[hare-scsi-devel:auth.v2 11/15] drivers/nvme/target/fabrics-cmd-auth.c:111:7: error: implicit declaration of function 'nvmet_auth_ctrl_sesskey'; did you mean 'nvmet_auth_ctrl_hash'?

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/hare/scsi-devel.git auth.v2
head:   a9934e3c1c89f0bdcf74245205d986814767ecc1
commit: a876cfbcaec5bcc2f2e0362af0d775c23198896c [11/15] nvmet-auth: Diffie-Hellman key exchange support
config: sh-allmodconfig (attached as .config)
compiler: sh4-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=a876cfbcaec5bcc2f2e0362af0d775c23198896c
        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.v2
        git checkout a876cfbcaec5bcc2f2e0362af0d775c23198896c
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-10.3.0 make.cross ARCH=sh 

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

All error/warnings (new ones prefixed by >>):

   drivers/nvme/target/fabrics-cmd-auth.c: In function 'nvmet_auth_reply':
>> drivers/nvme/target/fabrics-cmd-auth.c:111:7: error: implicit declaration of function 'nvmet_auth_ctrl_sesskey'; did you mean 'nvmet_auth_ctrl_hash'? [-Werror=implicit-function-declaration]
     111 |   if (nvmet_auth_ctrl_sesskey(req, data->rval + 2 * data->hl,
         |       ^~~~~~~~~~~~~~~~~~~~~~~
         |       nvmet_auth_ctrl_hash
   drivers/nvme/target/fabrics-cmd-auth.c: In function 'nvmet_auth_challenge':
>> drivers/nvme/target/fabrics-cmd-auth.c:348:9: error: implicit declaration of function 'nvmet_auth_ctrl_exponential' [-Werror=implicit-function-declaration]
     348 |   ret = nvmet_auth_ctrl_exponential(req, data->cval + data->hl,
         |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~
   cc1: some warnings being treated as errors
--
>> drivers/nvme/target/auth.c:378:5: warning: no previous prototype for 'nvmet_auth_ctrl_exponential' [-Wmissing-prototypes]
     378 | int nvmet_auth_ctrl_exponential(struct nvmet_req *req,
         |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/nvme/target/auth.c:403:5: warning: no previous prototype for 'nvmet_auth_ctrl_sesskey' [-Wmissing-prototypes]
     403 | int nvmet_auth_ctrl_sesskey(struct nvmet_req *req,
         |     ^~~~~~~~~~~~~~~~~~~~~~~

Kconfig warnings: (for reference only)
   WARNING: unmet direct dependencies detected for SND_ATMEL_SOC_PDC
   Depends on SOUND && !UML && SND && SND_SOC && SND_ATMEL_SOC && HAS_DMA
   Selected by
   - SND_ATMEL_SOC_SSC && SOUND && !UML && SND && SND_SOC && SND_ATMEL_SOC
   - SND_ATMEL_SOC_SSC_PDC && SOUND && !UML && SND && SND_SOC && SND_ATMEL_SOC && ATMEL_SSC


vim +111 drivers/nvme/target/fabrics-cmd-auth.c

    94	
    95	static u16 nvmet_auth_reply(struct nvmet_req *req, void *d)
    96	{
    97		struct nvmet_ctrl *ctrl = req->sq->ctrl;
    98		struct nvmf_auth_dhchap_reply_data *data = d;
    99		int hash_len = crypto_shash_digestsize(ctrl->shash_tfm);
   100		u8 *response;
   101	
   102		pr_debug("%s: ctrl %d qid %d: data hl %d cvalid %d dhvlen %d\n",
   103			 __func__, ctrl->cntlid, req->sq->qid,
   104			 data->hl, data->cvalid, data->dhvlen);
   105		if (data->hl != hash_len)
   106			return NVME_AUTH_DHCHAP_FAILURE_INCORRECT_PAYLOAD;
   107	
   108		if (data->dhvlen) {
   109			if (!ctrl->dh_tfm)
   110				return NVME_AUTH_DHCHAP_FAILURE_INCORRECT_PAYLOAD;
 > 111			if (nvmet_auth_ctrl_sesskey(req, data->rval + 2 * data->hl,
   112						    data->dhvlen) < 0)
   113				return NVME_AUTH_DHCHAP_FAILURE_DHGROUP_UNUSABLE;
   114		}
   115	
   116		response = kmalloc(data->hl, GFP_KERNEL);
   117		if (!response)
   118			return NVME_AUTH_DHCHAP_FAILURE_FAILED;
   119	
   120		if (nvmet_auth_host_hash(req, response, data->hl) < 0) {
   121			pr_debug("ctrl %d qid %d DH-HMAC-CHAP hash failed\n",
   122				 ctrl->cntlid, req->sq->qid);
   123			kfree(response);
   124			return NVME_AUTH_DHCHAP_FAILURE_FAILED;
   125		}
   126	
   127		if (memcmp(data->rval, response, data->hl)) {
   128			pr_info("ctrl %d qid %d DH-HMAC-CHAP response mismatch\n",
   129				ctrl->cntlid, req->sq->qid);
   130			kfree(response);
   131			return NVME_AUTH_DHCHAP_FAILURE_FAILED;
   132		}
   133		kfree(response);
   134		pr_info("ctrl %d qid %d DH-HMAC-CHAP host authenticated\n",
   135			ctrl->cntlid, req->sq->qid);
   136		if (data->cvalid) {
   137			req->sq->dhchap_c2 = kmalloc(data->hl, GFP_KERNEL);
   138			if (!req->sq->dhchap_c2)
   139				return NVME_AUTH_DHCHAP_FAILURE_FAILED;
   140			memcpy(req->sq->dhchap_c2, data->rval + data->hl, data->hl);
   141	
   142			pr_debug("ctrl %d qid %d challenge %*ph\n",
   143				 ctrl->cntlid, req->sq->qid, data->hl,
   144				 req->sq->dhchap_c2);
   145			req->sq->dhchap_s2 = le32_to_cpu(data->seqnum);
   146		} else
   147			req->sq->dhchap_c2 = NULL;
   148	
   149		return 0;
   150	}
   151	

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

Attachment: .config.gz
Description: application/gzip