Re: [PATCH] PCI-DW: ARM64: check the result of hos_init

[kbuild test robot]

Hi songxiaowei,

[auto build test WARNING on pci/next]
[also build test WARNING on v4.10-rc8 next-20170215]
[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/songxiaowei/PCI-DW-ARM64-check-the-result-of-hos_init/20170215-155753
base:   https://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git next
config: x86_64-randconfig-i0-201707 (attached as .config)
compiler: gcc-4.9 (Debian 4.9.4-2) 4.9.4
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All warnings (new ones prefixed by >>):

>> drivers/pci/host/pcie-designware-plat.c:48:2: warning: initialization from incompatible pointer type
     .host_init = dw_plat_pcie_host_init,
     ^
   drivers/pci/host/pcie-designware-plat.c:48:2: warning: (near initialization for 'dw_plat_pcie_host_ops.host_init')

vim +48 drivers/pci/host/pcie-designware-plat.c

5a3aa2a8 Joao Pinto    2016-03-10  32  {
5a3aa2a8 Joao Pinto    2016-03-10  33  	struct pcie_port *pp = arg;
5a3aa2a8 Joao Pinto    2016-03-10  34  
5a3aa2a8 Joao Pinto    2016-03-10  35  	return dw_handle_msi_irq(pp);
5a3aa2a8 Joao Pinto    2016-03-10  36  }
5a3aa2a8 Joao Pinto    2016-03-10  37  
5a3aa2a8 Joao Pinto    2016-03-10  38  static void dw_plat_pcie_host_init(struct pcie_port *pp)
5a3aa2a8 Joao Pinto    2016-03-10  39  {
5a3aa2a8 Joao Pinto    2016-03-10  40  	dw_pcie_setup_rc(pp);
5a3aa2a8 Joao Pinto    2016-03-10  41  	dw_pcie_wait_for_link(pp);
5a3aa2a8 Joao Pinto    2016-03-10  42  
5a3aa2a8 Joao Pinto    2016-03-10  43  	if (IS_ENABLED(CONFIG_PCI_MSI))
5a3aa2a8 Joao Pinto    2016-03-10  44  		dw_pcie_msi_init(pp);
5a3aa2a8 Joao Pinto    2016-03-10  45  }
5a3aa2a8 Joao Pinto    2016-03-10  46  
5a3aa2a8 Joao Pinto    2016-03-10  47  static struct pcie_host_ops dw_plat_pcie_host_ops = {
5a3aa2a8 Joao Pinto    2016-03-10 @48  	.host_init = dw_plat_pcie_host_init,
5a3aa2a8 Joao Pinto    2016-03-10  49  };
5a3aa2a8 Joao Pinto    2016-03-10  50  
5a3aa2a8 Joao Pinto    2016-03-10  51  static int dw_plat_add_pcie_port(struct pcie_port *pp,
5a3aa2a8 Joao Pinto    2016-03-10  52  				 struct platform_device *pdev)
5a3aa2a8 Joao Pinto    2016-03-10  53  {
2d6054b9 Bjorn Helgaas 2016-10-06  54  	struct device *dev = pp->dev;
5a3aa2a8 Joao Pinto    2016-03-10  55  	int ret;
5a3aa2a8 Joao Pinto    2016-03-10  56  

:::::: The code at line 48 was first introduced by commit
:::::: 5a3aa2a8fae4ce1a3ad786d212b8fffca8ee72f5 PCI: designware: Add driver for prototyping kits based on ARC SDP

:::::: TO: Joao Pinto <Joao.Pinto@xxxxxxxxxxxx>
:::::: CC: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>

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