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Date:   Wed, 29 Mar 2017 14:18:23 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Charles Keepax <ckeepax@...nsource.wolfsonmicro.com>
Cc:     kbuild-all@...org, broonie@...nel.org, mark.rutland@....com,
        devicetree@...r.kernel.org, alsa-devel@...a-project.org,
        patches@...nsource.wolfsonmicro.com, lgirdwood@...il.com,
        linux-kernel@...r.kernel.org, robh+dt@...nel.org,
        lee.jones@...aro.org
Subject: Re: [alsa-devel] [PATCH v2 6/8] regulator: arizona-micbias: Add
 regulator driver for Arizona micbiases

Hi Charles,

[auto build test WARNING on regulator/for-next]
[also build test WARNING on v4.11-rc4 next-20170328]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Charles-Keepax/regulator-arizona-micsupp-Avoid-potential-memory-leak-reading-init_data/20170329-112224
base:   https://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator.git for-next
config: i386-randconfig-x0-03291136 (attached as .config)
compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
reproduce:
        # save the attached .config to linux build tree
        make ARCH=i386 

All warnings (new ones prefixed by >>):

   In file included from include/linux/err.h:4:0,
                    from include/linux/clk.h:15,
                    from drivers//mfd/arizona-core.c:13:
   drivers//mfd/arizona-core.c: In function 'arizona_dev_init':
   drivers//mfd/arizona-core.c:1408:33: error: 'struct arizona_micbias' has no member named 'mV'
      if (!arizona->pdata.micbias[i].mV &&
                                    ^
   include/linux/compiler.h:160:30: note: in definition of macro '__trace_if'
     if (__builtin_constant_p(!!(cond)) ? !!(cond) :   \
                                 ^~~~
>> drivers//mfd/arizona-core.c:1408:3: note: in expansion of macro 'if'
      if (!arizona->pdata.micbias[i].mV &&
      ^~
   drivers//mfd/arizona-core.c:1409:33: error: 'struct arizona_micbias' has no member named 'bypass'
          !arizona->pdata.micbias[i].bypass)
                                    ^
   include/linux/compiler.h:160:30: note: in definition of macro '__trace_if'
     if (__builtin_constant_p(!!(cond)) ? !!(cond) :   \
                                 ^~~~
>> drivers//mfd/arizona-core.c:1408:3: note: in expansion of macro 'if'
      if (!arizona->pdata.micbias[i].mV &&
      ^~
   drivers//mfd/arizona-core.c:1408:33: error: 'struct arizona_micbias' has no member named 'mV'
      if (!arizona->pdata.micbias[i].mV &&
                                    ^
   include/linux/compiler.h:160:42: note: in definition of macro '__trace_if'
     if (__builtin_constant_p(!!(cond)) ? !!(cond) :   \
                                             ^~~~
>> drivers//mfd/arizona-core.c:1408:3: note: in expansion of macro 'if'
      if (!arizona->pdata.micbias[i].mV &&
      ^~
   drivers//mfd/arizona-core.c:1409:33: error: 'struct arizona_micbias' has no member named 'bypass'
          !arizona->pdata.micbias[i].bypass)
                                    ^
   include/linux/compiler.h:160:42: note: in definition of macro '__trace_if'
     if (__builtin_constant_p(!!(cond)) ? !!(cond) :   \
                                             ^~~~
>> drivers//mfd/arizona-core.c:1408:3: note: in expansion of macro 'if'
      if (!arizona->pdata.micbias[i].mV &&
      ^~
   drivers//mfd/arizona-core.c:1408:33: error: 'struct arizona_micbias' has no member named 'mV'
      if (!arizona->pdata.micbias[i].mV &&
                                    ^
   include/linux/compiler.h:171:16: note: in definition of macro '__trace_if'
      ______r = !!(cond);     \
                   ^~~~
>> drivers//mfd/arizona-core.c:1408:3: note: in expansion of macro 'if'
      if (!arizona->pdata.micbias[i].mV &&
      ^~
   drivers//mfd/arizona-core.c:1409:33: error: 'struct arizona_micbias' has no member named 'bypass'
          !arizona->pdata.micbias[i].bypass)
                                    ^
   include/linux/compiler.h:171:16: note: in definition of macro '__trace_if'
      ______r = !!(cond);     \
                   ^~~~
>> drivers//mfd/arizona-core.c:1408:3: note: in expansion of macro 'if'
      if (!arizona->pdata.micbias[i].mV &&
      ^~
   drivers//mfd/arizona-core.c:1413:33: error: 'struct arizona_micbias' has no member named 'mV'
      if (!arizona->pdata.micbias[i].mV)
                                    ^
   include/linux/compiler.h:160:30: note: in definition of macro '__trace_if'
     if (__builtin_constant_p(!!(cond)) ? !!(cond) :   \
                                 ^~~~
   drivers//mfd/arizona-core.c:1413:3: note: in expansion of macro 'if'
      if (!arizona->pdata.micbias[i].mV)
      ^~
