From: kbuild test robot <lkp@intel.com>
To: Andrzej Hajda <a.hajda@samsung.com>
Cc: kbuild-all@01.org, linux-kernel@vger.kernel.org,
Andrzej Hajda <a.hajda@samsung.com>,
Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>,
Marek Szyprowski <m.szyprowski@samsung.com>,
Andrew Morton <akpm@linux-foundation.org>,
Viresh Kumar <viresh.kumar@linaro.org>
Subject: Re: [PATCH] err.h: add type checking to IS_ERR_VALUE macro
Date: Fri, 18 Dec 2015 19:22:18 +0800 [thread overview]
Message-ID: <201512181904.10FwDTvV%fengguang.wu@intel.com> (raw)
In-Reply-To: <1450436102-6360-1-git-send-email-a.hajda@samsung.com>
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Hi Andrzej,
[auto build test WARNING on v4.4-rc5]
[also build test WARNING on next-20151217]
url: https://github.com/0day-ci/linux/commits/Andrzej-Hajda/err-h-add-type-checking-to-IS_ERR_VALUE-macro/20151218-185839
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
# save the attached .config to linux build tree
make.cross ARCH=m68k
All warnings (new ones prefixed by >>):
In file included from include/uapi/linux/stddef.h:1:0,
from include/linux/stddef.h:4,
from include/uapi/linux/posix_types.h:4,
from include/uapi/linux/types.h:13,
from include/linux/types.h:5,
from include/uapi/linux/sysinfo.h:4,
from include/uapi/linux/kernel.h:4,
from include/linux/cache.h:4,
from net/ipv4/netfilter/ip_tables.c:13:
In function 'find_check_entry.isra.12',
inlined from 'translate_table' at net/ipv4/netfilter/ip_tables.c:868:7:
include/linux/compiler.h:484:38: error: call to '__compiletime_assert_674' declared with attribute error: Invalid IS_ERR_VALUE argument type
_compiletime_assert(condition, msg, __compiletime_assert_, __LINE__)
^
include/linux/compiler.h:467:4: note: in definition of macro '__compiletime_assert'
prefix ## suffix(); \
^
include/linux/compiler.h:484:2: note: in expansion of macro '_compiletime_assert'
_compiletime_assert(condition, msg, __compiletime_assert_, __LINE__)
^
include/linux/bug.h:50:37: note: in expansion of macro 'compiletime_assert'
#define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
^
include/linux/err.h:24:5: note: in expansion of macro 'BUILD_BUG_ON_MSG'
BUILD_BUG_ON_MSG((typeof(x))(-MAX_ERRNO) != (unsigned long)-MAX_ERRNO, "Invalid IS_ERR_VALUE argument type");\
^
>> net/ipv4/netfilter/ip_tables.c:674:6: note: in expansion of macro 'IS_ERR_VALUE'
if (IS_ERR_VALUE(e->counters.pcnt))
^
--
In file included from include/linux/linkage.h:4:0,
from include/linux/kernel.h:6,
from net/ipv4/netfilter/arp_tables.c:13:
In function 'find_check_entry.isra.14',
inlined from 'translate_table' at net/ipv4/netfilter/arp_tables.c:702:7:
include/linux/compiler.h:484:38: error: call to '__compiletime_assert_530' declared with attribute error: Invalid IS_ERR_VALUE argument type
_compiletime_assert(condition, msg, __compiletime_assert_, __LINE__)
^
include/linux/compiler.h:467:4: note: in definition of macro '__compiletime_assert'
prefix ## suffix(); \
^
include/linux/compiler.h:484:2: note: in expansion of macro '_compiletime_assert'
_compiletime_assert(condition, msg, __compiletime_assert_, __LINE__)
^
include/linux/bug.h:50:37: note: in expansion of macro 'compiletime_assert'
#define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
^
include/linux/err.h:24:5: note: in expansion of macro 'BUILD_BUG_ON_MSG'
BUILD_BUG_ON_MSG((typeof(x))(-MAX_ERRNO) != (unsigned long)-MAX_ERRNO, "Invalid IS_ERR_VALUE argument type");\
^
