Commit e7f063ae authored May 09, 2018 by Baolin Wang Committed by Vinod Koul May 09, 2018

dmaengine: sprd: Use devm_ioremap_resource() to map memory



Instead of checking the return value of platform_get_resource(), we can
use devm_ioremap_resource() which has the NULL pointer check and the
memory region requesting.

Suggested-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Baolin Wang <baolin.wang@linaro.org>
Signed-off-by: Vinod Koul <vkoul@kernel.org>

parent e891e41e

drivers/dma/sprd-dma.c

+1 −4

Original line number	Diff line number	Diff line
		@@ -807,10 +807,7 @@ static int sprd_dma_probe(struct platform_device *pdev)
		}

		res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
		if (!res)
		return -EINVAL;
		sdev->glb_base = devm_ioremap_nocache(&pdev->dev, res->start,
		resource_size(res));
		sdev->glb_base = devm_ioremap_resource(&pdev->dev, res);
		if (!sdev->glb_base)
		return -ENOMEM;

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