[PATCH] arm64/dma-mapping: Fix null-pointer check

On 17-06-10 23:03:54, Russell King - ARM Linux wrote:

On Sat, Jun 10, 2017 at 12:41:10PM -0700, Olav Haugan wrote:

quoted

@@ -149,6 +140,11 @@ static void *__dma_alloc(struct device *dev, size_t size,
 	bool coherent = is_device_dma_coherent(dev);

                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^

This re-introduces an instance that you say you're getting rid of...

The ARM64 version of is_device_dma_coherent() checks for !dev
already...But anyway I will completely remove the !dev checks in the
alloc/free functions since as Catalin pointed out it is coverted
elsewhere.

-- 
.Olav

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