diff --git a/drivers/infiniband/hw/mlx5/cq.c b/drivers/infiniband/hw/mlx5/cq.c
index a76b7a36087d..ae20d11f04fc 100644
--- a/drivers/infiniband/hw/mlx5/cq.c
+++ b/drivers/infiniband/hw/mlx5/cq.c
@@ -169,7 +169,8 @@ enum {
 static void handle_responder(struct ib_wc *wc, struct mlx5_cqe64 *cqe,
 			     struct mlx5_ib_qp *qp)
 {
-	enum rdma_link_layer ll = rdma_port_get_link_layer(qp->ibqp.device, 1);
+	enum rdma_link_layer ll =
+		rdma_port_get_link_layer(qp->ibqp.device, qp->port);
 	struct mlx5_ib_dev *dev = to_mdev(qp->ibqp.device);
 	struct mlx5_ib_srq *srq = NULL;
 	struct mlx5_ib_wq *wq;