From a43b9346f86fec9099848c291b0ee71afb174438 Mon Sep 17 00:00:00 2001
From: Daniel Verkamp <dverkamp@chromium.org>
Date: Tue, 10 Sep 2024 14:43:44 -0700
Subject: [PATCH] cros_async: remove ?Sized from Default bounds

Default already includes Sized, so the ?Sized is not useful.

Fixes a clippy warning in Rust 1.81.

BUG=b:365852007

Change-Id: I32a78e65153e63779cdafed4a35a542e22dd699e
Reviewed-on: https://chromium-review.googlesource.com/c/crosvm/crosvm/+/5852615
Reviewed-by: Frederick Mayle <fmayle@google.com>
Reviewed-by: Richard Zhang <rizhang@google.com>
Commit-Queue: Daniel Verkamp <dverkamp@chromium.org>
---
 cros_async/src/sync/mu.rs   | 2 +-
 cros_async/src/sync/spin.rs | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/cros_async/src/sync/mu.rs b/cros_async/src/sync/mu.rs
index 596c4630e8..0648839039 100644
--- a/cros_async/src/sync/mu.rs
+++ b/cros_async/src/sync/mu.rs
@@ -826,7 +826,7 @@ unsafe impl<T: ?Sized + Send> Send for RwLock<T> {}
 #[allow(clippy::undocumented_unsafe_blocks)]
 unsafe impl<T: ?Sized + Send> Sync for RwLock<T> {}
 
-impl<T: ?Sized + Default> Default for RwLock<T> {
+impl<T: Default> Default for RwLock<T> {
     fn default() -> Self {
         Self::new(Default::default())
     }
diff --git a/cros_async/src/sync/spin.rs b/cros_async/src/sync/spin.rs
index 9af83a13df..20bdd41749 100644
--- a/cros_async/src/sync/spin.rs
+++ b/cros_async/src/sync/spin.rs
@@ -100,7 +100,7 @@ unsafe impl<T: ?Sized + Send> Send for SpinLock<T> {}
 #[allow(clippy::undocumented_unsafe_blocks)]
 unsafe impl<T: ?Sized + Send> Sync for SpinLock<T> {}
 
-impl<T: ?Sized + Default> Default for SpinLock<T> {
+impl<T: Default> Default for SpinLock<T> {
     fn default() -> Self {
         Self::new(Default::default())
     }