From fbd1d637f6d1a5b0d2b487299111b06fb0b3c3fd Mon Sep 17 00:00:00 2001 From: Markus Elfring Date: Sun, 22 Sep 2019 10:37:31 +0200 Subject: [PATCH] dmaengine: at_xdmac: Use devm_platform_ioremap_resource() in at_xdmac_probe() Simplify this function implementation by using a known wrapper function. This issue was detected by using the Coccinelle software. Signed-off-by: Markus Elfring Acked-by: Ludovic Desroches Link: https://lore.kernel.org/r/377247f3-b53a-a9d9-66c7-4b8515de3809@web.de Signed-off-by: Vinod Koul --- drivers/dma/at_xdmac.c | 7 +------ 1 file changed, 1 insertion(+), 6 deletions(-) diff --git a/drivers/dma/at_xdmac.c b/drivers/dma/at_xdmac.c index b58ac720d9a1..f71c9f77d405 100644 --- a/drivers/dma/at_xdmac.c +++ b/drivers/dma/at_xdmac.c @@ -1957,21 +1957,16 @@ static int atmel_xdmac_resume(struct device *dev) static int at_xdmac_probe(struct platform_device *pdev) { - struct resource *res; struct at_xdmac *atxdmac; int irq, size, nr_channels, i, ret; void __iomem *base; u32 reg; - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) - return -EINVAL; - irq = platform_get_irq(pdev, 0); if (irq < 0) return irq; - base = devm_ioremap_resource(&pdev->dev, res); + base = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(base)) return PTR_ERR(base);