Hi Archie, url: https://github.com/0day-ci/linux/commits/Archie-Pusaka/MSFT-offloading-support-for-advertisement-monitor/20201215-163858 base: https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git master config: i386-randconfig-m021-20201215 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> Reported-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx> smatch warnings: net/bluetooth/msft.h:45 msft_remove_monitor() warn: signedness bug returning '(-95)' vim +45 net/bluetooth/msft.h d8ca4cbc63c57c8 Archie Pusaka 2020-12-15 41 static inline bool msft_remove_monitor(struct hci_dev *hdev, ^^^^ d8ca4cbc63c57c8 Archie Pusaka 2020-12-15 42 struct adv_monitor *monitor, d8ca4cbc63c57c8 Archie Pusaka 2020-12-15 43 u16 handle) d8ca4cbc63c57c8 Archie Pusaka 2020-12-15 44 { d8ca4cbc63c57c8 Archie Pusaka 2020-12-15 @45 return -EOPNOTSUPP; ^^^^^^^^^^^^^^^^^^^ change this to return false? d8ca4cbc63c57c8 Archie Pusaka 2020-12-15 46 } --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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