diff --git a/drivers/tty/serial/qcom_geni_serial.c b/drivers/tty/serial/qcom_geni_serial.c
index 14427778ad14..65ff669373d4 100644
--- a/drivers/tty/serial/qcom_geni_serial.c
+++ b/drivers/tty/serial/qcom_geni_serial.c
@@ -1053,8 +1053,8 @@ static int qcom_geni_serial_probe(struct platform_device *pdev)
 	}
 
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	if (IS_ERR(res))
-		return PTR_ERR(res);
+	if (!res)
+		return -EINVAL;
 	uport->mapbase = res->start;
 
 	port->tx_fifo_depth = DEF_FIFO_DEPTH_WORDS;