Hi Gustavo, kernel test robot noticed the following build errors: [auto build test ERROR on wireless-next/main] [also build test ERROR on wireless/main linus/master v6.11-rc2 next-20240809] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Gustavo-A-R-Silva/wifi-iwlwifi-mvm-Use-__counted_by-and-avoid-Wfamnae-warnings/20240810-103759 base: https://git.kernel.org/pub/scm/linux/kernel/git/wireless/wireless-next.git main patch link: https://lore.kernel.org/r/ZrZs5KL5Pz9tIinr%40cute patch subject: [PATCH v2][next] wifi: iwlwifi: mvm: Use __counted_by() and avoid -Wfamnae warnings config: sparc-allmodconfig (https://download.01.org/0day-ci/archive/20240811/202408110304.CRXk8u09-lkp@xxxxxxxxx/config) compiler: sparc64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240811/202408110304.CRXk8u09-lkp@xxxxxxxxx/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 <lkp@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202408110304.CRXk8u09-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): In file included from <command-line>: drivers/net/wireless/intel/iwlwifi/mvm/d3.c: In function 'iwl_mvm_gtk_rekey': >> include/linux/compiler_types.h:510:45: error: call to '__compiletime_assert_821' declared with attribute error: BUILD_BUG_ON failed: conf->keylen < WLAN_KEY_LEN_CCMP 510 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^ include/linux/compiler_types.h:491:25: note: in definition of macro '__compiletime_assert' 491 | prefix ## suffix(); \ | ^~~~~~ include/linux/compiler_types.h:510:9: note: in expansion of macro '_compiletime_assert' 510 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:50:9: note: in expansion of macro 'BUILD_BUG_ON_MSG' 50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) | ^~~~~~~~~~~~~~~~ drivers/net/wireless/intel/iwlwifi/mvm/d3.c:2148:9: note: in expansion of macro 'BUILD_BUG_ON' 2148 | BUILD_BUG_ON(conf->keylen < WLAN_KEY_LEN_CCMP); | ^~~~~~~~~~~~ >> include/linux/compiler_types.h:510:45: error: call to '__compiletime_assert_822' declared with attribute error: BUILD_BUG_ON failed: conf->keylen < WLAN_KEY_LEN_GCMP_256 510 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^ include/linux/compiler_types.h:491:25: note: in definition of macro '__compiletime_assert' 491 | prefix ## suffix(); \ | ^~~~~~ include/linux/compiler_types.h:510:9: note: in expansion of macro '_compiletime_assert' 510 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:50:9: note: in expansion of macro 'BUILD_BUG_ON_MSG' 50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) | ^~~~~~~~~~~~~~~~ drivers/net/wireless/intel/iwlwifi/mvm/d3.c:2149:9: note: in expansion of macro 'BUILD_BUG_ON' 2149 | BUILD_BUG_ON(conf->keylen < WLAN_KEY_LEN_GCMP_256); | ^~~~~~~~~~~~ vim +/__compiletime_assert_821 +510 include/linux/compiler_types.h eb5c2d4b45e3d2 Will Deacon 2020-07-21 496 eb5c2d4b45e3d2 Will Deacon 2020-07-21 497 #define _compiletime_assert(condition, msg, prefix, suffix) \ eb5c2d4b45e3d2 Will Deacon 2020-07-21 498 __compiletime_assert(condition, msg, prefix, suffix) eb5c2d4b45e3d2 Will Deacon 2020-07-21 499 eb5c2d4b45e3d2 Will Deacon 2020-07-21 500 /** eb5c2d4b45e3d2 Will Deacon 2020-07-21 501 * compiletime_assert - break build and emit msg if condition is false eb5c2d4b45e3d2 Will Deacon 2020-07-21 502 * @condition: a compile-time constant condition to check eb5c2d4b45e3d2 Will Deacon 2020-07-21 503 * @msg: a message to emit if condition is false eb5c2d4b45e3d2 Will Deacon 2020-07-21 504 * eb5c2d4b45e3d2 Will Deacon 2020-07-21 505 * In tradition of POSIX assert, this macro will break the build if the eb5c2d4b45e3d2 Will Deacon 2020-07-21 506 * supplied condition is *false*, emitting the supplied error message if the eb5c2d4b45e3d2 Will Deacon 2020-07-21 507 * compiler has support to do so. eb5c2d4b45e3d2 Will Deacon 2020-07-21 508 */ eb5c2d4b45e3d2 Will Deacon 2020-07-21 509 #define compiletime_assert(condition, msg) \ eb5c2d4b45e3d2 Will Deacon 2020-07-21 @510 _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) eb5c2d4b45e3d2 Will Deacon 2020-07-21 511 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki