Re: [PATCH v2 1/6] drivers: crypto: qce: sha: Restore/save ahash state with custom struct in export/import

From: kernel test robot <lkp@intel.com>
To: Thara Gopinath <thara.gopinath@linaro.org>,
	herbert@gondor.apana.org.au, davem@davemloft.net,
	bjorn.andersson@linaro.org
Cc: kbuild-all@lists.01.org, clang-built-linux@googlegroups.com,
	ebiggers@google.com, ardb@kernel.org, sivaprak@codeaurora.org,
	linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 1/6] drivers: crypto: qce: sha: Restore/save ahash state with custom struct in export/import
Date: Wed, 13 Jan 2021 17:08:14 +0800	[thread overview]
Message-ID: <202101131715.TlYDe8n0-lkp@intel.com> (raw)
In-Reply-To: <20210112030545.669480-2-thara.gopinath@linaro.org>

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Hi Thara,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on cryptodev/master]
[also build test ERROR on crypto/master v5.11-rc3 next-20210113]
[cannot apply to sparc-next/master]
[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/Thara-Gopinath/Regression-fixes-clean-ups-in-the-Qualcomm-crypto-engine-driver/20210112-111157
base:   https://git.kernel.org/pub/scm/linux/kernel/git/herbert/cryptodev-2.6.git master
config: x86_64-randconfig-a013-20210113 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project 68ff52ffead2ba25cca442778ab19286000daad7)
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
        # install x86_64 cross compiling tool for clang build
        # apt-get install binutils-x86-64-linux-gnu
        # https://github.com/0day-ci/linux/commit/b7360d9135da2031f189ad275a4d7765966ac93e
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Thara-Gopinath/Regression-fixes-clean-ups-in-the-Qualcomm-crypto-engine-driver/20210112-111157
        git checkout b7360d9135da2031f189ad275a4d7765966ac93e
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 

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

All errors (new ones prefixed by >>):

>> drivers/crypto/qce/sha.c:166:30: error: initializing 'struct qce_sha_saved_state *' with an expression of type 'const void *' discards qualifiers [-Werror,-Wincompatible-pointer-types-discards-qualifiers]
           struct qce_sha_saved_state *import_state = in;
                                       ^              ~~
   1 error generated.

vim +166 drivers/crypto/qce/sha.c

   162	
   163	static int qce_ahash_import(struct ahash_request *req, const void *in)
   164	{
   165		struct qce_sha_reqctx *rctx = ahash_request_ctx(req);
 > 166		struct qce_sha_saved_state *import_state = in;
   167	
   168		memset(rctx, 0, sizeof(*rctx));
   169		rctx->count = import_state->count;
   170		rctx->buflen = import_state->pending_buflen;
   171		rctx->first_blk = import_state->first_blk;
   172		rctx->flags = import_state->flags;
   173		memcpy(rctx->buf, import_state->pending_buf, rctx->buflen);
   174		memcpy(rctx->digest, import_state->partial_digest,
   175		       sizeof(rctx->digest));
   176		memcpy(rctx->byte_count, import_state->byte_count, 2);
   177	
   178		return 0;
   179	}
   180	

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

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