From bfdfdb7a85dae02fac5ac3f7c7bce5ea112d95ca Mon Sep 17 00:00:00 2001
From: Beyley Cardellio <ep1cm1n10n123@gmail.com>
Date: Fri, 13 Feb 2026 01:46:23 -0500
Subject: [PATCH] d/uvc: Mark stream as not running before locking event
 waiting

Fixes a race condition on exit

Part-of: <https://gitlab.freedesktop.org/monado/monado/-/merge_requests/2750>
---
 src/xrt/drivers/uvc/uvc_driver.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/xrt/drivers/uvc/uvc_driver.c b/src/xrt/drivers/uvc/uvc_driver.c
index f5d9f3b7d..166ed2b55 100644
--- a/src/xrt/drivers/uvc/uvc_driver.c
+++ b/src/xrt/drivers/uvc/uvc_driver.c
@@ -381,8 +381,8 @@ uvc_fs_stream_stop(struct xrt_fs *xfs)
 		         strerror(errno));
 	}
 
-	libusb_lock_event_waiters(stream->usb_ctx);
 	stream->is_running = false;
+	libusb_lock_event_waiters(stream->usb_ctx);
 
 	// Wait for active transfers to finish
 	while (stream->active_transfers > 0) {