floppy: Avoid manual call of device_create_file()

Use the static attribute groups assigned to the device instead of
calling device_create_file() after the device registration.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

1 files changed, 8 insertions, 9 deletions

diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c
index 56d46ffb08e1..a08cda955285 100644
--- a/drivers/block/floppy.c
+++ b/drivers/block/floppy.c
@@ -4112,6 +4112,13 @@ static ssize_t floppy_cmos_show(struct device *dev,
 
 static DEVICE_ATTR(cmos, S_IRUGO, floppy_cmos_show, NULL);
 
+static struct attribute *floppy_dev_attrs[] = {
+        &dev_attr_cmos.attr,
+        NULL
+};
+
+ATTRIBUTE_GROUPS(floppy_dev);
+
 static void floppy_device_release(struct device *dev)
 {
 }
@@ -4324,16 +4331,12 @@ static int __init do_floppy_init(void)
                 floppy_device[drive].name = floppy_device_name;
                 floppy_device[drive].id = drive;
                 floppy_device[drive].dev.release = floppy_device_release;
+                floppy_device[drive].dev.groups = floppy_dev_groups;
 
                 err = platform_device_register(&floppy_device[drive]);
                 if (err)
                         goto out_remove_drives;
 
-                err = device_create_file(&floppy_device[drive].dev,
-                                         &dev_attr_cmos);
-                if (err)
-                        goto out_unreg_platform_dev;
-
                 /* to be cleaned up... */
                 disks[drive]->private_data = (void *)(long)drive;
                 disks[drive]->flags |= GENHD_FL_REMOVABLE;
@@ -4343,13 +4346,10 @@ static int __init do_floppy_init(void)
 
         return 0;
 
-out_unreg_platform_dev:
-        platform_device_unregister(&floppy_device[drive]);
 out_remove_drives:
         while (drive--) {
                 if (floppy_available(drive)) {
                         del_gendisk(disks[drive]);
-                        device_remove_file(&floppy_device[drive].dev, &dev_attr_cmos);
                         platform_device_unregister(&floppy_device[drive]);
                 }
         }
@@ -4594,7 +4594,6 @@ static void __exit floppy_module_exit(void)
 
                 if (floppy_available(drive)) {
                         del_gendisk(disks[drive]);
-                        device_remove_file(&floppy_device[drive].dev, &dev_attr_cmos);
                         platform_device_unregister(&floppy_device[drive]);
                 }
                 blk_cleanup_queue(disks[drive]->queue);