UIO: convert class code to use dev_groups

The dev_attrs field of struct class is going away soon, dev_groups
should be used instead.  This converts the uio class code to use the
correct field.

Cc: Hans J. Koch <hjk@hansjkoch.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 13 insertions, 9 deletions

diff --git a/drivers/uio/uio.c b/drivers/uio/uio.c
index 3b96f18593b3..170a178d661a 100644
--- a/drivers/uio/uio.c
+++ b/drivers/uio/uio.c
@@ -224,38 +224,42 @@ static struct kobj_type portio_attr_type = {
         .default_attrs  = portio_attrs,
 };
 
-static ssize_t show_name(struct device *dev,
+static ssize_t name_show(struct device *dev,
                          struct device_attribute *attr, char *buf)
 {
         struct uio_device *idev = dev_get_drvdata(dev);
         return sprintf(buf, "%s\n", idev->info->name);
 }
+static DEVICE_ATTR_RO(name);
 
-static ssize_t show_version(struct device *dev,
+static ssize_t version_show(struct device *dev,
                             struct device_attribute *attr, char *buf)
 {
         struct uio_device *idev = dev_get_drvdata(dev);
         return sprintf(buf, "%s\n", idev->info->version);
 }
+static DEVICE_ATTR_RO(version);
 
-static ssize_t show_event(struct device *dev,
+static ssize_t event_show(struct device *dev,
                           struct device_attribute *attr, char *buf)
 {
         struct uio_device *idev = dev_get_drvdata(dev);
         return sprintf(buf, "%u\n", (unsigned int)atomic_read(&idev->event));
 }
+static DEVICE_ATTR_RO(event);
 
-static struct device_attribute uio_class_attributes[] = {
-        __ATTR(name, S_IRUGO, show_name, NULL),
-        __ATTR(version, S_IRUGO, show_version, NULL),
-        __ATTR(event, S_IRUGO, show_event, NULL),
-        {}
+static struct attribute *uio_attrs[] = {
+        &dev_attr_name.attr,
+        &dev_attr_version.attr,
+        &dev_attr_event.attr,
+        NULL,
 };
+ATTRIBUTE_GROUPS(uio);
 
 /* UIO class infrastructure */
 static struct class uio_class = {
         .name = "uio",
-        .dev_attrs = uio_class_attributes,
+        .dev_groups = uio_groups,
 };
 
 /*