linux-kernel - [PATCH] hwmon: Remove checks for validity of dev

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Date:   Fri, 28 Jan 2022 17:59:13 +0500
From:   Muhammad Usama Anjum <usama.anjum@...labora.com>
To:     Jean Delvare <jdelvare@...e.com>,
        Guenter Roeck <linux@...ck-us.net>
Cc:     Muhammad Usama Anjum <usama.anjum@...labora.com>,
        kernel@...labora.com, kernel-janitors@...r.kernel.org,
        linux-hwmon@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] hwmon: Remove checks for validity of dev

dev is being dereferenced in device_property_present() which means that
it is valid. Don't check its validity again and simplify the code.

Signed-off-by: Muhammad Usama Anjum <usama.anjum@...labora.com>
---
 drivers/hwmon/hwmon.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/hwmon/hwmon.c b/drivers/hwmon/hwmon.c
index e36ea82da1474..aec32abd0a89f 100644
--- a/drivers/hwmon/hwmon.c
+++ b/drivers/hwmon/hwmon.c
@@ -822,7 +822,7 @@ __hwmon_device_register(struct device *dev, const char *name, void *drvdata,
 	hwdev->name = name;
 	hdev->class = &hwmon_class;
 	hdev->parent = dev;
-	hdev->of_node = dev ? dev->of_node : NULL;
+	hdev->of_node = dev->of_node;
 	hwdev->chip = chip;
 	dev_set_drvdata(hdev, drvdata);
 	dev_set_name(hdev, HWMON_ID_FORMAT, id);
@@ -834,7 +834,7 @@ __hwmon_device_register(struct device *dev, const char *name, void *drvdata,
 
 	INIT_LIST_HEAD(&hwdev->tzdata);
 
-	if (dev && dev->of_node && chip && chip->ops->read &&
+	if (dev->of_node && chip && chip->ops->read &&
 	    chip->info[0]->type == hwmon_chip &&
 	    (chip->info[0]->config[0] & HWMON_C_REGISTER_TZ)) {
 		err = hwmon_thermal_register_sensors(hdev);
-- 
2.30.2