[PATCH v11 07/11] device-mapping: Introduce DMA range map, supplanting dma_pfn_offset

[Nicolas Saenz Julienne]

Hi Christoph, a small fix to your fixes:

On Tue, 2020-09-01 at 10:24 +0200, Christoph Hellwig wrote:
> I've applied this to the dma-mapping tree.
> 
> I had to resolve a conflict in drivers/of/address.c with a recent
> mainline commit.  I also applied the minor tweaks Andy pointed out
> plus a few more style changes.  A real change is that I changed the
> prototype for dma_copy_dma_range_map to require less boilerplate code.

diff --git a/drivers/usb/core/usb.c b/drivers/usb/core/usb.c
index 0b5f8d62f251..4cd012817af6 100644
--- a/drivers/usb/core/usb.c
+++ b/drivers/usb/core/usb.c
@@ -610,7 +610,7 @@ struct usb_device *usb_alloc_dev(struct usb_device *parent,
         * mask for the entire HCD, so don't do that.
         */
        dev->dev.dma_mask = bus->sysdev->dma_mask;
-       if (!dma_copy_dma_range_map(&dev->dev, bus->sysdev))
+       if (dma_copy_dma_range_map(&dev->dev, bus->sysdev))
                dev_err(&dev->dev, "failed to copy DMA map\n");
        set_dev_node(&dev->dev, dev_to_node(bus->sysdev));
        dev->state = USB_STATE_ATTACHED;

Regards,
Nicolas

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