Hi Heikki,

I love your patch! Yet something to improve:

[auto build test ERROR on peter.chen-usb/for-usb-next]
[also build test ERROR on linus/master v5.12-rc4 next-20210325]
[cannot apply to usb/usb-testing chrome-platform-linux/for-next 
balbi-usb/testing/next]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]

url:    
https://github.com/0day-ci/linux/commits/Heikki-Krogerus/usb-Linking-ports-to-their-Type-C-connectors/20210325-203239
base:   https://git.kernel.org/pub/scm/linux/kernel/git/peter.chen/usb.git 
for-usb-next
config: i386-randconfig-a015-20210325 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
        # 
https://github.com/0day-ci/linux/commit/3f5d8681c4754fba373563812803b8d5eb11639a
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review 
Heikki-Krogerus/usb-Linking-ports-to-their-Type-C-connectors/20210325-203239
        git checkout 3f5d8681c4754fba373563812803b8d5eb11639a
        # save the attached .config to linux build tree
        make W=1 ARCH=i386 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <l...@intel.com>

All errors (new ones prefixed by >>):

   ld: drivers/usb/typec/port-mapper.o: in function `typec_link_ports':
>> drivers/usb/typec/port-mapper.c:260: undefined reference to 
>> `usb_for_each_port'


vim +260 drivers/usb/typec/port-mapper.c

   251  
   252  int typec_link_ports(struct typec_port *con)
   253  {
   254          int ret;
   255  
   256          con->pld = get_pld(&con->dev);
   257          if (!con->pld)
   258                  return 0;
   259  
 > 260          ret = usb_for_each_port(&con->dev, connector_match);
   261          if (ret)
   262                  typec_unlink_ports(con);
   263  
   264          return ret;
   265  }
   266  

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org

Attachment: .config.gz
Description: application/gzip

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