Hi Vardan,

[auto build test ERROR on balbi-usb/next]
[also build test ERROR on v4.9-rc3 next-20161028]
[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/John-Youn/usb-dwc2-gadget-Update-for-new-usb_endpoint_maxp/20161101-052727
base:   https://git.kernel.org/pub/scm/linux/kernel/git/balbi/usb.git next
config: x86_64-randconfig-x014-201644 (attached as .config)
compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All errors (new ones prefixed by >>):

   drivers/usb/dwc2/gadget.c: In function 'dwc2_hsotg_ep_enable':
>> drivers/usb/dwc2/gadget.c:2979:7: error: implicit declaration of function 
>> 'usb_endpoint_maxp_mult' [-Werror=implicit-function-declaration]
     mc = usb_endpoint_maxp_mult(desc);
          ^~~~~~~~~~~~~~~~~~~~~~
   cc1: some warnings being treated as errors

vim +/usb_endpoint_maxp_mult +2979 drivers/usb/dwc2/gadget.c

  2973          if (dir_in != hs_ep->dir_in) {
  2974                  dev_err(hsotg->dev, "%s: direction mismatch!\n", 
__func__);
  2975                  return -EINVAL;
  2976          }
  2977  
  2978          mps = usb_endpoint_maxp(desc);
> 2979          mc = usb_endpoint_maxp_mult(desc);
  2980  
  2981          /* note, we handle this here instead of 
dwc2_hsotg_set_ep_maxpacket */
  2982  

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

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