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charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20260219130050.2390226-3-bjorn@kernel.org> Hi Björn, [This is a private test report for your RFC patch.] kernel test robot noticed the following build warnings: [auto build test WARNING on 37a93dd5c49b5fda807fd204edf2547c3493319c] url: https://github.com/intel-lab-lkp/linux/commits/Bj-rn-T-pel/ethtool-module-Define-CMIS-loopback-YAML-spec-and-UAPI/20260219-210654 base: 37a93dd5c49b5fda807fd204edf2547c3493319c patch link: https://lore.kernel.org/r/20260219130050.2390226-3-bjorn%40kernel.org patch subject: [RFC net-next 2/4] ethtool: module: Add CMIS loopback GET/SET support config: s390-allmodconfig (https://download.01.org/0day-ci/archive/20260220/202602201104.2XiB2Zfo-lkp@intel.com/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/20260220/202602201104.2XiB2Zfo-lkp@intel.com/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 | Closes: https://lore.kernel.org/oe-kbuild-all/202602201104.2XiB2Zfo-lkp@intel.com/ All warnings (new ones prefixed by >>): >> net/ethtool/module.c:88:2: warning: label at end of compound statement is a C23 extension [-Wc23-extensions] 88 | } | ^ 1 warning generated. vim +88 net/ethtool/module.c 76 77 static bool module_is_cmis(u8 phys_id) 78 { 79 switch (phys_id) { 80 case SFF8024_ID_QSFP_DD: 81 case SFF8024_ID_OSFP: 82 case SFF8024_ID_DSFP: 83 case SFF8024_ID_QSFP_PLUS_CMIS: 84 case SFF8024_ID_SFP_DD_CMIS: 85 case SFF8024_ID_SFP_PLUS_CMIS: 86 return true; 87 default: > 88 } 89 return false; 90 } 91 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki