From f9c9acf8aa09e5e9f62dba575a87eb04d05919fe Mon Sep 17 00:00:00 2001
From: Gursharan Singh <3442979+G8XSU@users.noreply.github.com>
Date: Wed, 13 Dec 2023 11:14:55 -0800
Subject: [PATCH] Add comment for skipping cleanup due to read error

---
 lightning/src/util/persist.rs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lightning/src/util/persist.rs b/lightning/src/util/persist.rs
index fda08376f40..e6329062051 100644
--- a/lightning/src/util/persist.rs
+++ b/lightning/src/util/persist.rs
@@ -694,6 +694,7 @@ where
 
 				if let chain::ChannelMonitorUpdateStatus::Completed = monitor_update_status {
 					let cleanup_range = if monitor.get_latest_update_id() == CLOSED_CHANNEL_UPDATE_ID {
+						// If there is an error while reading old monitor, we skip clean up.
 						maybe_old_monitor.map(|(_, ref old_monitor)| {
 							let start = old_monitor.get_latest_update_id();
 							// We never persist an update with update_id = CLOSED_CHANNEL_UPDATE_ID