Hi Richard,
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/Richard-Gobert/net-gso-add-HB... base: net-next/main patch link: https://lore.kernel.org/r/641157c0-f224-4910-874d-7906a48d914b%40gmail.com patch subject: [PATCH net-next 3/3] selftests/net: fix GRO coalesce test and add ext compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231223/202312231344.sWSs5PIk-lkp@i...)
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@intel.com | Closes: https://lore.kernel.org/oe-kbuild-all/202312231344.sWSs5PIk-lkp@intel.com/
All warnings (new ones prefixed by >>):
gro.c: In function 'add_ipv6_exthdr':
gro.c:600:13: warning: variable 'opt_len' set but not used [-Wunused-but-set-variable]
600 | int opt_len; | ^~~~~~~