Merge tag 'firewire-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394...

[~andy/linux] / fs / btrfs / sysfs.c

diff --git a/fs/btrfs/sysfs.c b/fs/btrfs/sysfs.c
index 782374d8fd1970ee9d6b4742fc2e213dc4d2e637..865f4cf9a7695899c18d368f6ab2629340994dce 100644 (file)
--- a/fs/btrfs/sysfs.c
+++ b/fs/btrfs/sysfs.c
@@ -578,8 +578,14 @@ static int add_device_membership(struct btrfs_fs_info *fs_info)
                return -ENOMEM;
 
        list_for_each_entry(dev, &fs_devices->devices, dev_list) {
-               struct hd_struct *disk = dev->bdev->bd_part;
-               struct kobject *disk_kobj = &part_to_dev(disk)->kobj;
+               struct hd_struct *disk;
+               struct kobject *disk_kobj;
+
+               if (!dev->bdev)
+                       continue;
+
+               disk = dev->bdev->bd_part;
+               disk_kobj = &part_to_dev(disk)->kobj;
 
                error = sysfs_create_link(fs_info->device_dir_kobj,
                                          disk_kobj, disk_kobj->name);