   drivers//mfd/arizona-core.c:1413:33: error: 'struct arizona_micbias' has no member named 'mV'
      if (!arizona->pdata.micbias[i].mV)
                                    ^
   include/linux/compiler.h:160:42: note: in definition of macro '__trace_if'
     if (__builtin_constant_p(!!(cond)) ? !!(cond) :   \
                                             ^~~~
   drivers//mfd/arizona-core.c:1413:3: note: in expansion of macro 'if'
      if (!arizona->pdata.micbias[i].mV)
      ^~
   drivers//mfd/arizona-core.c:1413:33: error: 'struct arizona_micbias' has no member named 'mV'
      if (!arizona->pdata.micbias[i].mV)
                                    ^
   include/linux/compiler.h:171:16: note: in definition of macro '__trace_if'
      ______r = !!(cond);     \
                   ^~~~
   drivers//mfd/arizona-core.c:1413:3: note: in expansion of macro 'if'
      if (!arizona->pdata.micbias[i].mV)
      ^~
   drivers//mfd/arizona-core.c:1414:29: error: 'struct arizona_micbias' has no member named 'mV'
       arizona->pdata.micbias[i].mV = 2800;
                                ^
   drivers//mfd/arizona-core.c:1416:35: error: 'struct arizona_micbias' has no member named 'mV'
      val = (arizona->pdata.micbias[i].mV - 1500) / 100;
                                      ^
   In file included from include/linux/err.h:4:0,
                    from include/linux/clk.h:15,
                    from drivers//mfd/arizona-core.c:13:
   drivers//mfd/arizona-core.c:1423:32: error: 'struct arizona_micbias' has no member named 'discharge'
      if (arizona->pdata.micbias[i].discharge)
                                   ^
   include/linux/compiler.h:160:30: note: in definition of macro '__trace_if'
     if (__builtin_constant_p(!!(cond)) ? !!(cond) :   \
                                 ^~~~
   drivers//mfd/arizona-core.c:1423:3: note: in expansion of macro 'if'
      if (arizona->pdata.micbias[i].discharge)
      ^~
   drivers//mfd/arizona-core.c:1423:32: error: 'struct arizona_micbias' has no member named 'discharge'
      if (arizona->pdata.micbias[i].discharge)
                                   ^
   include/linux/compiler.h:160:42: note: in definition of macro '__trace_if'
     if (__builtin_constant_p(!!(cond)) ? !!(cond) :   \
                                             ^~~~
   drivers//mfd/arizona-core.c:1423:3: note: in expansion of macro 'if'
      if (arizona->pdata.micbias[i].discharge)
      ^~
   drivers//mfd/arizona-core.c:1423:32: error: 'struct arizona_micbias' has no member named 'discharge'
      if (arizona->pdata.micbias[i].discharge)
                                   ^
   include/linux/compiler.h:171:16: note: in definition of macro '__trace_if'
      ______r = !!(cond);     \
                   ^~~~
   drivers//mfd/arizona-core.c:1423:3: note: in expansion of macro 'if'
      if (arizona->pdata.micbias[i].discharge)
      ^~
   drivers//mfd/arizona-core.c:1426:32: error: 'struct arizona_micbias' has no member named 'soft_start'
      if (arizona->pdata.micbias[i].soft_start)
                                   ^
   include/linux/compiler.h:160:30: note: in definition of macro '__trace_if'
     if (__builtin_constant_p(!!(cond)) ? !!(cond) :   \
                                 ^~~~
   drivers//mfd/arizona-core.c:1426:3: note: in expansion of macro 'if'
      if (arizona->pdata.micbias[i].soft_start)
      ^~
   drivers//mfd/arizona-core.c:1426:32: error: 'struct arizona_micbias' has no member named 'soft_start'
      if (arizona->pdata.micbias[i].soft_start)
                                   ^
   include/linux/compiler.h:160:42: note: in definition of macro '__trace_if'
     if (__builtin_constant_p(!!(cond)) ? !!(cond) :   \
                                             ^~~~
   drivers//mfd/arizona-core.c:1426:3: note: in expansion of macro 'if'
      if (arizona->pdata.micbias[i].soft_start)
      ^~
   drivers//mfd/arizona-core.c:1426:32: error: 'struct arizona_micbias' has no member named 'soft_start'
      if (arizona->pdata.micbias[i].soft_start)
                                   ^
   include/linux/compiler.h:171:16: note: in definition of macro '__trace_if'
      ______r = !!(cond);     \
                   ^~~~
   drivers//mfd/arizona-core.c:1426:3: note: in expansion of macro 'if'
      if (arizona->pdata.micbias[i].soft_start)
      ^~
   drivers//mfd/arizona-core.c:1429:32: error: 'struct arizona_micbias' has no member named 'bypass'
      if (arizona->pdata.micbias[i].bypass)
                                   ^
   include/linux/compiler.h:160:30: note: in definition of macro '__trace_if'
     if (__builtin_constant_p(!!(cond)) ? !!(cond) :   \
                                 ^~~~
   drivers//mfd/arizona-core.c:1429:3: note: in expansion of macro 'if'
      if (arizona->pdata.micbias[i].bypass)

