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[34.150.221.228]) by smtp.gmail.com with ESMTPSA id ct2-20020a056214178200b0065b0d9b4ee7sm4199409qvb.20.2023.11.21.11.53.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 21 Nov 2023 11:53:51 -0800 (PST) From: Ricardo Ribalda Date: Tue, 21 Nov 2023 19:53:48 +0000 Subject: [PATCH v3 1/3] media: uvcvideo: Always use uvc_status_stop() MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20231121-guenter-mini-v3-1-d8a5eae2312b@chromium.org> References: <20231121-guenter-mini-v3-0-d8a5eae2312b@chromium.org> In-Reply-To: <20231121-guenter-mini-v3-0-d8a5eae2312b@chromium.org> To: Mauro Carvalho Chehab Cc: Guenter Roeck , Tomasz Figa , Laurent Pinchart , Alan Stern , Hans Verkuil , linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, Sean Paul , Ricardo Ribalda , Sakari Ailus X-Mailer: b4 0.12.3 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org uvc_status_stop() handles properly the race conditions with the asynchronous worker. Let's use uvc_status_stop() for all the code paths that require stopping it. Signed-off-by: Ricardo Ribalda Reviewed-by: Sakari Ailus --- drivers/media/usb/uvc/uvc_ctrl.c | 4 ---- drivers/media/usb/uvc/uvc_status.c | 2 +- 2 files changed, 1 insertion(+), 5 deletions(-) diff --git a/drivers/media/usb/uvc/uvc_ctrl.c b/drivers/media/usb/uvc/uvc_c= trl.c index e59a463c2761..8e22a07e3e7b 100644 --- a/drivers/media/usb/uvc/uvc_ctrl.c +++ b/drivers/media/usb/uvc/uvc_ctrl.c @@ -2765,10 +2765,6 @@ void uvc_ctrl_cleanup_device(struct uvc_device *dev) struct uvc_entity *entity; unsigned int i; =20 - /* Can be uninitialized if we are aborting on probe error. */ - if (dev->async_ctrl.work.func) - cancel_work_sync(&dev->async_ctrl.work); - /* Free controls and control mappings for all entities. */ list_for_each_entry(entity, &dev->entities, list) { for (i =3D 0; i < entity->ncontrols; ++i) { diff --git a/drivers/media/usb/uvc/uvc_status.c b/drivers/media/usb/uvc/uvc= _status.c index a78a88c710e2..0208612a9f12 100644 --- a/drivers/media/usb/uvc/uvc_status.c +++ b/drivers/media/usb/uvc/uvc_status.c @@ -292,7 +292,7 @@ int uvc_status_init(struct uvc_device *dev) =20 void uvc_status_unregister(struct uvc_device *dev) { - usb_kill_urb(dev->int_urb); + uvc_status_stop(dev); uvc_input_unregister(dev); } =20 --=20 2.43.0.rc1.413.gea7ed67945-goog