Hi Ahmed, kernel test robot noticed the following build warnings:
[auto build test WARNING on net-next/main] url: https://github.com/intel-lab-lkp/linux/commits/Ahmed-Zaki/net-napi-add-irq_flags-to-napi-struct/20241219-010125 base: net-next/main patch link: https://lore.kernel.org/r/20241218165843.744647-5-ahmed.zaki%40intel.com patch subject: [Intel-wired-lan] [PATCH net-next v2 4/8] net: napi: add CPU affinity to napi->config config: arm-randconfig-001-20241219 (https://download.01.org/0day-ci/archive/20241219/[email protected]/config) compiler: clang version 18.1.8 (https://github.com/llvm/llvm-project 3b5b5c1ec4a3095ab096dd780e84d7ab81f3d7ff) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241219/[email protected]/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <[email protected]> | Closes: https://lore.kernel.org/oe-kbuild-all/[email protected]/ All warnings (new ones prefixed by >>): net/core/dev.c:6716:6: warning: unused variable 'rc' [-Wunused-variable] 6716 | int rc; | ^~ net/core/dev.c:6746:7: warning: unused variable 'rc' [-Wunused-variable] 6746 | int rc; | ^~ >> net/core/dev.c:6766:7: warning: variable 'glue_created' is uninitialized >> when used here [-Wuninitialized] 6766 | if (!glue_created && flags & NAPIF_IRQ_AFFINITY) { | ^~~~~~~~~~~~ net/core/dev.c:6745:19: note: initialize the variable 'glue_created' to silence this warning 6745 | bool glue_created; | ^ | = 0 3 warnings generated. vim +/glue_created +6766 net/core/dev.c 6765 > 6766 if (!glue_created && flags & NAPIF_IRQ_AFFINITY) { 6767 glue = kzalloc(sizeof(*glue), GFP_KERNEL); 6768 if (!glue) 6769 return; 6770 glue->notify.notify = netif_irq_cpu_rmap_notify; 6771 glue->notify.release = netif_napi_affinity_release; 6772 glue->data = napi; 6773 glue->rmap = NULL; 6774 napi->irq_flags |= NAPIF_IRQ_NORMAP; 6775 } 6776 } 6777 EXPORT_SYMBOL(netif_napi_set_irq); 6778 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
