[libcamera-devel] [PATCH 4/7] libcamera: camera_manager: Protect cameras_ by mutex in cleanup()

[Hirokazu Honda]

This fixes the bug that camera_ is accessed without acquiring
mutex_ in CameraManager::Private::cleanup().

Signed-off-by: Hirokazu Honda <hiroh at chromium.org>
---
 src/libcamera/camera_manager.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/libcamera/camera_manager.cpp b/src/libcamera/camera_manager.cpp
index 70d73822..4492edc3 100644
--- a/src/libcamera/camera_manager.cpp
+++ b/src/libcamera/camera_manager.cpp
@@ -178,7 +178,10 @@ void CameraManager::Private::cleanup()
 	 * process deletion requests from the thread's message queue as the event
 	 * loop is not in action here.
 	 */
+	mutex_.lock();
 	cameras_.clear();
+	mutex_.unlock();
+
 	dispatchMessages(Message::Type::DeferredDelete);
 
 	enumerator_.reset(nullptr);
-- 
2.34.0.384.gca35af8252-goog