From 5786367046724324be83567f4fafd4ec4d458c3d Mon Sep 17 00:00:00 2001
From: gammazero <gammazero@users.noreply.github.com>
Date: Tue, 30 Jan 2024 03:11:54 -0800
Subject: [PATCH] Allow multiple calls to Publisher.Close without panic

---
 dagsync/ipnisync/publisher.go | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/dagsync/ipnisync/publisher.go b/dagsync/ipnisync/publisher.go
index f830474..76c7749 100644
--- a/dagsync/ipnisync/publisher.go
+++ b/dagsync/ipnisync/publisher.go
@@ -175,7 +175,9 @@ func (p *Publisher) SetRoot(c cid.Cid) {
 // Close closes the Publisher.
 func (p *Publisher) Close() error {
 	if p.pubHost != nil {
-		return p.pubHost.Close()
+		err := p.pubHost.Close()
+		p.pubHost = nil
+		return err
 	}
 	return nil
 }