linux-kernel - Re: [PATCH v4 2/4] crypto: support rsa-pss encoding

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Date:   Thu, 8 Apr 2021 21:12:33 +0800
From:   kernel test robot <lkp@...el.com>
To:     Hongbo Li <herbert.tencent@...il.com>, keyrings@...r.kernel.org,
        linux-crypto@...r.kernel.org, herbert@...dor.apana.org.au,
        dhowells@...hat.com, zohar@...ux.ibm.com, jarkko@...nel.org,
        herberthbli@...cent.com
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
        linux-integrity@...r.kernel.org, herbert.tencent@...il.com
Subject: Re: [PATCH v4 2/4] crypto: support rsa-pss encoding

Hi Hongbo,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on cryptodev/master]
[also build test ERROR on crypto/master security/next-testing linus/master v5.12-rc6 next-20210407]
[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/Hongbo-Li/crypto-add-rsa-pss-support-for-x509/20210407-214446
base:   https://git.kernel.org/pub/scm/linux/kernel/git/herbert/cryptodev-2.6.git master
config: x86_64-randconfig-a006-20210408 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
        # https://github.com/0day-ci/linux/commit/16672847d0bd803ad40d0b2065125645c082585a
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Hongbo-Li/crypto-add-rsa-pss-support-for-x509/20210407-214446
        git checkout 16672847d0bd803ad40d0b2065125645c082585a
        # save the attached .config to linux build tree
        make W=1 ARCH=x86_64 

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

All errors (new ones prefixed by >>):

   ld: crypto/rsa_helper.o: in function `rsa_get_pss_hash':
>> crypto/rsa_helper.c:161: undefined reference to `look_up_OID'
   ld: crypto/rsa_helper.o: in function `rsa_get_pss_mgf':
   crypto/rsa_helper.c:195: undefined reference to `look_up_OID'
   ld: crypto/rsa_helper.o: in function `rsa_get_pss_mgf_hash':
   crypto/rsa_helper.c:212: undefined reference to `look_up_OID'


vim +161 crypto/rsa_helper.c

   151	
   152	int rsa_get_pss_hash(void *context, size_t hdrlen, unsigned char tag,
   153			     const void *value, size_t vlen)
   154	{
   155		struct rsa_pss_ctx *ctx = context;
   156		enum OID oid;
   157	
   158		if (!value || !vlen)
   159			return -EINVAL;
   160	
 > 161		oid = look_up_OID(value, vlen);
   162		switch (oid) {
   163		case OID_sha1:
   164			ctx->hash_algo = "sha1";
   165			break;
   166		case OID_sha224:
   167			ctx->hash_algo = "sha224";
   168			break;
   169		case OID_sha256:
   170			ctx->hash_algo = "sha256";
   171			break;
   172		case OID_sha384:
   173			ctx->hash_algo = "sha384";
   174			break;
   175		case OID_sha512:
   176			ctx->hash_algo = "sha512";
   177			break;
   178		default:
   179			return -ENOPKG;
   180	
   181		}
   182	
   183		return 0;
   184	}
   185	

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

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