From 560dded172dbd570262852d47006f265feb82a8d Mon Sep 17 00:00:00 2001
From: Lionel Henry <lionel.hry@gmail.com>
Date: Wed, 28 Jun 2023 14:33:44 +0200
Subject: [PATCH] Make sure we don't infloop when no readable message is found

---
 crates/amalthea/src/kernel.rs | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/crates/amalthea/src/kernel.rs b/crates/amalthea/src/kernel.rs
index 4979d577a..8b1b1bf1f 100644
--- a/crates/amalthea/src/kernel.rs
+++ b/crates/amalthea/src/kernel.rs
@@ -446,14 +446,12 @@ impl Kernel {
                 }
             );
 
-            while n > 0 {
+            for _ in 0..n {
                 if let Some(index) = has_outbound() {
                     unwrap!(
                         forward_outbound(index),
                         Err(err) => error!("While forwarding outbound message: {}", err)
                     );
-
-                    let _ = --n;
                     continue;
                 }
 
@@ -462,10 +460,10 @@ impl Kernel {
                         forward_inbound(),
                         Err(err) => error!("While forwarding inbound message: {}", err)
                     );
-
-                    let _ = --n;
                     continue;
                 }
+
+                log::warn!("Could not find readable message");
             }
         }
     }