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SubjectRe: [PATCH v3 3/6] staging: r8188eu: add error handling of rtw_read8
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On 8/25/21 3:51 PM, Dan Carpenter wrote:
> On Wed, Aug 25, 2021 at 03:17:06PM +0300, Pavel Skripkin wrote:
>> On 8/25/21 3:05 PM, kernel test robot wrote:
>> > Hi Pavel,
>> >
>> > 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/Pavel-Skripkin/staging-r8188eu-remove-read-write-_macreg/20210824-162756
>> > base: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging.git 093991aaadf0fbb34184fa37a46e7a157da3f386
>> > config: arm-buildonly-randconfig-r001-20210825 (attached as .config)
>> > compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project ea08c4cd1c0869ec5024a8bb3f5cdf06ab03ae83)
>> > 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 arm cross compiling tool for clang build
>> > # apt-get install 11.1.1
>> > # https://github.com/0day-ci/linux/commit/d4e4bbed4e59df37967086f60fe92cb1b4504d37
>> > git remote add linux-review https://github.com/0day-ci/linux
>> > git fetch --no-tags linux-review Pavel-Skripkin/staging-r8188eu-remove-read-write-_macreg/20210824-162756
>> > git checkout d4e4bbed4e59df37967086f60fe92cb1b4504d37
>> > # save the attached .config to linux build tree
>> > mkdir build_dir
>> > COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross O=build_dir ARCH=arm SHELL=/bin/bash drivers/staging/r8188eu/
>> >
>> > 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/staging/r8188eu/hal/usb_halinit.c:2022:3: error: expected expression
>> > u8 tmp;
>> > ^
>> > 1 error generated.
>> >
>> > Kconfig warnings: (for reference only)
>> > WARNING: unmet direct dependencies detected for QCOM_SCM
>> > Depends on (ARM || ARM64) && HAVE_ARM_SMCCC
>> > Selected by
>> > - ARM_QCOM_SPM_CPUIDLE && CPU_IDLE && (ARM || ARM64) && (ARCH_QCOM || COMPILE_TEST && !ARM64 && MMU
>> >
>> >
>>
>> We need to fix Kconfig, ok, I will take a look at it later
>>
>
> This is not related to your patch. Ignore it.
>
>
>> > vim +2022 drivers/staging/r8188eu/hal/usb_halinit.c
>> >
>>
>> > 2020 case HW_VAR_BCN_VALID:
>> > 2021 /* BCN_VALID, BIT(16) of REG_TDECTRL = BIT(0) of REG_TDECTRL+2, write 1 to clear, Clear by sw */
>> > > 2022 u8 tmp;
>>
>> Hm, I don't know anything about ARM compilers, so should I wrap this code
>> block with {}?
>
> Yep.
>
>>
>> My local gcc 11.1.1 (x86_64) does not produce any warnings/errors
>>
>
> You should figure out whats up with that because it shouldn't compile
> with the gcc options that the kernel uses.
>

AFAIK, at least 2 guys except me in this CC list compiled my series
without errors/warnings. Maybe, staging tree is missing some Makefile
updates?


I'll resend series this evening anyway, but this is strange....



With regards,
Pavel Skripkin

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