1 files changed, 4 insertions, 1 deletions

diff --git a/drivers/md/md.c b/drivers/md/md.c
index 93287f88f1f4..859edbf8c9b0 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -4018,6 +4018,7 @@ static void mddev_delayed_delete(struct work_struct *ws)
                 mddev->sysfs_action = NULL;
                 mddev->private = NULL;
         }
+        sysfs_remove_group(&mddev->kobj, &md_bitmap_group);
         kobject_del(&mddev->kobj);
         kobject_put(&mddev->kobj);
 }
@@ -4109,6 +4110,8 @@ static int md_alloc(dev_t dev, char *name)
                        disk->disk_name);
                 error = 0;
         }
+        if (sysfs_create_group(&mddev->kobj, &md_bitmap_group))
+                printk(KERN_DEBUG "pointless warning\n");
  abort:
         mutex_unlock(&disks_mutex);
         if (!error) {
@@ -4434,7 +4437,7 @@ static int deny_bitmap_write_access(struct file * file)
         return 0;
 }
 
-static void restore_bitmap_write_access(struct file *file)
+void restore_bitmap_write_access(struct file *file)
 {
         struct inode *inode = file->f_mapping->host;