[android-common:android15-6.6 0/1] security/apparmor/lsm.c:1915:15: sparse: sparse: symbol 'nulldfa' was not declared. Should it be static?

[kernel test robot <lkp@intel.com>]

tree:   https://android.googlesource.com/kernel/common android15-6.6
head:   b5816a1652ad494d4af974f0000657b686bd683c
commit: 32928c1749e8a0162b168a5bb87c1b67e37281ff [0/1] apparmor: refcount the pdb
config: i386-randconfig-062-20260516 (https://download.01.org/0day-ci/archive/20260516/202605161703.ITPBGagF-lkp@intel.com/config)
compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261)
sparse: v0.6.5-rc1
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260516/202605161703.ITPBGagF-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202605161703.ITPBGagF-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
>> security/apparmor/lsm.c:1915:15: sparse: sparse: symbol 'nulldfa' was not declared. Should it be static?

vim +/nulldfa +1915 security/apparmor/lsm.c

  1911	
  1912	static char nulldfa_src[] = {
  1913		#include "nulldfa.in"
  1914	};
> 1915	struct aa_dfa *nulldfa;
  1916	

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