diff --git a/drivers/staging/hv/netvsc_api.h b/drivers/staging/hv/netvsc_api.h
index b4bed3636594..48b512be0726 100644
--- a/drivers/staging/hv/netvsc_api.h
+++ b/drivers/staging/hv/netvsc_api.h
@@ -26,6 +26,7 @@
 #define _NETVSC_API_H_
 
 #include "vmbus_api.h"
+#include "vmbus.h"
 
 /* Fwd declaration */
 struct hv_netvsc_packet;
@@ -103,6 +104,13 @@ struct netvsc_driver {
 	void *ctx;
 };
 
+static inline
+struct netvsc_driver *drv_to_netvscdrv(struct device_driver *d)
+{
+	struct hv_driver *hvdrv = drv_to_hv_drv(d);
+	return container_of(hvdrv, struct netvsc_driver, base);
+}
+
 struct netvsc_device_info {
 	unsigned char mac_adr[6];
 	bool link_state;	/* 0 - link up, 1 - link down */