>> net/ipv4/netfilter/arp_tables.c:530:6: note: in expansion of macro 'IS_ERR_VALUE'
if (IS_ERR_VALUE(e->counters.pcnt))
^
--
In file included from include/linux/linkage.h:4:0,
from include/linux/kernel.h:6,
from net/ipv6/netfilter/ip6_tables.c:15:
In function 'find_check_entry.isra.12',
inlined from 'translate_table' at net/ipv6/netfilter/ip6_tables.c:880:7:
include/linux/compiler.h:484:38: error: call to '__compiletime_assert_687' declared with attribute error: Invalid IS_ERR_VALUE argument type
_compiletime_assert(condition, msg, __compiletime_assert_, __LINE__)
^
include/linux/compiler.h:467:4: note: in definition of macro '__compiletime_assert'
prefix ## suffix(); \
^
include/linux/compiler.h:484:2: note: in expansion of macro '_compiletime_assert'
_compiletime_assert(condition, msg, __compiletime_assert_, __LINE__)
^
include/linux/bug.h:50:37: note: in expansion of macro 'compiletime_assert'
#define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
^
include/linux/err.h:24:5: note: in expansion of macro 'BUILD_BUG_ON_MSG'
BUILD_BUG_ON_MSG((typeof(x))(-MAX_ERRNO) != (unsigned long)-MAX_ERRNO, "Invalid IS_ERR_VALUE argument type");\
^
>> net/ipv6/netfilter/ip6_tables.c:687:6: note: in expansion of macro 'IS_ERR_VALUE'
if (IS_ERR_VALUE(e->counters.pcnt))
^
vim +/IS_ERR_VALUE +674 net/ipv4/netfilter/ip_tables.c
022748a9 Denys Vlasenko 2008-01-14 658 static int
a83d8e8d Alexey Dobriyan 2010-01-18 659 find_check_entry(struct ipt_entry *e, struct net *net, const char *name,
0559518b Jan Engelhardt 2010-02-24 660 unsigned int size)
^1da177e Linus Torvalds 2005-04-16 661 {
87a2e70d Jan Engelhardt 2010-10-13 662 struct xt_entry_target *t;
6709dbbb Jan Engelhardt 2007-02-07 663 struct xt_target *target;
^1da177e Linus Torvalds 2005-04-16 664 int ret;
^1da177e Linus Torvalds 2005-04-16 665 unsigned int j;
9b4fce7a Jan Engelhardt 2008-10-08 666 struct xt_mtchk_param mtpar;
dcea992a Jan Engelhardt 2010-02-24 667 struct xt_entry_match *ematch;
^1da177e Linus Torvalds 2005-04-16 668
a96be246 Dmitry Mishin 2006-12-12 669 ret = check_entry(e, name);
a96be246 Dmitry Mishin 2006-12-12 670 if (ret)
a96be246 Dmitry Mishin 2006-12-12 671 return ret;
590bdf7f Dmitry Mishin 2006-10-30 672
71ae0dff Florian Westphal 2015-06-11 673 e->counters.pcnt = xt_percpu_counter_alloc();
71ae0dff Florian Westphal 2015-06-11 @674 if (IS_ERR_VALUE(e->counters.pcnt))
71ae0dff Florian Westphal 2015-06-11 675 return -ENOMEM;
71ae0dff Florian Westphal 2015-06-11 676
^1da177e Linus Torvalds 2005-04-16 677 j = 0;
a83d8e8d Alexey Dobriyan 2010-01-18 678 mtpar.net = net;
9b4fce7a Jan Engelhardt 2008-10-08 679 mtpar.table = name;
9b4fce7a Jan Engelhardt 2008-10-08 680 mtpar.entryinfo = &e->ip;
9b4fce7a Jan Engelhardt 2008-10-08 681 mtpar.hook_mask = e->comefrom;
916a917d Jan Engelhardt 2008-10-08 682 mtpar.family = NFPROTO_IPV4;
:::::: The code at line 674 was first introduced by commit
:::::: 71ae0dff02d756e4d2ca710b79f2ff5390029a5f netfilter: xtables: use percpu rule counters
:::::: TO: Florian Westphal <fw@strlen.de>
:::::: CC: Pablo Neira Ayuso <pablo@netfilter.org>
---
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:[~2015-12-18 11:23 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-12-18 10:55 Andrzej Hajda
2015-12-18 11:08 ` kbuild test robot
2015-12-18 11:22 ` kbuild test robot [this message]
2015-12-18 14:02 ` Andrzej Hajda
2015-12-18 11:28 ` kbuild test robot
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