[kbuild-all] [congwang:sch_bpf 2/3] net/sched/sch_bpf.c:549:31: error: unused variable 'q'

tree: https://github.com/congwang/linux.git sch_bpf head: f69c4127564dd6abacf52f9e5e2479de874493d9 commit: 0aa368fdb9976ab79a7764d425ba69a6b578271b [2/3] net_sched: introduce eBPF based Qdisc config: m68k-allmodconfig (attached as .config) compiler: m68k-linux-gcc (GCC) 11.2.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://github.com/congwang/linux/commit/0aa368fdb9976ab79a7764d425ba69a6... git remote add congwang https://github.com/congwang/linux.git git fetch --no-tags congwang sch_bpf git checkout 0aa368fdb9976ab79a7764d425ba69a6b578271b # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=m68k If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): net/sched/sch_bpf.c: In function 'sch_bpf_dump_class_stats': 549 | struct sch_bpf_qdisc *q = qdisc_priv(sch); | ^ cc1: all warnings being treated as errors vim +/q +549 net/sched/sch_bpf.c 544 545 static int 546 sch_bpf_dump_class_stats(struct Qdisc *sch, unsigned long arg, struct gnet_dump *d) 547 { 548 struct sch_bpf_class *cl = (struct sch_bpf_class *)arg; 550 struct gnet_stats_queue qs = { 551 .drops = cl->drops, 552 .overlimits = cl->overlimits, 553 }; 554 __u32 qlen = 0; 555 556 if (cl->qdisc) 557 qdisc_qstats_qlen_backlog(cl->qdisc, &qlen, &qs.backlog); 558 else 559 qlen = 0; 560 561 if (gnet_stats_copy_basic(qdisc_root_sleeping_running(sch), 562 d, NULL, &cl->bstats) < 0 || 563 gnet_stats_copy_queue(d, NULL, &qs, qlen) < 0) 564 return -1; 565 return 0; 566 } 567 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org