linux-kernel - Re: [PATCH] Staging: rtl8712: rtl871x_security: fixed a camel case variable name coding style issue

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Message-ID: <202111222344.Sxq4F9KR-lkp@intel.com>
Date:   Mon, 22 Nov 2021 23:22:09 +0800
From:   kernel test robot <lkp@...el.com>
To:     Zoeb Mithaiwala <zoebm@...gle.com>, trivial@...nel.org
Cc:     llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
        linux-kernel@...r.kernel.org, linux-staging@...ts.linux.dev,
        Zoeb Mithaiwala <zoebm@...gle.com>
Subject: Re: [PATCH] Staging: rtl8712: rtl871x_security: fixed a camel case
 variable name coding style issue

Hi Zoeb,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on staging/staging-testing]

url:    https://github.com/0day-ci/linux/commits/Zoeb-Mithaiwala/Staging-rtl8712-rtl871x_security-fixed-a-camel-case-variable-name-coding-style-issue/20211120-160918
base:   https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging.git 1189d2fb15a4b09b2e8dd01d60a0817d985d933d
config: x86_64-randconfig-a015-20211121 (attached as .config)
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://github.com/0day-ci/linux/commit/8c1ab61206da180488d1d32547a73288052736cd
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Zoeb-Mithaiwala/Staging-rtl8712-rtl871x_security-fixed-a-camel-case-variable-name-coding-style-issue/20211120-160918
        git checkout 8c1ab61206da180488d1d32547a73288052736cd
        # save the attached .config to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash

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 >>):

>> drivers/staging/rtl8712/rtl871x_security.c:288:44: error: no member named 'n_bytes_in_m' in 'struct mic_data'; did you mean 'nbytes_in_m'?
           pmicdata->M |= ((u32)b) << (8 * pmicdata->n_bytes_in_m);
                                                     ^~~~~~~~~~~~
                                                     nbytes_in_m
   drivers/staging/rtl8712/rtl871x_security.h:195:7: note: 'nbytes_in_m' declared here
           u32  nbytes_in_m;      /* # bytes in M */
                ^
   1 error generated.


vim +288 drivers/staging/rtl8712/rtl871x_security.c

   284	
   285	static void secmicappendbyte(struct mic_data *pmicdata, u8 b)
   286	{
   287		/* Append the byte to our word-sized buffer */
 > 288		pmicdata->M |= ((u32)b) << (8 * pmicdata->n_bytes_in_m);
   289		pmicdata->nbytes_in_m++;
   290		/* Process the word if it is full. */
   291		if (pmicdata->nbytes_in_m >= 4) {
   292			pmicdata->L ^= pmicdata->M;
   293			pmicdata->R ^= ROL32(pmicdata->L, 17);
   294			pmicdata->L += pmicdata->R;
   295			pmicdata->R ^= ((pmicdata->L & 0xff00ff00) >> 8) |
   296				       ((pmicdata->L & 0x00ff00ff) << 8);
   297			pmicdata->L += pmicdata->R;
   298			pmicdata->R ^= ROL32(pmicdata->L, 3);
   299			pmicdata->L += pmicdata->R;
   300			pmicdata->R ^= ROR32(pmicdata->L, 2);
   301			pmicdata->L += pmicdata->R;
   302			/* Clear the buffer */
   303			pmicdata->M = 0;
   304			pmicdata->nbytes_in_m = 0;
   305		}
   306	}
   307	

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

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