From b3e4eb55b67e0f874463d5184f2a5a4384920423 Mon Sep 17 00:00:00 2001
From: pybind11_protobuf authors <no-reply@google.com>
Date: Wed, 11 Feb 2026 21:57:06 -0800
Subject: [PATCH] Automated Code Change

PiperOrigin-RevId: 869020268
---
 pybind11_protobuf/check_unknown_fields.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pybind11_protobuf/check_unknown_fields.cc b/pybind11_protobuf/check_unknown_fields.cc
index dca0e25..736e146 100644
--- a/pybind11_protobuf/check_unknown_fields.cc
+++ b/pybind11_protobuf/check_unknown_fields.cc
@@ -62,7 +62,7 @@ bool MessageMayContainExtensionsRecursive(const ::google::protobuf::Descriptor*
 bool MessageMayContainExtensionsMemoized(const ::google::protobuf::Descriptor* descriptor) {
   static auto* memoized = new MayContainExtensionsMap();
   static absl::Mutex lock;
-  absl::MutexLock l(&lock);
+  absl::MutexLock l(lock);
   return MessageMayContainExtensionsRecursive(descriptor, memoized);
 }