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-allmodconfig (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 'reg_query_builtin':

quoted

net/wireless/reg.c:493:28: error: 'reg_regdb_apply_request' undeclared (first use in this function)

     request = kzalloc(sizeof(*reg_regdb_apply_request), GFP_KERNEL);
                               ^~~~~~~~~~~~~~~~~~~~~~~
   net/wireless/reg.c:493:28: note: each undeclared identifier is reported only once for each function it appears in
   net/wireless/reg.c: In function 'regulatory_hint_core':
   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: 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 +/reg_regdb_apply_request +493 net/wireless/reg.c

   487			}
   488		}
   489	
   490		if (!regdom)
   491			return -ENODATA;
   492	
 > 493		request = kzalloc(sizeof(*reg_regdb_apply_request), GFP_KERNEL);
   494		if (!request)
   495			return -ENOMEM;
   496	

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