1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/hiddev.h b/include/linux/hiddev.h
index 2164c03d2c72..8e9f8a33e359 100644
--- a/include/linux/hiddev.h
+++ b/include/linux/hiddev.h
@@ -13,6 +13,7 @@
 #ifndef _HIDDEV_H
 #define _HIDDEV_H
 
+#include <linux/refcount.h>
 #include <uapi/linux/hiddev.h>
 
 
@@ -24,6 +25,7 @@ struct hiddev {
 	int minor;
 	int exist;
 	int open;
+	refcount_t refcount;
 	struct mutex existancelock;
 	wait_queue_head_t wait;
 	struct hid_device *hid;