We should get drvdata from struct device directly. Going via platform_device is an unneeded step back and forth. Signed-off-by: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx> --- Build tested only. buildbot is happy. Please apply individually. drivers/hid/hid-sensor-custom.c | 12 ++++-------- 1 file changed, 4 insertions(+), 8 deletions(-) diff --git a/drivers/hid/hid-sensor-custom.c b/drivers/hid/hid-sensor-custom.c index e8a114157f87..cd0c2a7c8003 100644 --- a/drivers/hid/hid-sensor-custom.c +++ b/drivers/hid/hid-sensor-custom.c @@ -157,8 +157,7 @@ static int usage_id_cmp(const void *p1, const void *p2) static ssize_t enable_sensor_show(struct device *dev, struct device_attribute *attr, char *buf) { - struct platform_device *pdev = to_platform_device(dev); - struct hid_sensor_custom *sensor_inst = platform_get_drvdata(pdev); + struct hid_sensor_custom *sensor_inst = dev_get_drvdata(dev); return sprintf(buf, "%d\n", sensor_inst->enable); } @@ -237,8 +236,7 @@ static ssize_t enable_sensor_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { - struct platform_device *pdev = to_platform_device(dev); - struct hid_sensor_custom *sensor_inst = platform_get_drvdata(pdev); + struct hid_sensor_custom *sensor_inst = dev_get_drvdata(dev); int value; int ret = -EINVAL; @@ -283,8 +281,7 @@ static const struct attribute_group enable_sensor_attr_group = { static ssize_t show_value(struct device *dev, struct device_attribute *attr, char *buf) { - struct platform_device *pdev = to_platform_device(dev); - struct hid_sensor_custom *sensor_inst = platform_get_drvdata(pdev); + struct hid_sensor_custom *sensor_inst = dev_get_drvdata(dev); struct hid_sensor_hub_attribute_info *attribute; int index, usage, field_index; char name[HID_CUSTOM_NAME_LENGTH]; @@ -392,8 +389,7 @@ static ssize_t show_value(struct device *dev, struct device_attribute *attr, static ssize_t store_value(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { - struct platform_device *pdev = to_platform_device(dev); - struct hid_sensor_custom *sensor_inst = platform_get_drvdata(pdev); + struct hid_sensor_custom *sensor_inst = dev_get_drvdata(dev); int index, field_index, usage; char name[HID_CUSTOM_NAME_LENGTH]; int value; -- 2.11.0