:::::: 
:::::: Manual check reason: "low confidence static check warning: 
drivers/devfreq/governor_passive.c:44:24: warning: Uninitialized variable: 
parent_cpu_data->opp_table [uninitvar]"
:::::: 

CC: kbuild-...@lists.01.org
BCC: l...@intel.com
CC: linux-ker...@vger.kernel.org
TO: "Christian 'Ansuel' Marangi" <ansuels...@gmail.com>
CC: Chanwoo Choi <cw00.c...@samsung.com>

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 
master
head:   88084a3df1672e131ddc1b4e39eeacfd39864acf
commit: 0cca7e8dcfa9e6fe7ba697e534a732571f1689d0 PM / devfreq: Fix cpufreq 
passive unregister erroring on PROBE_DEFER
date:   5 days ago
:::::: branch date: 17 hours ago
:::::: commit date: 5 days ago
compiler: or1k-linux-gcc (GCC) 11.3.0
reproduce (cppcheck warning):
        # apt-get install cppcheck
        git checkout 0cca7e8dcfa9e6fe7ba697e534a732571f1689d0
        cppcheck --quiet --enable=style,performance,portability --template=gcc 
FILE

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <l...@intel.com>


cppcheck possible warnings: (new ones prefixed by >>, may not real problems)

>> drivers/devfreq/governor_passive.c:44:24: warning: Uninitialized variable: 
>> parent_cpu_data->opp_table [uninitvar]
     if (parent_cpu_data->opp_table)
                          ^

vim +44 drivers/devfreq/governor_passive.c

26984d9d581e50 Chanwoo Choi      2022-04-27  36  
0cca7e8dcfa9e6 Christian Marangi 2022-06-15  37  static void 
delete_parent_cpu_data(struct devfreq_passive_data *p_data)
0cca7e8dcfa9e6 Christian Marangi 2022-06-15  38  {
0cca7e8dcfa9e6 Christian Marangi 2022-06-15  39         struct devfreq_cpu_data 
*parent_cpu_data, *tmp;
0cca7e8dcfa9e6 Christian Marangi 2022-06-15  40  
0cca7e8dcfa9e6 Christian Marangi 2022-06-15  41         
list_for_each_entry_safe(parent_cpu_data, tmp, &p_data->cpu_data_list, node) {
0cca7e8dcfa9e6 Christian Marangi 2022-06-15  42                 
list_del(&parent_cpu_data->node);
0cca7e8dcfa9e6 Christian Marangi 2022-06-15  43  
0cca7e8dcfa9e6 Christian Marangi 2022-06-15 @44                 if 
(parent_cpu_data->opp_table)
0cca7e8dcfa9e6 Christian Marangi 2022-06-15  45                         
dev_pm_opp_put_opp_table(parent_cpu_data->opp_table);
0cca7e8dcfa9e6 Christian Marangi 2022-06-15  46  
0cca7e8dcfa9e6 Christian Marangi 2022-06-15  47                 
kfree(parent_cpu_data);
0cca7e8dcfa9e6 Christian Marangi 2022-06-15  48         }
0cca7e8dcfa9e6 Christian Marangi 2022-06-15  49  }
0cca7e8dcfa9e6 Christian Marangi 2022-06-15  50  

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