Hi Pablo, [auto build test results on v4.3-rc3 -- if it's inappropriate base, please ignore] config: m68k-sun3_defconfig (attached as .config) reproduce: wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross git checkout d383b8e3373d12fd234b15f30bdd87b4d2dfc22a # save the attached .config to linux build tree make.cross ARCH=m68k Note: it may well be a FALSE warning. FWIW you are at least aware of it now. http://gcc.gnu.org/wiki/Better_Uninitialized_Warnings All warnings (new ones prefixed by >>): net/netfilter/nfnetlink_queue_core.c: In function '__nfqnl_enqueue_packet.constprop': >> net/netfilter/nfnetlink_queue_core.c:518:18: warning: 'nfq_ct' may be used uninitialized in this function [-Wmaybe-uninitialized] if (ct && nfq_ct->build(skb, ct, ctinfo, NFQA_CT, NFQA_CT_INFO) < 0) ^ net/netfilter/nfnetlink_queue_core.c:316:22: note: 'nfq_ct' was declared here struct nfq_ct_hook *nfq_ct; ^ vim +/nfq_ct +518 net/netfilter/nfnetlink_queue_core.c 502 struct nfqnl_msg_packet_timestamp ts; 503 struct timeval tv = ktime_to_timeval(entskb->tstamp); 504 ts.sec = cpu_to_be64(tv.tv_sec); 505 ts.usec = cpu_to_be64(tv.tv_usec); 506 507 if (nla_put(skb, NFQA_TIMESTAMP, sizeof(ts), &ts)) 508 goto nla_put_failure; 509 } 510 511 if ((queue->flags & NFQA_CFG_F_UID_GID) && entskb->sk && 512 nfqnl_put_sk_uidgid(skb, entskb->sk) < 0) 513 goto nla_put_failure; 514 515 if (seclen && nla_put(skb, NFQA_SECCTX, seclen, secdata)) 516 goto nla_put_failure; 517 > 518 if (ct && nfq_ct->build(skb, ct, ctinfo, NFQA_CT, NFQA_CT_INFO) < 0) 519 goto nla_put_failure; 520 521 if (cap_len > data_len && 522 nla_put_be32(skb, NFQA_CAP_LEN, htonl(cap_len))) 523 goto nla_put_failure; 524 525 if (nfqnl_put_packet_info(skb, entskb, csum_verify)) 526 goto nla_put_failure; --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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