From f80daa2d7d7725559908909254d240c433cafc93 Mon Sep 17 00:00:00 2001
From: Hans Verkuil <hans.verkuil@cisco.com>
Date: Mon, 4 Feb 2013 09:27:32 -0300
Subject: [media] stk-webcam: enable core-locking

This makes it possible to switch to unlocked_ioctl.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Tested-by: Arvydas Sidorenko <asido4@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
---
 drivers/media/usb/stkwebcam/stk-webcam.h | 1 +
 1 file changed, 1 insertion(+)

(limited to 'drivers/media/usb/stkwebcam/stk-webcam.h')

diff --git a/drivers/media/usb/stkwebcam/stk-webcam.h b/drivers/media/usb/stkwebcam/stk-webcam.h
index 2156320487d8..03550cf60dcd 100644
--- a/drivers/media/usb/stkwebcam/stk-webcam.h
+++ b/drivers/media/usb/stkwebcam/stk-webcam.h
@@ -99,6 +99,7 @@ struct stk_camera {
 	struct usb_interface *interface;
 	int webcam_model;
 	struct file *owner;
+	struct mutex lock;
 	int first_init;
 
 	u8 isoc_ep;
-- 
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