From be6648c0eefebc1b346966892e4da8ce435e5bf8 Mon Sep 17 00:00:00 2001
From: Oleksandr Babak <alexanderbabak@proton.me>
Date: Thu, 3 Apr 2025 10:10:10 +0200
Subject: [PATCH] fix: move the popped check after the fence

---
 rtic-common/src/wait_queue.rs | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/rtic-common/src/wait_queue.rs b/rtic-common/src/wait_queue.rs
index 8a3f80ea7ec..0f3a59d1542 100644
--- a/rtic-common/src/wait_queue.rs
+++ b/rtic-common/src/wait_queue.rs
@@ -141,11 +141,12 @@ impl<T: Clone> Link<T> {
     /// Remove this link from a linked list.
     pub fn remove_from_list(&self, list: &DoublyLinkedList<T>) {
         cs::with(|_| {
+            // Make sure all previous writes are visible
+            core::sync::atomic::fence(Ordering::SeqCst);
+
             if self.is_popped() {
                 return;
             }
-            // Make sure all previous writes are visible
-            core::sync::atomic::fence(Ordering::SeqCst);
 
             let prev = self.prev.load(Self::R);
             let next = self.next.load(Self::R);