[pci:pci/resource 5/6] arch/powerpc/kernel/pci-common.c:587:27: error: passing argument 1 of 'pcibios_resource_to_bus' from incompatible pointer type

[kbuild test robot <fengguang.wu@xxxxxxxxx>]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git pci/resource
head:   2ad70d5e96f3945656cfca8c005384f2a858a8c5
commit: 8549d796d788da46236d22be8da283819d5b5a12 [5/6] powerpc/pci: Implement pci_resource_to_user() with pcibios_resource_to_bus()
config: powerpc-tqm8548_defconfig (attached as .config)
compiler: powerpc-linux-gnu-gcc (Debian 5.3.1-8) 5.3.1 20160205
reproduce:
        wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git checkout 8549d796d788da46236d22be8da283819d5b5a12
        # save the attached .config to linux build tree
        make.cross ARCH=powerpc 

All errors (new ones prefixed by >>):

   arch/powerpc/kernel/pci-common.c: In function 'pci_resource_to_user':
>> arch/powerpc/kernel/pci-common.c:587:27: error: passing argument 1 of 'pcibios_resource_to_bus' from incompatible pointer type [-Werror=incompatible-pointer-types]
      pcibios_resource_to_bus(dev, &region, rsrc);
                              ^
   In file included from arch/powerpc/kernel/pci-common.c:20:0:
   include/linux/pci.h:804:6: note: expected 'struct pci_bus *' but argument is of type 'const struct pci_dev *'
    void pcibios_resource_to_bus(struct pci_bus *bus, struct pci_bus_region *region,
         ^
>> arch/powerpc/kernel/pci-common.c:587:41: error: passing argument 3 of 'pcibios_resource_to_bus' discards 'const' qualifier from pointer target type [-Werror=discarded-qualifiers]
      pcibios_resource_to_bus(dev, &region, rsrc);
                                            ^
   In file included from arch/powerpc/kernel/pci-common.c:20:0:
   include/linux/pci.h:804:6: note: expected 'struct resource *' but argument is of type 'const struct resource *'
    void pcibios_resource_to_bus(struct pci_bus *bus, struct pci_bus_region *region,
         ^
   cc1: all warnings being treated as errors

vim +/pcibios_resource_to_bus +587 arch/powerpc/kernel/pci-common.c

   581				  const struct resource *rsrc,
   582				  resource_size_t *start, resource_size_t *end)
   583	{
   584		struct pci_bus_region region;
   585	
   586		if (rsrc->flags & IORESOURCE_IO) {
 > 587			pcibios_resource_to_bus(dev, &region, rsrc);
   588			*start = region.start;
   589			*end = region.end;
   590			return;

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

Attachment: .config.gz
Description: Binary data