2017-08-27 06:32:06

by Himanshu Jha

Subject: [PATCH] tty: serial: 8250_mtk: Use PTR_ERR_OR_ZERO

Use PTR_ERR_OR_ZERO rather than if(IS_ERR(...)) + PTR_ERR

Signed-off-by: Himanshu Jha <[email protected]>
---
drivers/tty/serial/8250/8250_mtk.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/tty/serial/8250/8250_mtk.c b/drivers/tty/serial/8250/8250_mtk.c
index ce0cc47..fb45770 100644
--- a/drivers/tty/serial/8250/8250_mtk.c
+++ b/drivers/tty/serial/8250/8250_mtk.c
@@ -171,10 +171,7 @@ static int mtk8250_probe_of(struct platform_device *pdev, struct uart_port *p,
}

data->bus_clk = devm_clk_get(&pdev->dev, "bus");
- if (IS_ERR(data->bus_clk))
- return PTR_ERR(data->bus_clk);
-
- return 0;
+ return PTR_ERR_OR_ZERO(data->bus_clk);
}

static int mtk8250_probe(struct platform_device *pdev)
--
2.7.4

2017-08-27 18:49:45

by Matthias Brugger

Subject: Re: [PATCH] tty: serial: 8250_mtk: Use PTR_ERR_OR_ZERO

On 08/27/2017 09:31 AM, Himanshu Jha wrote:
> Use PTR_ERR_OR_ZERO rather than if(IS_ERR(...)) + PTR_ERR
>
> Signed-off-by: Himanshu Jha <[email protected]>
> ---
> drivers/tty/serial/8250/8250_mtk.c | 5 +----
> 1 file changed, 1 insertion(+), 4 deletions(-)
>
> diff --git a/drivers/tty/serial/8250/8250_mtk.c b/drivers/tty/serial/8250/8250_mtk.c
> index ce0cc47..fb45770 100644
> --- a/drivers/tty/serial/8250/8250_mtk.c
> +++ b/drivers/tty/serial/8250/8250_mtk.c
> @@ -171,10 +171,7 @@ static int mtk8250_probe_of(struct platform_device *pdev, struct uart_port *p,
> }
>
> data->bus_clk = devm_clk_get(&pdev->dev, "bus");
> - if (IS_ERR(data->bus_clk))
> - return PTR_ERR(data->bus_clk);
> -
> - return 0;
> + return PTR_ERR_OR_ZERO(data->bus_clk);
> }
>

Reviewed-by: Matthias Brugger <[email protected]>