[PATCH v2] dma-mapping: skip USB devices when configuring DMA during probe

[kbuild test robot]

Hi Johan,

[auto build test ERROR on driver-core/driver-core-testing]
[also build test ERROR on v4.13-rc3 next-20170804]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Johan-Hovold/dma-mapping-skip-USB-devices-when-configuring-DMA-during-probe/20170804-155414
config: x86_64-randconfig-a0-08061415 (attached as .config)
compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All errors (new ones prefixed by >>):

   drivers/base/dma-mapping.o: In function `dma_configure':
>> (.text+0x7de): undefined reference to `usb_bus_type'
   drivers/base/dma-mapping.o: In function `dma_deconfigure':
   (.text+0x8ca): undefined reference to `usb_bus_type'

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation
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