From 91afef873386483bc9ad5fe6d7eaf1b54b09a7f2 Mon Sep 17 00:00:00 2001
From: Matt Joiner <anacrolix@gmail.com>
Date: Tue, 19 May 2020 15:00:08 +1000
Subject: [PATCH] Fix https://github.com/anacrolix/torrent/issues/388

---
 torrent.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/torrent.go b/torrent.go
index 927b25fd..195027a3 100644
--- a/torrent.go
+++ b/torrent.go
@@ -377,6 +377,9 @@ func (t *Torrent) cacheLength() {
 }
 
 func (t *Torrent) setInfo(info *metainfo.Info) error {
+	if t.info != nil {
+		return errors.New("info already set")
+	}
 	if err := validateInfo(info); err != nil {
 		return fmt.Errorf("bad info: %s", err)
 	}
-- 
2.48.1