tree:   https://git.linaro.org/people/vireshk/linux opp/genpd-performance-state
head:   1c80aea883c2a8481a5266a5fdd0d250b28f4817
commit: 26603b1348d6153199cae0a2f9aff115c888d5b0 [10/11] PM / Domain: Add struct device to genpd
config: i386-randconfig-x015-201712 (attached as .config)
compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
reproduce:
        git checkout 26603b1348d6153199cae0a2f9aff115c888d5b0
        # save the attached .config to linux build tree
        make ARCH=i386 

Note: the vireshk/opp/genpd-performance-state HEAD 1c80aea883c2a8481a5266a5fdd0d250b28f4817 builds fine.
      It only hurts bisectibility.

All errors (new ones prefixed by >>):

   drivers/base/power/domain.c: In function 'of_genpd_add_provider_simple':
>> drivers/base/power/domain.c:1814:14: error: invalid type argument of '->' (have 'struct device')
       genpd->dev->of_node = np;
                 ^~

vim +1814 drivers/base/power/domain.c

  1808	
  1809		if (pm_genpd_present(genpd)) {
  1810			ret = genpd_add_provider(np, genpd_xlate_simple, genpd);
  1811			if (!ret) {
  1812				genpd->provider = &np->fwnode;
  1813				genpd->has_provider = true;
> 1814				genpd->dev->of_node = np;
  1815			}
  1816		}
  1817	

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