Re: [PATCH 2/2] hwrng: Add support for Nitro Secure Module

From: kernel test robot
Date: Thu Sep 28 2023 - 23:50:18 EST


Hi Alexander,

kernel test robot noticed the following build warnings:

[auto build test WARNING on char-misc/char-misc-testing]
[also build test WARNING on char-misc/char-misc-next char-misc/char-misc-linus herbert-cryptodev-2.6/master soc/for-next linus/master v6.6-rc3 next-20230928]
[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#_base_tree_information]

url: https://github.com/intel-lab-lkp/linux/commits/Alexander-Graf/misc-Add-Nitro-Secure-Module-driver/20230929-064844
base: char-misc/char-misc-testing
patch link: https://lore.kernel.org/r/20230928224645.19768-3-graf%40amazon.com
patch subject: [PATCH 2/2] hwrng: Add support for Nitro Secure Module
config: sparc-allyesconfig (https://download.01.org/0day-ci/archive/20230929/202309291132.Cr0muwNb-lkp@xxxxxxxxx/config)
compiler: sparc64-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20230929/202309291132.Cr0muwNb-lkp@xxxxxxxxx/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@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202309291132.Cr0muwNb-lkp@xxxxxxxxx/

All warnings (new ones prefixed by >>):

>> drivers/char/hw_random/nsm-rng.c:275:38: warning: 'nsm_id_table' defined but not used [-Wunused-const-variable=]
275 | static const struct virtio_device_id nsm_id_table[] = {
| ^~~~~~~~~~~~


vim +/nsm_id_table +275 drivers/char/hw_random/nsm-rng.c

274
> 275 static const struct virtio_device_id nsm_id_table[] = {
276 { VIRTIO_ID_NITRO_SEC_MOD, VIRTIO_DEV_ANY_ID },
277 { 0 },
278 };
279

--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki