Hi, > Which thing do I have to remove additionally? Just have a close look at your patches and what you removed. You'll figure. Hint: It is related to the resource. > You mean the following? > > res = platform_get_resource(pdev, IORESOURCE_MEM, 0); > if (!res) { > dev_err(&pdev->dev, "Unable to get mem resource.\n"); That's one thing, there is more. > > I think that this error message is not necessary. So, I will > remove it. Yeah, just have a look at the actual implementation of devm_ioremap_resource and you will *know* that it is not necessary. > Please let me know additional things to be remove. I believe in teaching fishing rather than giving fish. Regards, Wolfram
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