Hi Ozgur,

[auto build test ERROR on mac80211-next/master]
[also build test ERROR on v4.9 next-20161221]
[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/Ozgur-Karatas/net-wireless-fixed-to-checkpatch-errors/20161222-125128
base:   https://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211-next.git master
config: i386-randconfig-x006-201651 (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=i386 

All errors (new ones prefixed by >>):

   net/wireless/reg.c: In function 'regulatory_hint_core':

quoted

net/wireless/reg.c:2294:28: error: 'regulatory_request' undeclared (first use in this function)

     request = kzalloc(sizeof(*regulatory_request), GFP_KERNEL);
                               ^~~~~~~~~~~~~~~~~~
   net/wireless/reg.c:2294:28: note: each undeclared identifier is reported only once for each function it appears in
   net/wireless/reg.c: In function 'regulatory_hint_user':
   net/wireless/reg.c:2316:28: error: 'regulatory_request' undeclared (first use in this function)
     request = kzalloc(sizeof(*regulatory_request), GFP_KERNEL);
                               ^~~~~~~~~~~~~~~~~~
   net/wireless/reg.c: In function 'regulatory_hint':
   net/wireless/reg.c:2388:28: error: 'regulatory_request' undeclared (first use in this function)
     request = kzalloc(sizeof(*regulatory_request), GFP_KERNEL);
                               ^~~~~~~~~~~~~~~~~~

vim +/regulatory_request +2294 net/wireless/reg.c

  2288	 * and when we restore regulatory settings.
  2289	 */
  2290	static int regulatory_hint_core(const char *alpha2)
  2291	{
  2292		struct regulatory_request *request;
  2293	

2294		request = kzalloc(sizeof(*regulatory_request), GFP_KERNEL);

  2295		if (!request)
  2296			return -ENOMEM;
  2297	

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