checksum == cpu_to_be16(0xffff);
 }
 
-static int use_tunnel_data(struct mlx4_ib_qp *qp, struct mlx4_ib_cq *cq, struct ib_wc *wc,
-                          unsigned tail, struct mlx4_cqe *cqe, int is_eth)
+static void use_tunnel_data(struct mlx4_ib_qp *qp, struct mlx4_ib_cq *cq, struct ib_wc *wc,
+                           unsigned tail, struct mlx4_cqe *cqe, int is_eth)
 {
        struct mlx4_ib_proxy_sqp_hdr *hdr;
 
                wc->slid        = be16_to_cpu(hdr->tun.slid_mac_47_32);
                wc->sl          = (u8) (be16_to_cpu(hdr->tun.sl_vid) >> 12);
        }
-
-       return 0;
 }
 
 static void mlx4_ib_qp_sw_comp(struct mlx4_ib_qp *qp, int num_entries,
                if (mlx4_is_mfunc(to_mdev(cq->ibcq.device)->dev)) {
                        if ((*cur_qp)->mlx4_ib_qp_type &
                            (MLX4_IB_QPT_PROXY_SMI_OWNER |
-                            MLX4_IB_QPT_PROXY_SMI | MLX4_IB_QPT_PROXY_GSI))
-                               return use_tunnel_data(*cur_qp, cq, wc, tail,
-                                                      cqe, is_eth);
+                            MLX4_IB_QPT_PROXY_SMI | MLX4_IB_QPT_PROXY_GSI)) {
+                               use_tunnel_data(*cur_qp, cq, wc, tail, cqe,
+                                               is_eth);
+                               return 0;
+                       }
                }
 
                wc->slid           = be16_to_cpu(cqe->rlid);