tree: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging.git staging-testing head: 5b4f167ef3555ec4c334a8dc89c1b44bb2c6bff5 commit: e83e5dbbf4b79255cbda59522f8bcbda50d26f56 [373/409] staging: rtl8188eu: remove all DBG_88E calls from core/rtw_mlme_ext.c config: mips-allyesconfig (attached as .config) compiler: mips-linux-gcc (GCC) 9.3.0 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://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging.git/commit/?id=e83e5dbbf4b79255cbda59522f8bcbda50d26f56 git remote add staging https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging.git git fetch --no-tags staging staging-testing git checkout e83e5dbbf4b79255cbda59522f8bcbda50d26f56 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=mips If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All warnings (new ones prefixed by >>): drivers/staging/rtl8188eu/core/rtw_mlme_ext.c: In function 'send_beacon': >> drivers/staging/rtl8188eu/core/rtw_mlme_ext.c:1771:6: warning: variable 'passing_time' set but not used [-Wunused-but-set-variable] 1771 | u32 passing_time; | ^~~~~~~~~~~~ drivers/staging/rtl8188eu/core/rtw_mlme_ext.c: In function 'OnAssocReq': >> drivers/staging/rtl8188eu/core/rtw_mlme_ext.c:2759:16: warning: variable 'reassoc' set but not used [-Wunused-but-set-variable] 2759 | unsigned char reassoc, *p, *pos, *wpa_ie; | ^~~~~~~ drivers/staging/rtl8188eu/core/rtw_mlme_ext.c: In function 'OnAction_back': >> drivers/staging/rtl8188eu/core/rtw_mlme_ext.c:3400:30: warning: variable 'reason_code' set but not used [-Wunused-but-set-variable] 3400 | unsigned short tid, status, reason_code = 0; | ^~~~~~~~~~~ vim +/passing_time +1771 drivers/staging/rtl8188eu/core/rtw_mlme_ext.c 7b464c9fa5cc27 Larry Finger 2013-08-21 1764 4e102344534354 Luca Ceresoli 2015-06-12 1765 unsigned int send_beacon(struct adapter *padapter) 4e102344534354 Luca Ceresoli 2015-06-12 1766 { 4e102344534354 Luca Ceresoli 2015-06-12 1767 u8 bxmitok = false; 4e102344534354 Luca Ceresoli 2015-06-12 1768 int issue = 0; 4e102344534354 Luca Ceresoli 2015-06-12 1769 int poll = 0; ed73749426deb2 Rémy Oudompheng 2015-11-02 1770 unsigned long start = jiffies; 0b4d1d0da7e16f Michael Straube 2020-01-18 @1771 u32 passing_time; 4e102344534354 Luca Ceresoli 2015-06-12 1772 4e102344534354 Luca Ceresoli 2015-06-12 1773 rtw_hal_set_hwreg(padapter, HW_VAR_BCN_VALID, NULL); 4e102344534354 Luca Ceresoli 2015-06-12 1774 do { 4e102344534354 Luca Ceresoli 2015-06-12 1775 issue_beacon(padapter, 100); 4e102344534354 Luca Ceresoli 2015-06-12 1776 issue++; 4e102344534354 Luca Ceresoli 2015-06-12 1777 do { 4e102344534354 Luca Ceresoli 2015-06-12 1778 yield(); 4e102344534354 Luca Ceresoli 2015-06-12 1779 rtw_hal_get_hwreg(padapter, HW_VAR_BCN_VALID, (u8 *)(&bxmitok)); 4e102344534354 Luca Ceresoli 2015-06-12 1780 poll++; 4e102344534354 Luca Ceresoli 2015-06-12 1781 } while ((poll % 10) != 0 && !bxmitok && !padapter->bSurpriseRemoved && !padapter->bDriverStopped); 4e102344534354 Luca Ceresoli 2015-06-12 1782 } while (!bxmitok && issue < 100 && !padapter->bSurpriseRemoved && !padapter->bDriverStopped); 4e102344534354 Luca Ceresoli 2015-06-12 1783 4e102344534354 Luca Ceresoli 2015-06-12 1784 if (padapter->bSurpriseRemoved || padapter->bDriverStopped) 4e102344534354 Luca Ceresoli 2015-06-12 1785 return _FAIL; e83e5dbbf4b792 Phillip Potter 2021-06-15 1786 if (!bxmitok) 4e102344534354 Luca Ceresoli 2015-06-12 1787 return _FAIL; 0b4d1d0da7e16f Michael Straube 2020-01-18 1788 passing_time = jiffies_to_msecs(jiffies - start); 7b464c9fa5cc27 Larry Finger 2013-08-21 1789 4e102344534354 Luca Ceresoli 2015-06-12 1790 return _SUCCESS; 4e102344534354 Luca Ceresoli 2015-06-12 1791 } 7b464c9fa5cc27 Larry Finger 2013-08-21 1792 :::::: The code at line 1771 was first introduced by commit :::::: 0b4d1d0da7e16f6faa572a8c7f865ff82e097819 staging: rtl8188eu: remove else after break or return :::::: TO: Michael Straube <straube.linux@xxxxxxxxx> :::::: CC: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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