From: kbuild test robot <lkp@intel.com>
To: gfree.wind@foxmail.com
Cc: kbuild-all@01.org, pablo@netfilter.org,
netfilter-devel@vger.kernel.org, gfree.wind@foxmail.com,
Gao Feng <fgao@ikuai8.com>
Subject: Re: [PATCH nf v4 1/1] netfilter: snmp: Fix one possible panic when snmp_trap_helper fail to register
Date: Mon, 27 Mar 2017 22:01:08 +0800 [thread overview]
Message-ID: <201703272146.nP5tRJya%fengguang.wu@intel.com> (raw)
In-Reply-To: <1490408646-26051-1-git-send-email-gfree.wind@foxmail.com>
[-- Attachment #1: Type: text/plain, Size: 2942 bytes --]
Hi Gao,
[auto build test WARNING on nf/master]
url: https://github.com/0day-ci/linux/commits/gfree-wind-foxmail-com/netfilter-snmp-Fix-one-possible-panic-when-snmp_trap_helper-fail-to-register/20170327-081220
base: https://git.kernel.org/pub/scm/linux/kernel/git/pablo/nf.git master
config: x86_64-randconfig-s2-03272042 (attached as .config)
compiler: gcc-4.4 (Debian 4.4.7-8) 4.4.7
reproduce:
# save the attached .config to linux build tree
make ARCH=x86_64
All warnings (new ones prefixed by >>):
net/ipv4//netfilter/nf_nat_snmp_basic.c: In function 'nf_nat_snmp_basic_init':
>> net/ipv4//netfilter/nf_nat_snmp_basic.c:1281: warning: unused variable 'ret'
vim +/ret +1281 net/ipv4//netfilter/nf_nat_snmp_basic.c
807467c22 Patrick McHardy 2006-12-02 1265 .help = help,
6002f266b Patrick McHardy 2008-03-25 1266 .expect_policy = &snmp_exp_policy,
807467c22 Patrick McHardy 2006-12-02 1267 .name = "snmp_trap",
807467c22 Patrick McHardy 2006-12-02 1268 .tuple.src.l3num = AF_INET,
09640e636 Harvey Harrison 2009-02-01 1269 .tuple.src.u.udp.port = cpu_to_be16(SNMP_TRAP_PORT),
807467c22 Patrick McHardy 2006-12-02 1270 .tuple.dst.protonum = IPPROTO_UDP,
807467c22 Patrick McHardy 2006-12-02 1271 };
807467c22 Patrick McHardy 2006-12-02 1272
807467c22 Patrick McHardy 2006-12-02 1273 /*****************************************************************************
807467c22 Patrick McHardy 2006-12-02 1274 *
807467c22 Patrick McHardy 2006-12-02 1275 * Module stuff.
807467c22 Patrick McHardy 2006-12-02 1276 *
807467c22 Patrick McHardy 2006-12-02 1277 *****************************************************************************/
807467c22 Patrick McHardy 2006-12-02 1278
807467c22 Patrick McHardy 2006-12-02 1279 static int __init nf_nat_snmp_basic_init(void)
807467c22 Patrick McHardy 2006-12-02 1280 {
807467c22 Patrick McHardy 2006-12-02 @1281 int ret = 0;
807467c22 Patrick McHardy 2006-12-02 1282
93557f53e Jiri Olsa 2011-01-18 1283 BUG_ON(nf_nat_snmp_hook != NULL);
a9b3cd7f3 Stephen Hemminger 2011-08-01 1284 RCU_INIT_POINTER(nf_nat_snmp_hook, help);
93557f53e Jiri Olsa 2011-01-18 1285
9b25a2987 Gao Feng 2017-03-25 1286 return nf_conntrack_helper_register(&snmp_trap_helper);
807467c22 Patrick McHardy 2006-12-02 1287 }
807467c22 Patrick McHardy 2006-12-02 1288
807467c22 Patrick McHardy 2006-12-02 1289 static void __exit nf_nat_snmp_basic_fini(void)
:::::: The code at line 1281 was first introduced by commit
:::::: 807467c22a12381985878be23c778657fc0364d0 [NETFILTER]: nf_nat: add SNMP NAT helper port
:::::: TO: Patrick McHardy <kaber@trash.net>
:::::: CC: David S. Miller <davem@davemloft.net>
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
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next prev parent reply other threads:[~2017-03-27 14:02 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-03-25 2:24 [PATCH nf v4 1/1] netfilter: snmp: Fix one possible panic when snmp_trap_helper fail to register gfree.wind
2017-03-25 8:16 ` Liping Zhang
2017-03-25 10:00 ` Gao Feng
2017-03-27 14:01 ` kbuild test robot [this message]
2017-03-27 14:08 ` Gao Feng
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