tree: https://git.kernel.org/pub/scm/linux/kernel/git/pablo/nf-next.git master head: 7844629488fd1489d19a08ce25a51e03e69834a7 commit: 7844629488fd1489d19a08ce25a51e03e69834a7 [54/54] Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next config: ia64-allmodconfig (attached as .config) compiler: ia64-linux-gcc (GCC) 7.2.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross git checkout 7844629488fd1489d19a08ce25a51e03e69834a7 # save the attached .config to linux build tree make.cross ARCH=ia64 All errors (new ones prefixed by >>): net//netfilter/nf_flow_table.c: In function 'nf_flow_table_iterate': >> net//netfilter/nf_flow_table.c:196:6: error: void value not ignored as it ought to be err = rhashtable_walk_start(&hti); ^ net//netfilter/nf_flow_table.c: In function 'nf_flow_offload_work_gc': net//netfilter/nf_flow_table.c:244:6: error: void value not ignored as it ought to be err = rhashtable_walk_start(&hti); ^ vim +196 net//netfilter/nf_flow_table.c 43aa1d78 Pablo Neira Ayuso 2018-01-07 185 43aa1d78 Pablo Neira Ayuso 2018-01-07 186 int nf_flow_table_iterate(struct nf_flowtable *flow_table, 43aa1d78 Pablo Neira Ayuso 2018-01-07 187 void (*iter)(struct flow_offload *flow, void *data), 43aa1d78 Pablo Neira Ayuso 2018-01-07 188 void *data) 43aa1d78 Pablo Neira Ayuso 2018-01-07 189 { 43aa1d78 Pablo Neira Ayuso 2018-01-07 190 struct flow_offload_tuple_rhash *tuplehash; 43aa1d78 Pablo Neira Ayuso 2018-01-07 191 struct rhashtable_iter hti; 43aa1d78 Pablo Neira Ayuso 2018-01-07 192 struct flow_offload *flow; 43aa1d78 Pablo Neira Ayuso 2018-01-07 193 int err; 43aa1d78 Pablo Neira Ayuso 2018-01-07 194 43aa1d78 Pablo Neira Ayuso 2018-01-07 195 rhashtable_walk_init(&flow_table->rhashtable, &hti, GFP_KERNEL); 43aa1d78 Pablo Neira Ayuso 2018-01-07 @196 err = rhashtable_walk_start(&hti); 43aa1d78 Pablo Neira Ayuso 2018-01-07 197 if (err && err != -EAGAIN) 43aa1d78 Pablo Neira Ayuso 2018-01-07 198 goto out; 43aa1d78 Pablo Neira Ayuso 2018-01-07 199 43aa1d78 Pablo Neira Ayuso 2018-01-07 200 while ((tuplehash = rhashtable_walk_next(&hti))) { 43aa1d78 Pablo Neira Ayuso 2018-01-07 201 if (IS_ERR(tuplehash)) { 43aa1d78 Pablo Neira Ayuso 2018-01-07 202 err = PTR_ERR(tuplehash); 43aa1d78 Pablo Neira Ayuso 2018-01-07 203 if (err != -EAGAIN) 43aa1d78 Pablo Neira Ayuso 2018-01-07 204 goto out; 43aa1d78 Pablo Neira Ayuso 2018-01-07 205 43aa1d78 Pablo Neira Ayuso 2018-01-07 206 continue; 43aa1d78 Pablo Neira Ayuso 2018-01-07 207 } 43aa1d78 Pablo Neira Ayuso 2018-01-07 208 if (tuplehash->tuple.dir) 43aa1d78 Pablo Neira Ayuso 2018-01-07 209 continue; 43aa1d78 Pablo Neira Ayuso 2018-01-07 210 43aa1d78 Pablo Neira Ayuso 2018-01-07 211 flow = container_of(tuplehash, struct flow_offload, tuplehash[0]); 43aa1d78 Pablo Neira Ayuso 2018-01-07 212 43aa1d78 Pablo Neira Ayuso 2018-01-07 213 iter(flow, data); 43aa1d78 Pablo Neira Ayuso 2018-01-07 214 } 43aa1d78 Pablo Neira Ayuso 2018-01-07 215 out: 43aa1d78 Pablo Neira Ayuso 2018-01-07 216 rhashtable_walk_stop(&hti); 43aa1d78 Pablo Neira Ayuso 2018-01-07 217 rhashtable_walk_exit(&hti); 43aa1d78 Pablo Neira Ayuso 2018-01-07 218 43aa1d78 Pablo Neira Ayuso 2018-01-07 219 return err; 43aa1d78 Pablo Neira Ayuso 2018-01-07 220 } 43aa1d78 Pablo Neira Ayuso 2018-01-07 221 EXPORT_SYMBOL_GPL(nf_flow_table_iterate); 43aa1d78 Pablo Neira Ayuso 2018-01-07 222 :::::: The code at line 196 was first introduced by commit :::::: 43aa1d78410180a6354231a04bfb643a634bcfbd netfilter: add generic flow table infrastructure :::::: TO: Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx> :::::: CC: Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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