diff options
| -rw-r--r-- | fs/btrfs/sysfs.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/fs/btrfs/sysfs.c b/fs/btrfs/sysfs.c index f31fcec..6218d31 100644 --- a/fs/btrfs/sysfs.c +++ b/fs/btrfs/sysfs.c @@ -522,10 +522,12 @@ void btrfs_sysfs_remove_one(struct btrfs_fs_info *fs_info) kobject_del(fs_info->space_info_kobj); kobject_put(fs_info->space_info_kobj); } - btrfs_kobj_rm_device(fs_info, NULL); - kobject_del(fs_info->device_dir_kobj); - kobject_put(fs_info->device_dir_kobj); - fs_info->device_dir_kobj = NULL; + if (fs_info->device_dir_kobj) { + btrfs_kobj_rm_device(fs_info, NULL); + kobject_del(fs_info->device_dir_kobj); + kobject_put(fs_info->device_dir_kobj); + fs_info->device_dir_kobj = NULL; + } addrm_unknown_feature_attrs(fs_info, false); sysfs_remove_group(&fs_info->super_kobj, &btrfs_feature_attr_group); __btrfs_sysfs_remove_one(fs_info); |
