From 488b2455b7d9e2f16bcd74e4aa04073e292b157e Mon Sep 17 00:00:00 2001
From: rustdesk <info@rustdesk.com>
Date: Thu, 3 Mar 2022 20:46:27 +0800
Subject: [PATCH] another possible cpu burning

---
 src/server/connection.rs | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/server/connection.rs b/src/server/connection.rs
index 32d489140..529e0d7e5 100644
--- a/src/server/connection.rs
+++ b/src/server/connection.rs
@@ -112,7 +112,9 @@ impl Connection {
             challenge: Config::get_auto_password(),
             ..Default::default()
         };
-        let (tx_from_cm, mut rx_from_cm) = mpsc::unbounded_channel::<ipc::Data>();
+        let (tx_from_cm_holder, mut rx_from_cm) = mpsc::unbounded_channel::<ipc::Data>();
+        // holding tx_from_cm_holde to avoid cpu burning of rx_from_cm.recv when all sender closed
+        let tx_from_cm = tx_from_cm_holder.clone();
         let (tx_to_cm, rx_to_cm) = mpsc::unbounded_channel::<ipc::Data>();
         let (tx, mut rx) = mpsc::unbounded_channel::<(Instant, Arc<Message>)>();
         let (tx_video, mut rx_video) = mpsc::unbounded_channel::<(Instant, Arc<Message>)>();