[chrome-os:chromeos-5.15 1424/2774] drivers/net/wireless/realtek/rtw88/vndcmd.c:127:6: warning: no previous prototype for 'rtw_register_vndcmd'

[chrome-os:chromeos-5.15 1424/2774] drivers/net/wireless/realtek/rtw88/vndcmd.c:127:6: warning: no previous prototype for 'rtw_register_vndcmd'

[kernel test robot]

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tree:   https://chromium.googlesource.com/chromiumos/third_party/kernel chromeos-5.15
head:   f0fdc40dcd25913abb050bb911839d8bdf7dc2dc
commit: 01df362ccd59d9bfcdad41104d89b4db699a97c5 [1424/2774] CHROMIUM: rtw88: vndcmd: sar: Apply SAR power limit via vendor command
config: ia64-buildonly-randconfig-r004-20211207 (https://download.01.org/0day-ci/archive/20211209/202112090009.ghZDVWJw-lkp(a)intel.com/config)
compiler: ia64-linux-gcc (GCC) 11.2.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git remote add chrome-os https://chromium.googlesource.com/chromiumos/third_party/kernel
        git fetch --no-tags chrome-os chromeos-5.15
        git checkout 01df362ccd59d9bfcdad41104d89b4db699a97c5
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=ia64 SHELL=/bin/bash drivers/net/wireless/realtek/rtw88/

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

All warnings (new ones prefixed by >>):

>> drivers/net/wireless/realtek/rtw88/vndcmd.c:127:6: warning: no previous prototype for 'rtw_register_vndcmd' [-Wmissing-prototypes]
     127 | void rtw_register_vndcmd(struct ieee80211_hw *hw)
         |      ^~~~~~~~~~~~~~~~~~~


vim +/rtw_register_vndcmd +127 drivers/net/wireless/realtek/rtw88/vndcmd.c

   126	
 > 127	void rtw_register_vndcmd(struct ieee80211_hw *hw)

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