linux-kernel - [PATCH] hwmon: Correct struct allocation style

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Date:   Thu, 27 Jun 2019 13:56:45 +0200
From:   Fabian Schindlatz <fabian.schindlatz@....de>
To:     Jean Delvare <jdelvare@...e.com>,
        Guenter Roeck <linux@...ck-us.net>,
        Fenghua Yu <fenghua.yu@...el.com>,
        Rudolf Marek <r.marek@...embler.cz>,
        linux-hwmon@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     Fabian Schindlatz <fabian.schindlatz@....de>,
        Thomas Röthenbacher 
        <thomas.roethenbacher@....de>, linux-kernel@...cs.fau.de
Subject: [PATCH] hwmon: Correct struct allocation style

Use sizeof(*var) instead of sizeof(struct var_type) as argument to
kalloc() and friends to comply with the kernel coding style.

Co-developed-by: Thomas Röthenbacher <thomas.roethenbacher@....de>
Signed-off-by: Thomas Röthenbacher <thomas.roethenbacher@....de>
Signed-off-by: Fabian Schindlatz <fabian.schindlatz@....de>
Cc: linux-kernel@...cs.fau.de
---
 drivers/hwmon/acpi_power_meter.c | 2 +-
 drivers/hwmon/coretemp.c         | 4 ++--
 drivers/hwmon/fschmd.c           | 2 +-
 drivers/hwmon/sch56xx-common.c   | 2 +-
 drivers/hwmon/via-cputemp.c      | 4 ++--
 drivers/hwmon/w83793.c           | 2 +-
 6 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/drivers/hwmon/acpi_power_meter.c b/drivers/hwmon/acpi_power_meter.c
index 6ba1a08253f0..f20223e3579c 100644
--- a/drivers/hwmon/acpi_power_meter.c
+++ b/drivers/hwmon/acpi_power_meter.c
@@ -862,7 +862,7 @@ static int acpi_power_meter_add(struct acpi_device *device)
 	if (!device)
 		return -EINVAL;
 
-	resource = kzalloc(sizeof(struct acpi_power_meter_resource),
+	resource = kzalloc(sizeof(*resource),
 			   GFP_KERNEL);
 	if (!resource)
 		return -ENOMEM;
diff --git a/drivers/hwmon/coretemp.c b/drivers/hwmon/coretemp.c
index fe6618e49dc4..0361115d25dd 100644
--- a/drivers/hwmon/coretemp.c
+++ b/drivers/hwmon/coretemp.c
@@ -433,7 +433,7 @@ static struct temp_data *init_temp_data(unsigned int cpu, int pkg_flag)
 {
 	struct temp_data *tdata;
 
-	tdata = kzalloc(sizeof(struct temp_data), GFP_KERNEL);
+	tdata = kzalloc(sizeof(*tdata), GFP_KERNEL);
 	if (!tdata)
 		return NULL;
 
@@ -532,7 +532,7 @@ static int coretemp_probe(struct platform_device *pdev)
 	struct platform_data *pdata;
 
 	/* Initialize the per-zone data structures */
-	pdata = devm_kzalloc(dev, sizeof(struct platform_data), GFP_KERNEL);
+	pdata = devm_kzalloc(dev, sizeof(*pdata), GFP_KERNEL);
 	if (!pdata)
 		return -ENOMEM;
 
diff --git a/drivers/hwmon/fschmd.c b/drivers/hwmon/fschmd.c
index fa0c2f1fb443..d464dcbe5ac8 100644
--- a/drivers/hwmon/fschmd.c
+++ b/drivers/hwmon/fschmd.c
@@ -1090,7 +1090,7 @@ static int fschmd_probe(struct i2c_client *client,
 	int i, err;
 	enum chips kind = id->driver_data;
 
-	data = kzalloc(sizeof(struct fschmd_data), GFP_KERNEL);
+	data = kzalloc(sizeof(*data), GFP_KERNEL);
 	if (!data)
 		return -ENOMEM;
 
diff --git a/drivers/hwmon/sch56xx-common.c b/drivers/hwmon/sch56xx-common.c
index 6c84780e358e..0d6d20814183 100644
--- a/drivers/hwmon/sch56xx-common.c
+++ b/drivers/hwmon/sch56xx-common.c
@@ -401,7 +401,7 @@ struct sch56xx_watchdog_data *sch56xx_watchdog_register(struct device *parent,
 		return NULL;
 	}
 
-	data = kzalloc(sizeof(struct sch56xx_watchdog_data), GFP_KERNEL);
+	data = kzalloc(sizeof(*data), GFP_KERNEL);
 	if (!data)
 		return NULL;
 
diff --git a/drivers/hwmon/via-cputemp.c b/drivers/hwmon/via-cputemp.c
index 8264e849e588..338b600716a5 100644
--- a/drivers/hwmon/via-cputemp.c
+++ b/drivers/hwmon/via-cputemp.c
@@ -114,7 +114,7 @@ static int via_cputemp_probe(struct platform_device *pdev)
 	int err;
 	u32 eax, edx;
 
-	data = devm_kzalloc(&pdev->dev, sizeof(struct via_cputemp_data),
+	data = devm_kzalloc(&pdev->dev, sizeof(*data),
 			    GFP_KERNEL);
 	if (!data)
 		return -ENOMEM;
@@ -223,7 +223,7 @@ static int via_cputemp_online(unsigned int cpu)
 		goto exit;
 	}
 
-	pdev_entry = kzalloc(sizeof(struct pdev_entry), GFP_KERNEL);
+	pdev_entry = kzalloc(sizeof(*pdev_entry), GFP_KERNEL);
 	if (!pdev_entry) {
 		err = -ENOMEM;
 		goto exit_device_put;
diff --git a/drivers/hwmon/w83793.c b/drivers/hwmon/w83793.c
index 46f5dfec8d0a..b37106c6f26d 100644
--- a/drivers/hwmon/w83793.c
+++ b/drivers/hwmon/w83793.c
@@ -1669,7 +1669,7 @@ static int w83793_probe(struct i2c_client *client,
 	int files_pwm = ARRAY_SIZE(w83793_left_pwm) / 5;
 	int files_temp = ARRAY_SIZE(w83793_temp) / 6;
 
-	data = kzalloc(sizeof(struct w83793_data), GFP_KERNEL);
+	data = kzalloc(sizeof(*data), GFP_KERNEL);
 	if (!data) {
 		err = -ENOMEM;
 		goto exit;
-- 
2.20.1