diff --git a/drivers/net/hyperv/hyperv_net.h b/drivers/net/hyperv/hyperv_net.h
index d6c2558..12cc64b 100644
--- a/drivers/net/hyperv/hyperv_net.h
+++ b/drivers/net/hyperv/hyperv_net.h
@@ -765,7 +765,8 @@ struct netvsc_device {
 	u32 max_chn;
 	u32 num_chn;
 
-	refcount_t sc_offered;
+	atomic_t open_chn;
+	wait_queue_head_t subchan_open;
 
 	struct rndis_device *extension;