottomley" <jejb@...ux.ibm.com>
Cc:     "Martin K . Petersen" <martin.petersen@...cle.com>,
        linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org,
        jing yangyang <jing.yangyang@....com.cn>,
        Zeal Robot <zealci@....com.cn>
Subject: [PATCH linux-next] scsi/ncr53c8xx: Use bitwise instead of arithmetic operator for flags 

From: jing yangyang <jing.yangyang@....com.cn>

This silences the following coccinelle warning:

"WARNING: sum of probable bitmasks, consider |"

Reported-by: Zeal Robot <zealci@....com.cn>
Signed-off-by: jing yangyang <jing.yangyang@....com.cn>
---
 drivers/scsi/ncr53c8xx.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/scsi/ncr53c8xx.c b/drivers/scsi/ncr53c8xx.c
index 09958f7..5c27afb 100644
--- a/drivers/scsi/ncr53c8xx.c
+++ b/drivers/scsi/ncr53c8xx.c
@@ -7910,7 +7910,7 @@ static void __init ncr_getclock (struct ncb *np, int mult)
 	/*
 	**	True with 875 or 895 with clock multiplier selected
 	*/
-	if (mult > 1 && (stest1 & (DBLEN+DBLSEL)) == DBLEN+DBLSEL) {
+	if (mult > 1 && (stest1 & (DBLEN | DBLSEL)) == DBLEN | DBLSEL) {
 		if (bootverbose >= 2)
 			printk ("%s: clock multiplier found\n", ncr_name(np));
 		np->multiplier = mult;
-- 
1.8.3.1