From 56a64cf0bae4118d5b276fbb0eeb68dc286db38b Mon Sep 17 00:00:00 2001
From: Jason Volk <jason@zemos.net>
Date: Mon, 18 Mar 2024 03:20:11 -0700
Subject: [PATCH] fix(client): Fix deadlock; candidate solution to #2312.

---
 src/client/pool.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/client/pool.rs b/src/client/pool.rs
index 1dfd6ba3d3..7aec8d6a96 100644
--- a/src/client/pool.rs
+++ b/src/client/pool.rs
@@ -624,7 +624,7 @@ impl<T: Poolable> Checkout<T> {
             });
 
             let (entry, empty) = if let Some((e, empty)) = maybe_entry {
-                (Some(e), empty)
+                (if empty { None } else { Some(e) }, empty)
             } else {
                 // No entry found means nuke the list for sure.
                 (None, true)