[v2,13/15] tty: serial: qcom-geni-serial: use devres for uart port management

Commit Message

Bartosz Golaszewski Nov. 22, 2022, 10:21 a.m. UTC

From: Bartosz Golaszewski <[e-mail]>

Shrink and simplify the probe() and remove() code by using the managed
variant of uart_add_one_port.

Signed-off-by: Bartosz Golaszewski <[e-mail]>
---
 drivers/tty/serial/qcom_geni_serial.c | 8 +-------
 1 file changed, 1 insertion(+), 7 deletions(-)

Patch

diff --git a/drivers/tty/serial/qcom_geni_serial.c b/drivers/tty/serial/qcom_geni_serial.c
index 82242a40a95a..53d09da0854a 100644
--- a/drivers/tty/serial/qcom_geni_serial.c
+++ b/drivers/tty/serial/qcom_geni_serial.c
@@ -1454,7 +1454,7 @@  static int qcom_geni_serial_probe(struct platform_device *pdev)
 	uport->private_data = &port->private_data;
 	platform_set_drvdata(pdev, port);
 
-	ret = uart_add_one_port(drv, uport);
+	ret = devm_uart_add_one_port(&pdev->dev, drv, uport);
 	if (ret)
 		return ret;
 
@@ -1463,7 +1463,6 @@  static int qcom_geni_serial_probe(struct platform_device *pdev)
 			IRQF_TRIGGER_HIGH, port->name, uport);
 	if (ret) {
 		dev_err(uport->dev, "Failed to get IRQ ret %d\n", ret);
-		uart_remove_one_port(drv, uport);
 		return ret;
 	}
 
@@ -1480,7 +1479,6 @@  static int qcom_geni_serial_probe(struct platform_device *pdev)
 						port->wakeup_irq);
 		if (ret) {
 			device_init_wakeup(&pdev->dev, false);
-			uart_remove_one_port(drv, uport);
 			return ret;
 		}
 	}
@@ -1490,12 +1488,8 @@  static int qcom_geni_serial_probe(struct platform_device *pdev)
 
 static int qcom_geni_serial_remove(struct platform_device *pdev)
 {
-	struct qcom_geni_serial_port *port = platform_get_drvdata(pdev);
-	struct uart_driver *drv = port->private_data.drv;
-
 	dev_pm_clear_wake_irq(&pdev->dev);
 	device_init_wakeup(&pdev->dev, false);
-	uart_remove_one_port(drv, &port->uport);
 
 	return 0;
 }