liquidio: Missing error code in liquidio_init_nic_module()

We accidentally return success if lio_vf_rep_modinit() fails instead of
propogating the error code.

Fixes: e20f469660ad ("liquidio: synchronize VF representor names with NIC firmware")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/cavium/liquidio/lio_main.c

@@ -4038,7 +4038,8 @@ static int liquidio_init_nic_module(struct octeon_device *oct)
 	 */
 	if (!oct->octeon_id &&
 	    oct->fw_info.app_cap_flags & LIQUIDIO_SWITCHDEV_CAP) {
-		if (lio_vf_rep_modinit()) {
+		retval = lio_vf_rep_modinit();
+		if (retval) {
 			liquidio_stop_nic_module(oct);
 			goto octnet_init_failure;
 		}