V4L/DVB (13788): [Mantis CA] use a lock for the relevant CI Read/Write operations
Signed-off-by: Manu Abraham <manu@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/dvb/mantis/mantis_link.h b/drivers/media/dvb/mantis/mantis_link.h
index 599ff1b..f9aaaa5 100644
--- a/drivers/media/dvb/mantis/mantis_link.h
+++ b/drivers/media/dvb/mantis/mantis_link.h
@@ -21,6 +21,7 @@
#ifndef __MANTIS_LINK_H
#define __MANTIS_LINK_H
+#include <linux/mutex.h>
#include <linux/workqueue.h>
#include "dvb_ca_en50221.h"
@@ -61,6 +62,7 @@
void *ca_priv;
struct dvb_ca_en50221 en50221;
+ struct mutex ca_lock;
};
/* CA */