[-next] dmaengine: sprd: Fix potential NULL dereference in sprd_dma_probe()

From: Lars-Peter Clausen <lars@metafoo.de>
Date: 2018-05-08 12:10:36
Also in: kernel-janitors

On 05/08/2018 02:05 PM, Vinod Koul wrote:
On 08-05-18, 13:46, Lars-Peter Clausen wrote:
quoted
On 05/07/2018 03:40 AM, Wei Yongjun wrote:
quoted
 	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));
I think a better improvement would be to replace this with
devm_ioremap_resource() which has the NULL pointer check and some other
things built-in.
Sure feel free to send a patch :)
I prefer to inspire others ;)
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