From e83d8e20b7e2f26f623f3de27f6b9e19785b0df6 Mon Sep 17 00:00:00 2001
From: pjh456 <147148383@qq.com>
Date: Fri, 9 Oct 2026 05:17:01 +0000
Subject: [PATCH] =?UTF-8?q?fix:=20shared=5Fbuffer=20=E6=B5=8B=E8=AF=95=20c?=
 =?UTF-8?q?lippy=20redundant-pattern-matching?=
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---
 crates/oxide_kernel/src/shared_buffer.rs | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/crates/oxide_kernel/src/shared_buffer.rs b/crates/oxide_kernel/src/shared_buffer.rs
index 97ff2859..b8fc88ad 100644
--- a/crates/oxide_kernel/src/shared_buffer.rs
+++ b/crates/oxide_kernel/src/shared_buffer.rs
@@ -411,10 +411,7 @@ mod tests {
         let handles: Vec<_> = (0..2)
             .map(|_| {
                 let buf = Arc::clone(&buf);
-                std::thread::spawn(move || match buf.compare_exchange_u32(0, 0, 1) {
-                    Ok(_) => true,
-                    Err(_) => false,
-                })
+                std::thread::spawn(move || buf.compare_exchange_u32(0, 0, 1).is_ok())
             })
             .collect();
         let winners = handles.into_iter().map(|h| h.join().unwrap()).filter(|won| *won).count();