From 010f0f33b5a137bfa7b5ae2325d9113615e67a21 Mon Sep 17 00:00:00 2001
From: Damien Elmes <gpg@ankiweb.net>
Date: Mon, 18 May 2020 08:12:27 +1000
Subject: [PATCH] use empty buffer if the other map is empty in dconf

---
 rslib/src/deckconf/schema11.rs | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/rslib/src/deckconf/schema11.rs b/rslib/src/deckconf/schema11.rs
index cf7a1abfe..1ddcc354c 100644
--- a/rslib/src/deckconf/schema11.rs
+++ b/rslib/src/deckconf/schema11.rs
@@ -212,7 +212,11 @@ impl From<DeckConfSchema11> for DeckConf {
                 c.other.insert("lapse".into(), val);
             }
         }
-        let other_bytes = serde_json::to_vec(&c.other).unwrap_or_default();
+        let other_bytes = if c.other.is_empty() {
+            vec![]
+        } else {
+            serde_json::to_vec(&c.other).unwrap_or_default()
+        };
 
         DeckConf {
             id: c.id,