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Commit 4f6120b0 authored by Jingoo Han's avatar Jingoo Han Committed by Wim Van Sebroeck
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watchdog: ep93xx_wdt: Use devm_ioremap_resource() 



Use devm_ioremap_resource() in order to make the code simpler,
and remove redundant return value check of platform_get_resource()
because the value is checked by devm_ioremap_resource().

Signed-off-by: default avatarJingoo Han <jg1.han@samsung.com>
Reviewed-by: default avatarGuenter Roeck <linux@roeck-us.net>
Signed-off-by: default avatarWim Van Sebroeck <wim@iguana.be>
parent a17fb5cb

drivers/watchdog/ep93xx_wdt.c

+3 −10
Original line number Diff line number Diff line
@@ -118,16 +118,9 @@ static int ep93xx_wdt_probe(struct platform_device *pdev) 
	int err;



	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);

	if (!res)

		return -ENXIO;



	if (!devm_request_mem_region(&pdev->dev, res->start,

				     resource_size(res), pdev->name))

		return -EBUSY;



	mmio_base = devm_ioremap(&pdev->dev, res->start, resource_size(res));

	if (!mmio_base)

		return -ENXIO;

	mmio_base = devm_ioremap_resource(&pdev->dev, res);

	if (IS_ERR(mmio_base))

		return PTR_ERR(mmio_base);



	if (timeout < 1 || timeout > 3600) {

		timeout = WDT_TIMEOUT;