diff --git a/drivers/net/mlx4/cq.c b/drivers/net/mlx4/cq.c
index 437d78ad091..39253d0c159 100644
--- a/drivers/net/mlx4/cq.c
+++ b/drivers/net/mlx4/cq.c
@@ -61,7 +61,7 @@ struct mlx4_cq_context {
 	__be32			solicit_producer_index;
 	__be32			consumer_index;
 	__be32			producer_index;
-	u8			reserved6[2];
+	u32			reserved6[2];
 	__be64			db_rec_addr;
 };