hwmon: (ad7314) Add 'name' sysfs attribute
authorGuenter Roeck <linux@roeck-us.net>
Tue, 11 Sep 2012 20:43:17 +0000 (13:43 -0700)
committerGuenter Roeck <linux@roeck-us.net>
Tue, 18 Sep 2012 20:20:35 +0000 (13:20 -0700)
The 'name' sysfs attribute is mandatory for hwmon devices, but was missing
in this driver.

Cc: Jonathan Cameron <jic23@cam.ac.uk>
Cc: stable@vger.kernel.org
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Acked-by: Jean Delvare <khali@linux-fr.org>
Acked-by: Jonathan Cameron <jic23@cam.ac.uk>
drivers/hwmon/ad7314.c

index cfec802..f915eb1 100644 (file)
@@ -87,10 +87,18 @@ static ssize_t ad7314_show_temperature(struct device *dev,
        }
 }
 
+static ssize_t ad7314_show_name(struct device *dev,
+                               struct device_attribute *devattr, char *buf)
+{
+       return sprintf(buf, "%s\n", to_spi_device(dev)->modalias);
+}
+
+static DEVICE_ATTR(name, S_IRUGO, ad7314_show_name, NULL);
 static SENSOR_DEVICE_ATTR(temp1_input, S_IRUGO,
                          ad7314_show_temperature, NULL, 0);
 
 static struct attribute *ad7314_attributes[] = {
+       &dev_attr_name.attr,
        &sensor_dev_attr_temp1_input.dev_attr.attr,
        NULL,
 };