[PATCH 2/4] mtd: spi-nor: add advanced protection and security features support

[kernel test robot]

Hi,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on mtd/mtd/next]
[also build test WARNING on mtd/mtd/fixes v5.15-rc7 next-20211027]
[cannot apply to mtd/spi-nor/next]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]

url:    https://github.com/0day-ci/linux/commits/shiva-linuxworks-gmail-com/enabling-Advanced-protection-and-security-features/20211027-183458
base:   https://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux.git mtd/next
config: arc-randconfig-r043-20211027 (attached as .config)
compiler: arc-elf-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
        # https://github.com/0day-ci/linux/commit/d26eac1611c4409954b4d0c44215e1a53aa7605a
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review shiva-linuxworks-gmail-com/enabling-Advanced-protection-and-security-features/20211027-183458
        git checkout d26eac1611c4409954b4d0c44215e1a53aa7605a
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=arc 

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

All warnings (new ones prefixed by >>):

>> drivers/mtd/spi-nor/advprotsec.c:192:6: warning: no previous prototype for 'spi_nor_register_security_ops' [-Wmissing-prototypes]
     192 | void spi_nor_register_security_ops(struct spi_nor *nor)
         |      ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~


vim +/spi_nor_register_security_ops +192 drivers/mtd/spi-nor/advprotsec.c

   191	
 > 192	void spi_nor_register_security_ops(struct spi_nor *nor)

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