[hare-scsi-devel:auth.v4 6/11] drivers/nvme/host/auth.c:647:6: warning: no previous prototype for 'nvme_auth_free'

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/hare/scsi-devel.git auth.v4
head:   d22f44dbe36eb82041e9e28db6a767c55c8d790e
commit: d66b27a87d6a66eb707dd21d4c9f4efc6c6f2599 [6/11] nvme: Implement In-Band authentication
config: nios2-allyesconfig (attached as .config)
compiler: nios2-linux-gcc (GCC) 10.3.0
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://git.kernel.org/pub/scm/linux/kernel/git/hare/scsi-devel.git/commit/?id=d66b27a87d6a66eb707dd21d4c9f4efc6c6f2599
        git remote add hare-scsi-devel https://git.kernel.org/pub/scm/linux/kernel/git/hare/scsi-devel.git
        git fetch --no-tags hare-scsi-devel auth.v4
        git checkout d66b27a87d6a66eb707dd21d4c9f4efc6c6f2599
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-10.3.0 make.cross ARCH=nios2 

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

All warnings (new ones prefixed by >>):

   drivers/nvme/host/auth.c:440:5: warning: no previous prototype for 'nvme_auth_select_hash' [-Wmissing-prototypes]
     440 | int nvme_auth_select_hash(struct nvme_ctrl *ctrl,
         |     ^~~~~~~~~~~~~~~~~~~~~
   drivers/nvme/host/auth.c:591:5: warning: no previous prototype for 'nvme_auth_generate_key' [-Wmissing-prototypes]
     591 | int nvme_auth_generate_key(struct nvme_ctrl *ctrl,
         |     ^~~~~~~~~~~~~~~~~~~~~~
>> drivers/nvme/host/auth.c:647:6: warning: no previous prototype for 'nvme_auth_free' [-Wmissing-prototypes]
     647 | void nvme_auth_free(struct nvme_dhchap_context *chap)
         |      ^~~~~~~~~~~~~~


vim +/nvme_auth_free +647 drivers/nvme/host/auth.c

   646	
 > 647	void nvme_auth_free(struct nvme_dhchap_context *chap)
   648	{
   649		if (chap->shash_tfm)
   650			crypto_free_shash(chap->shash_tfm);
   651		if (chap->key)
   652			kfree(chap->key);
   653		if (chap->ctrl_key)
   654			kfree(chap->ctrl_key);
   655		if (chap->host_key)
   656			kfree(chap->host_key);
   657		if (chap->sess_key)
   658			kfree(chap->sess_key);
   659		kfree(chap);
   660	}
   661	

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

Attachment: .config.gz
Description: application/gzip