On Mon, Jul 13, 2020 at 09:28:58PM +0900, Johannes Thumshirn wrote: > --- a/fs/btrfs/ioctl.c > +++ b/fs/btrfs/ioctl.c > @@ -3217,11 +3217,15 @@ static long btrfs_ioctl_fs_info(struct btrfs_fs_info *fs_info, > struct btrfs_ioctl_fs_info_args *fi_args; > struct btrfs_device *device; > struct btrfs_fs_devices *fs_devices = fs_info->fs_devices; > + u32 flags_in; u64 here too, I'll fix it.