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Date:   Tue, 12 Jan 2021 13:11:42 +0800
From:   kernel test robot <>
To:     Thara Gopinath <>,,,
Subject: Re: [PATCH v2 1/6] drivers: crypto: qce: sha: Restore/save ahash
 state with custom struct in export/import

Hi Thara,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on cryptodev/master]
[also build test WARNING on crypto/master v5.11-rc3 next-20210111]
[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]

base: master
config: xtensa-allyesconfig (attached as .config)
compiler: xtensa-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
        wget -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git remote add linux-review
        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=gcc-9.3.0 make.cross ARCH=xtensa 

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

All warnings (new ones prefixed by >>):

   drivers/crypto/qce/sha.c: In function 'qce_ahash_import':
>> drivers/crypto/qce/sha.c:166:45: warning: initialization discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers]
     166 |  struct qce_sha_saved_state *import_state = in;
         |                                             ^~

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

   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;
   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);
   178		return 0;
   179	}

0-DAY CI Kernel Test Service, Intel Corporation

Download attachment ".config.gz" of type "application/gzip" (67043 bytes)

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