From ecb4d34fafec4fea6fe218f25cc390775a609efd Mon Sep 17 00:00:00 2001 From: Markus Elfring Date: Sun, 22 Sep 2019 13:23:54 +0200 Subject: [PATCH] dmaengine: owl: Use devm_platform_ioremap_resource() in owl_dma_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 Link: https://lore.kernel.org/r/d36b6a6c-2e3d-8d68-6ddc-969a377ca3b2@web.de Signed-off-by: Vinod Koul --- drivers/dma/owl-dma.c | 7 +------ 1 file changed, 1 insertion(+), 6 deletions(-) diff --git a/drivers/dma/owl-dma.c b/drivers/dma/owl-dma.c index 90bbcef..023f951 100644 --- a/drivers/dma/owl-dma.c +++ b/drivers/dma/owl-dma.c @@ -1045,18 +1045,13 @@ static int owl_dma_probe(struct platform_device *pdev) { struct device_node *np = pdev->dev.of_node; struct owl_dma *od; - struct resource *res; int ret, i, nr_channels, nr_requests; od = devm_kzalloc(&pdev->dev, sizeof(*od), GFP_KERNEL); if (!od) return -ENOMEM; - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) - return -EINVAL; - - od->base = devm_ioremap_resource(&pdev->dev, res); + od->base = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(od->base)) return PTR_ERR(od->base); -- 2.7.4