Hi John, [auto build test WARNING on v4.3-rc6 -- if it's inappropriate base, please suggest rules for selecting the more suitable base]
url: https://github.com/0day-ci/linux/commits/John-W-Linville/geneve-implement-support-for-IPv6-based-tunnels/20151020-232128 config: x86_64-randconfig-a0-10210538 (attached as .config) reproduce: # save the attached .config to linux build tree make ARCH=x86_64 All warnings (new ones prefixed by >>): In file included from include/linux/linkage.h:4:0, from include/linux/kernel.h:6, from drivers/net/geneve.c:13: drivers/net/geneve.c: In function 'geneve_rx': drivers/net/geneve.c:239:6: error: 'ip6h' undeclared (first use in this function) if (ip6h) ^ include/linux/compiler.h:147:28: note: in definition of macro '__trace_if' if (__builtin_constant_p((cond)) ? !!(cond) : \ ^ >> drivers/net/geneve.c:239:2: note: in expansion of macro 'if' if (ip6h) ^ drivers/net/geneve.c:239:6: note: each undeclared identifier is reported only once for each function it appears in if (ip6h) ^ include/linux/compiler.h:147:28: note: in definition of macro '__trace_if' if (__builtin_constant_p((cond)) ? !!(cond) : \ ^ >> drivers/net/geneve.c:239:2: note: in expansion of macro 'if' if (ip6h) ^ vim +/if +239 drivers/net/geneve.c 223 skb_reset_mac_header(skb); 224 skb_scrub_packet(skb, !net_eq(geneve->net, dev_net(geneve->dev))); 225 skb->protocol = eth_type_trans(skb, geneve->dev); 226 skb_postpull_rcsum(skb, eth_hdr(skb), ETH_HLEN); 227 228 if (tun_dst) 229 skb_dst_set(skb, &tun_dst->dst); 230 231 /* Ignore packet loops (and multicast echo) */ 232 if (ether_addr_equal(eth_hdr(skb)->h_source, geneve->dev->dev_addr)) 233 goto drop; 234 235 skb_reset_network_header(skb); 236 237 if (iph) 238 err = IP_ECN_decapsulate(iph, skb); > 239 if (ip6h) 240 err = IP6_ECN_decapsulate(ip6h, skb); 241 242 if (unlikely(err)) { 243 if (log_ecn_error) { 244 if (iph) 245 net_info_ratelimited("non-ECT from %pI4 " 246 "with TOS=%#x\n", 247 &iph->saddr, iph->tos); --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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