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SubjectRe: [RFC 27/42] drivers/tty/serial: don't check resource with devm_ioremap_resource
On Fri, May 10, 2013 at 10:17:12AM +0200, Wolfram Sang wrote:
> devm_ioremap_resource does sanity checks on the given resource. No need to
> duplicate this in the driver.
>
> Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
> ---
> drivers/tty/serial/serial-tegra.c | 6 +-----
> 1 file changed, 1 insertion(+), 5 deletions(-)
>
> diff --git a/drivers/tty/serial/serial-tegra.c b/drivers/tty/serial/serial-tegra.c
> index 9799d04..9570b55 100644
> --- a/drivers/tty/serial/serial-tegra.c
> +++ b/drivers/tty/serial/serial-tegra.c
> @@ -1295,13 +1295,9 @@ static int tegra_uart_probe(struct platform_device *pdev)
> tup->cdata = cdata;
>
> platform_set_drvdata(pdev, tup);
> - resource = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> - if (!resource) {
> - dev_err(&pdev->dev, "No IO memory resource\n");
> - return -ENODEV;
> - }
>
> u->mapbase = resource->start;
> + resource = platform_get_resource(pdev, IORESOURCE_MEM, 0);

You need to look at your scripts, as again, this is totally wrong.

greg k-h


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