[PATCH] serial: stm32: use devm_platform_get_and_ioremap_resource()

From: Tang Bin
Date: Sat Aug 14 2021 - 09:16:24 EST


Use devm_platform_get_and_ioremap_resource() to simplify code.

Signed-off-by: Zhang Shengju <zhangshengju@xxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Tang Bin <tangbin@xxxxxxxxxxxxxxxxxxxx>
---
drivers/tty/serial/stm32-usart.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/tty/serial/stm32-usart.c b/drivers/tty/serial/stm32-usart.c
index 090822cd1..d4ea86e28 100644
--- a/drivers/tty/serial/stm32-usart.c
+++ b/drivers/tty/serial/stm32-usart.c
@@ -1064,8 +1064,7 @@ static int stm32_usart_init_port(struct stm32_port *stm32port,
&stm32port->txftcfg);
}

- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- port->membase = devm_ioremap_resource(&pdev->dev, res);
+ port->membase = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
if (IS_ERR(port->membase))
return PTR_ERR(port->membase);
port->mapbase = res->start;
--
2.20.1.windows.1