From 4d8d1e287ba394d486bd1f7616ddb26fa4b79c89 Mon Sep 17 00:00:00 2001
From: Nick Craig-Wood <nick@craig-wood.com>
Date: Tue, 25 Feb 2020 17:36:38 +0000
Subject: [PATCH] googlephotos: fix "concurrent map write" error - fixes #4003

This adds a bit of missed locking around the uploaded info to fix the
concurrent map write.

All the other accesses have locking - this one must have got missed.
---
 backend/googlephotos/googlephotos.go | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/backend/googlephotos/googlephotos.go b/backend/googlephotos/googlephotos.go
index 3a8775222..4fa4b327d 100644
--- a/backend/googlephotos/googlephotos.go
+++ b/backend/googlephotos/googlephotos.go
@@ -1003,7 +1003,9 @@ func (o *Object) Update(ctx context.Context, in io.Reader, src fs.ObjectInfo, op
 
 	// Add upload to internal storage
 	if pattern.isUpload {
+		o.fs.uploadedMu.Lock()
 		o.fs.uploaded.AddEntry(o)
+		o.fs.uploadedMu.Unlock()
 	}
 	return nil
 }