diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index e408181a5eba..f265b746dc94 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -4681,6 +4681,8 @@ int btrfs_delete_subvolume(struct inode *dir, struct dentry *dentry)
 		}
 	}
 
+	free_anon_bdev(dest->anon_dev);
+	dest->anon_dev = 0;
 out_end_trans:
 	trans->block_rsv = NULL;
 	trans->bytes_reserved = 0;