linux-kernel - [PATCH] hwmon: (pmbus) Simplify the calculation of variables

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Message-Id: <1611642100-29937-1-git-send-email-abaci-bugfix@linux.alibaba.com>
Date:   Tue, 26 Jan 2021 14:21:40 +0800
From:   Jiapeng Zhong <abaci-bugfix@...ux.alibaba.com>
To:     linux@...ck-us.net
Cc:     jdelvare@...e.com, linux-hwmon@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Jiapeng Zhong <abaci-bugfix@...ux.alibaba.com>
Subject: [PATCH] hwmon: (pmbus) Simplify the calculation of variables

Fix the following coccicheck warnings:

./drivers/hwmon/pmbus/pmbus_core.c:1265:24-26: WARNING !A || A && B is
equivalent to !A || B.

Reported-by: Abaci Robot <abaci@...ux.alibaba.com>
Signed-off-by: Jiapeng Zhong <abaci-bugfix@...ux.alibaba.com>
---
 drivers/hwmon/pmbus/pmbus_core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/hwmon/pmbus/pmbus_core.c b/drivers/hwmon/pmbus/pmbus_core.c
index 192442b..a78ae70 100644
--- a/drivers/hwmon/pmbus/pmbus_core.c
+++ b/drivers/hwmon/pmbus/pmbus_core.c
@@ -1262,7 +1262,7 @@ static int pmbus_add_sensor_attrs_one(struct i2c_client *client,
 		 * which global bit is set) for this page is accessible.
 		 */
 		if (!ret && attr->gbit &&
-		    (!upper || (upper && data->has_status_word)) &&
+		    (!upper || data->has_status_word) &&
 		    pmbus_check_status_register(client, page)) {
 			ret = pmbus_add_boolean(data, name, "alarm", index,
 						NULL, NULL,
-- 
1.8.3.1