From 26c5b2f57a2f0aec357448523c205b0970a5b9c3 Mon Sep 17 00:00:00 2001
From: Jordan Woyak <jordan.woyak@gmail.com>
Date: Tue, 21 Oct 2025 14:51:54 -0500
Subject: [PATCH] WiimoteReal/IOLinux: Fix warning.

---
 Source/Core/Core/HW/WiimoteReal/IOLinux.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Source/Core/Core/HW/WiimoteReal/IOLinux.cpp b/Source/Core/Core/HW/WiimoteReal/IOLinux.cpp
index 5f1f6c68904..fef4f3f4df1 100644
--- a/Source/Core/Core/HW/WiimoteReal/IOLinux.cpp
+++ b/Source/Core/Core/HW/WiimoteReal/IOLinux.cpp
@@ -138,7 +138,8 @@ static int HciInquiry(int device_socket, InquiryRequest* request)
 
     // Signal doneness to `poll`.
     u64 val = 1;
-    write(done_event, &val, sizeof(val));
+    if (write(done_event, &val, sizeof(val)) != sizeof(val))
+      ERROR_LOG_FMT(WIIMOTE, "failed to write to eventfd: {}", Common::LastStrerrorString());
   }};
   Common::ScopeGuard join_guard([&] { pthread_join(hci_inquiry_thread.handle, nullptr); });