diff --git a/drivers/staging/most/core.h b/drivers/staging/most/core.h
index 74a29163b68a5c84b71eabf2c6b05354e13469af..884bd71fafce6b9d90508391baf3109cf3e4f846 100644
--- a/drivers/staging/most/core.h
+++ b/drivers/staging/most/core.h
@@ -184,7 +184,7 @@ struct mbo {
 	u16 buffer_length;
 	u16 processed_length;
 	enum mbo_status_flags status;
-	void (*complete)(struct mbo *);
+	void (*complete)(struct mbo *mbo);
 };
 
 /**