BOn Thu, Jun 08, 2017 at 03:25:50PM +0200, Christoph Hellwig wrote:
> +static int dmabounce_mapping_error(struct device *dev, dma_addr_t dma_addr)
> +{
> + if (dev->archdata.dmabounce)
> + return 0;
I'm not convinced that we need this check here:
dev->archdata.dmabounce = device_info;
set_dma_ops(dev, &dmabounce_ops);
There shouldn't be any chance of dev->archdata.dmabounce being NULL if
the dmabounce_ops has been set as the current device DMA ops. So I
think that test can be killed.
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