[PATCH] dmaengine: owl: Use devm_platform_ioremap_resource() in owl_dma_probe()
From: Markus Elfring <hidden>
Date: 2019-09-22 11:31:09
Also in:
dmaengine, kernel-janitors, lkml
Subsystem:
arm/actions semi architecture, dma generic offload engine subsystem, the rest · Maintainers:
Andreas Färber, Manivannan Sadhasivam, Vinod Koul, Linus Torvalds
From: Markus Elfring <redacted> Date: Sun, 22 Sep 2019 13:23:54 +0200 Simplify this function implementation by using a known wrapper function. This issue was detected by using the Coccinelle software. Signed-off-by: Markus Elfring <redacted> --- 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 90bbcef99ef8..023f951189a7 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); --
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