Messages in this thread | | | Date | Mon, 19 Jul 2021 06:25:26 +0800 | From | kernel test robot <> | Subject | [linux-stable-rc:linux-5.4.y 4185/4210] drivers/net/wireless/intel/iwlwifi/fw/dbg.c:2484:6: warning: variable 'ret' set but not used |
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-5.4.y head: 6f04e8ca5355b84edfdd022f0bb4dc18200341ef commit: be8a3aecd21ae4769766ca6f1a88a1fbfbe2d148 [4185/4210] iwlwifi: dbg: don't abort if sending DBGC_SUSPEND_RESUME fails config: x86_64-randconfig-a015-20210718 (attached as .config) compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 5d5b08761f944d5b9822d582378333cc4b36a0a7) 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://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git/commit/?id=be8a3aecd21ae4769766ca6f1a88a1fbfbe2d148 git remote add linux-stable-rc https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git git fetch --no-tags linux-stable-rc linux-5.4.y git checkout be8a3aecd21ae4769766ca6f1a88a1fbfbe2d148 # 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 warnings (new ones prefixed by >>):
>> drivers/net/wireless/intel/iwlwifi/fw/dbg.c:2484:6: warning: variable 'ret' set but not used [-Wunused-but-set-variable] int ret = 0; ^ 1 warning generated.
vim +/ret +2484 drivers/net/wireless/intel/iwlwifi/fw/dbg.c
b721f5b1be18ae Shahar S Matityahu 2019-05-21 2479 be8a3aecd21ae4 Luca Coelho 2020-03-06 2480 void iwl_fw_dbg_stop_restart_recording(struct iwl_fw_runtime *fwrt, 576058330f2d24 Shahar S Matityahu 2019-05-19 2481 struct iwl_fw_dbg_params *params, 576058330f2d24 Shahar S Matityahu 2019-05-19 2482 bool stop) b721f5b1be18ae Shahar S Matityahu 2019-05-21 2483 { 576058330f2d24 Shahar S Matityahu 2019-05-19 @2484 int ret = 0;
:::::: The code at line 2484 was first introduced by commit :::::: 576058330f2d2403c93a66f48dfa98d90c6f7922 iwlwifi: dbg: support debug recording suspend resume command
:::::: TO: Shahar S Matityahu <shahar.s.matityahu@intel.com> :::::: CC: Luca Coelho <luciano.coelho@intel.com>
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