[linux-next:master 5297/7305] drivers/power/supply/generic-adc-battery.c:134:17: error: 'ret' undeclared; did you mean 'net'?

[kernel test robot <lkp@intel.com>]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head:   011eb7443621f49ca1e8cdf9c74c215f25019118
commit: 10ec06d3987ba94ee30c7630733b48ca203bbed2 [5297/7305] power: supply: generic-adc-battery: use simple-battery API
config: riscv-allmodconfig (https://download.01.org/0day-ci/archive/20230327/202303271028.9xc7IKeX-lkp@intel.com/config)
compiler: riscv64-linux-gcc (GCC) 12.1.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=10ec06d3987ba94ee30c7630733b48ca203bbed2
        git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
        git fetch --no-tags linux-next master
        git checkout 10ec06d3987ba94ee30c7630733b48ca203bbed2
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=riscv olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=riscv SHELL=/bin/bash drivers/power/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202303271028.9xc7IKeX-lkp@intel.com/

Note: the linux-next/master HEAD 011eb7443621f49ca1e8cdf9c74c215f25019118 builds fine.
      It may have been fixed somewhere.

All errors (new ones prefixed by >>):

   drivers/power/supply/generic-adc-battery.c: In function 'gab_get_property':
>> drivers/power/supply/generic-adc-battery.c:134:17: error: 'ret' undeclared (first use in this function); did you mean 'net'?
     134 |                 ret = read_channel(adc_bat, psp, &result);
         |                 ^~~
         |                 net
   drivers/power/supply/generic-adc-battery.c:134:17: note: each undeclared identifier is reported only once for each function it appears in
>> drivers/power/supply/generic-adc-battery.c:134:51: error: 'result' undeclared (first use in this function); did you mean 'mf_result'?
     134 |                 ret = read_channel(adc_bat, psp, &result);
         |                                                   ^~~~~~
         |                                                   mf_result
>> drivers/power/supply/generic-adc-battery.c:136:25: error: label 'err' used but not defined
     136 |                         goto err;
         |                         ^~~~
   drivers/power/supply/generic-adc-battery.c:142:1: error: control reaches end of non-void function [-Werror=return-type]
     142 | }
         | ^
   cc1: some warnings being treated as errors


vim +134 drivers/power/supply/generic-adc-battery.c

e60fea794e6ecb drivers/power/generic-adc-battery.c        anish kumar       2012-09-21  121  
e60fea794e6ecb drivers/power/generic-adc-battery.c        anish kumar       2012-09-21  122  static int gab_get_property(struct power_supply *psy,
e60fea794e6ecb drivers/power/generic-adc-battery.c        anish kumar       2012-09-21  123  		enum power_supply_property psp, union power_supply_propval *val)
e60fea794e6ecb drivers/power/generic-adc-battery.c        anish kumar       2012-09-21  124  {
10ec06d3987ba9 drivers/power/supply/generic-adc-battery.c Sebastian Reichel 2023-03-17  125  	struct gab *adc_bat = to_generic_bat(psy);
e60fea794e6ecb drivers/power/generic-adc-battery.c        anish kumar       2012-09-21  126  
e60fea794e6ecb drivers/power/generic-adc-battery.c        anish kumar       2012-09-21  127  	switch (psp) {
e60fea794e6ecb drivers/power/generic-adc-battery.c        anish kumar       2012-09-21  128  	case POWER_SUPPLY_PROP_STATUS:
10ec06d3987ba9 drivers/power/supply/generic-adc-battery.c Sebastian Reichel 2023-03-17  129  		val->intval = adc_bat->status;
10ec06d3987ba9 drivers/power/supply/generic-adc-battery.c Sebastian Reichel 2023-03-17  130  		return 0;
e60fea794e6ecb drivers/power/generic-adc-battery.c        anish kumar       2012-09-21  131  	case POWER_SUPPLY_PROP_VOLTAGE_NOW:
e60fea794e6ecb drivers/power/generic-adc-battery.c        anish kumar       2012-09-21  132  	case POWER_SUPPLY_PROP_CURRENT_NOW:
e60fea794e6ecb drivers/power/generic-adc-battery.c        anish kumar       2012-09-21  133  	case POWER_SUPPLY_PROP_POWER_NOW:
e60fea794e6ecb drivers/power/generic-adc-battery.c        anish kumar       2012-09-21 @134  		ret = read_channel(adc_bat, psp, &result);
e60fea794e6ecb drivers/power/generic-adc-battery.c        anish kumar       2012-09-21  135  		if (ret < 0)
e60fea794e6ecb drivers/power/generic-adc-battery.c        anish kumar       2012-09-21 @136  			goto err;
e60fea794e6ecb drivers/power/generic-adc-battery.c        anish kumar       2012-09-21  137  		val->intval = result;
e60fea794e6ecb drivers/power/generic-adc-battery.c        anish kumar       2012-09-21  138  		break;
e60fea794e6ecb drivers/power/generic-adc-battery.c        anish kumar       2012-09-21  139  	default:
e60fea794e6ecb drivers/power/generic-adc-battery.c        anish kumar       2012-09-21  140  		return -EINVAL;
e60fea794e6ecb drivers/power/generic-adc-battery.c        anish kumar       2012-09-21  141  	}
e60fea794e6ecb drivers/power/generic-adc-battery.c        anish kumar       2012-09-21  142  }
e60fea794e6ecb drivers/power/generic-adc-battery.c        anish kumar       2012-09-21  143  

:::::: The code at line 134 was first introduced by commit
:::::: e60fea794e6ecb9ea4df2623c9498412afe31d4d power: battery: Generic battery driver using IIO

:::::: TO: anish kumar <anish198519851985@gmail.com>
:::::: CC: Jonathan Cameron <jic23@kernel.org>

-- 
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https://github.com/intel/lkp-tests