linux-kernel - Re: [alsa-devel] [PATCH v2] ASoC: avoid unused variable warning for rt5659_acpi

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Date:	Wed, 20 Jan 2016 19:34:06 +0800
From:	kbuild test robot <lkp@...el.com>
To:	Arnd Bergmann <arnd@...db.de>
Cc:	kbuild-all@...org, Mark Brown <broonie@...nel.org>,
	Oder Chiou <oder_chiou@...ltek.com>,
	alsa-devel@...a-project.org, Liam Girdwood <lgirdwood@...il.com>,
	linux-kernel@...r.kernel.org, Bard Liao <bardliao@...ltek.com>,
	linux-arm-kernel@...ts.infradead.org
Subject: Re: [alsa-devel] [PATCH v2] ASoC: avoid unused variable warning for
 rt5659_acpi_match

Hi Arnd,

[auto build test ERROR on asoc/for-next]
[also build test ERROR on next-20160120]
[cannot apply to v4.4]
[if your patch is applied to the wrong git tree, please drop us a note to help improving the system]

url:    https://github.com/0day-ci/linux/commits/Arnd-Bergmann/ASoC-avoid-unused-variable-warning-for-rt5659_acpi_match/20160120-190911
base:   https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git for-next
config: i386-allmodconfig (attached as .config)
reproduce:
        # save the attached .config to linux build tree
        make ARCH=i386 

All error/warnings (new ones prefixed by >>):

>> sound/soc/codecs/rt5659.c:4196:1: error: expected ',' or ';' before 'static'
    static struct acpi_device_id rt5659_acpi_match[] = {
    ^
   In file included from sound/soc/codecs/rt5659.c:12:0:
>> sound/soc/codecs/rt5659.c:4201:27: error: 'rt5659_acpi_match' undeclared here (not in a function)
    MODULE_DEVICE_TABLE(acpi, rt5659_acpi_match);
                              ^
   include/linux/module.h:223:21: note: in definition of macro 'MODULE_DEVICE_TABLE'
    extern const typeof(name) __mod_##type##__##name##_device_table  \
                        ^
>> include/linux/module.h:223:27: error: '__mod_acpi__rt5659_acpi_match_device_table' aliased to undefined symbol 'rt5659_acpi_match'
    extern const typeof(name) __mod_##type##__##name##_device_table  \
                              ^
>> sound/soc/codecs/rt5659.c:4201:1: note: in expansion of macro 'MODULE_DEVICE_TABLE'
    MODULE_DEVICE_TABLE(acpi, rt5659_acpi_match);
    ^

vim +4196 sound/soc/codecs/rt5659.c

d3cb2de2 Bard Liao     2015-11-09  4190  	{ },
d3cb2de2 Bard Liao     2015-11-09  4191  };
51bb9d21 Arnd Bergmann 2016-01-20  4192  MODULE_DEVICE_TABLE(of, rt5659_of_match)
51bb9d21 Arnd Bergmann 2016-01-20  4193  #endif
d3cb2de2 Bard Liao     2015-11-09  4194  
51bb9d21 Arnd Bergmann 2016-01-20  4195  #ifdef CONFIG_ACPI
d3cb2de2 Bard Liao     2015-11-09 @4196  static struct acpi_device_id rt5659_acpi_match[] = {
51bb9d21 Arnd Bergmann 2016-01-20  4197  	{ "10EC5658", 0, },
51bb9d21 Arnd Bergmann 2016-01-20  4198  	{ "10EC5659", 0, },
d3cb2de2 Bard Liao     2015-11-09  4199  	{ },
d3cb2de2 Bard Liao     2015-11-09  4200  };
d3cb2de2 Bard Liao     2015-11-09 @4201  MODULE_DEVICE_TABLE(acpi, rt5659_acpi_match);
51bb9d21 Arnd Bergmann 2016-01-20  4202  #endif
d3cb2de2 Bard Liao     2015-11-09  4203  
d3cb2de2 Bard Liao     2015-11-09  4204  struct i2c_driver rt5659_i2c_driver = {

:::::: The code at line 4196 was first introduced by commit
:::::: d3cb2de2479bbbde29391393d68f2e313e1f0504 ASoC: rt5659: add rt5659 codec driver

:::::: TO: Bard Liao <bardliao@...ltek.com>
:::::: CC: Mark Brown <broonie@...nel.org>

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