Re: [Xen-devel] [PATCH] xen/pciback: support driver_override

[kbuild test robot <lkp@xxxxxxxxx>]

Hi Juergen,

[auto build test WARNING on xen-tip/linux-next]
[also build test WARNING on v4.8-rc4 next-20160825]
[if your patch is applied to the wrong git tree, please drop us a note to help 
improve the system]
[Suggest to use git(>=2.9.0) format-patch --base=<commit> (or --base=auto for 
convenience) to record what (public, well-known) commit your patch series was 
built on]
[Check https://git-scm.com/docs/git-format-patch for more information]

url:    
https://github.com/0day-ci/linux/commits/Juergen-Gross/xen-pciback-support-driver_override/20160902-195956
base:   https://git.kernel.org/pub/scm/linux/kernel/git/xen/tip.git linux-next
config: x86_64-randconfig-x001-201635 (attached as .config)
compiler: gcc-6 (Debian 6.1.1-9) 6.1.1 20160705
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All warnings (new ones prefixed by >>):

   drivers/xen/xen-pciback/pci_stub.c: In function 'pcistub_probe':
>> drivers/xen/xen-pciback/pci_stub.c:545:1: warning: label 'out' defined but 
>> not used [-Wunused-label]
    out:
    ^~~

vim +/out +545 drivers/xen/xen-pciback/pci_stub.c

30edc14b Konrad Rzeszutek Wilk 2009-10-13  529                      && 
dev->hdr_type != PCI_HEADER_TYPE_BRIDGE) {
30edc14b Konrad Rzeszutek Wilk 2009-10-13  530                          
dev_err(&dev->dev, "can't export pci devices that "
30edc14b Konrad Rzeszutek Wilk 2009-10-13  531                                  
"don't have a normal (0) or bridge (1) "
30edc14b Konrad Rzeszutek Wilk 2009-10-13  532                                  
"header type!\n");
30edc14b Konrad Rzeszutek Wilk 2009-10-13  533                          err = 
-ENODEV;
30edc14b Konrad Rzeszutek Wilk 2009-10-13  534                  }
30edc14b Konrad Rzeszutek Wilk 2009-10-13  535  
c77427ce Juergen Gross         2016-09-02  536          } else if 
(!dev->driver_override ||
c77427ce Juergen Gross         2016-09-02  537                     
strcmp(dev->driver_override, PCISTUB_DRIVER_NAME))
30edc14b Konrad Rzeszutek Wilk 2009-10-13  538                  /* Didn't find 
the device */
30edc14b Konrad Rzeszutek Wilk 2009-10-13  539                  err = -ENODEV;
30edc14b Konrad Rzeszutek Wilk 2009-10-13  540  
c77427ce Juergen Gross         2016-09-02  541          if (!err) {
c77427ce Juergen Gross         2016-09-02  542                  
dev_info(&dev->dev, "seizing device\n");
c77427ce Juergen Gross         2016-09-02  543                  err = 
pcistub_seize(dev);
c77427ce Juergen Gross         2016-09-02  544          }
30edc14b Konrad Rzeszutek Wilk 2009-10-13 @545  out:
30edc14b Konrad Rzeszutek Wilk 2009-10-13  546          return err;
30edc14b Konrad Rzeszutek Wilk 2009-10-13  547  }
30edc14b Konrad Rzeszutek Wilk 2009-10-13  548  
24d8bf1b Konrad Rzeszutek Wilk 2014-04-21  549  /* Called when 'unbind'. This 
means we must _NOT_ call pci_reset_function or
24d8bf1b Konrad Rzeszutek Wilk 2014-04-21  550   * other functions that take 
the sysfs lock. */
30edc14b Konrad Rzeszutek Wilk 2009-10-13  551  static void 
pcistub_remove(struct pci_dev *dev)
30edc14b Konrad Rzeszutek Wilk 2009-10-13  552  {
30edc14b Konrad Rzeszutek Wilk 2009-10-13  553          struct pcistub_device 
*psdev, *found_psdev = NULL;

:::::: The code at line 545 was first introduced by commit
:::::: 30edc14bf39afde24ef7db2de66c91805db80828 xen/pciback: xen pci backend 
driver.

:::::: TO: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
:::::: CC: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>

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

Attachment: .config.gz
Description: Binary data

_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxx
https://lists.xen.org/xen-devel