vim +/if +1408 drivers//mfd/arizona-core.c

3cc72986 Mark Brown 2012-06-19  1392  				   ARIZONA_CLK_32K_SRC_MASK,
3cc72986 Mark Brown 2012-06-19  1393  				   arizona->pdata.clk32k_src - 1);
767c6dc0 Mark Brown 2013-03-19  1394  		arizona_clk32k_enable(arizona);
3cc72986 Mark Brown 2012-06-19  1395  		break;
3cc72986 Mark Brown 2012-06-19  1396  	case ARIZONA_32KZ_NONE:
3cc72986 Mark Brown 2012-06-19  1397  		regmap_update_bits(arizona->regmap, ARIZONA_CLOCK_32K_1,
3cc72986 Mark Brown 2012-06-19  1398  				   ARIZONA_CLK_32K_SRC_MASK, 2);
3cc72986 Mark Brown 2012-06-19  1399  		break;
3cc72986 Mark Brown 2012-06-19  1400  	default:
3cc72986 Mark Brown 2012-06-19  1401  		dev_err(arizona->dev, "Invalid 32kHz clock source: %d\n",
3cc72986 Mark Brown 2012-06-19  1402  			arizona->pdata.clk32k_src);
3cc72986 Mark Brown 2012-06-19  1403  		ret = -EINVAL;
59db9691 Mark Brown 2012-07-09  1404  		goto err_reset;
3cc72986 Mark Brown 2012-06-19  1405  	}
3cc72986 Mark Brown 2012-06-19  1406  
3d91f828 Mark Brown 2013-01-29  1407  	for (i = 0; i < ARIZONA_MAX_MICBIAS; i++) {
544c7aad Mark Brown 2013-01-29 @1408  		if (!arizona->pdata.micbias[i].mV &&
544c7aad Mark Brown 2013-01-29  1409  		    !arizona->pdata.micbias[i].bypass)
3d91f828 Mark Brown 2013-01-29  1410  			continue;
3d91f828 Mark Brown 2013-01-29  1411  
544c7aad Mark Brown 2013-01-29  1412  		/* Apply default for bypass mode */
544c7aad Mark Brown 2013-01-29  1413  		if (!arizona->pdata.micbias[i].mV)
544c7aad Mark Brown 2013-01-29  1414  			arizona->pdata.micbias[i].mV = 2800;
544c7aad Mark Brown 2013-01-29  1415  
3d91f828 Mark Brown 2013-01-29  1416  		val = (arizona->pdata.micbias[i].mV - 1500) / 100;

:::::: The code at line 1408 was first introduced by commit
:::::: 544c7aadd7d4309ed01fcd787d393db67eb7eaea mfd: arizona: Support configuring MICBIASes into bypass mode

:::::: TO: Mark Brown <broonie@...nsource.wolfsonmicro.com>
:::::: CC: Samuel Ortiz <sameo@...ux.intel.com>

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

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