diff --git a/drivers/tty/serial/fsl_lpuart.c b/drivers/tty/serial/fsl_lpuart.c
index 4e2577249ac5..73d939c0825a 100644
--- a/drivers/tty/serial/fsl_lpuart.c
+++ b/drivers/tty/serial/fsl_lpuart.c
@@ -1786,15 +1786,13 @@ static int lpuart_probe(struct platform_device *pdev)
 	}
 	sport->port.line = ret;
 	sport->lpuart32 = of_device_is_compatible(np, "fsl,ls1021a-lpuart");
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	if (!res)
-		return -ENODEV;
 
-	sport->port.mapbase = res->start;
+	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	sport->port.membase = devm_ioremap_resource(&pdev->dev, res);
 	if (IS_ERR(sport->port.membase))
 		return PTR_ERR(sport->port.membase);
 
+	sport->port.mapbase = res->start;
 	sport->port.dev = &pdev->dev;
 	sport->port.type = PORT_LPUART;
 	sport->port.iotype = UPIO_MEM;