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From: kernel test robot <lkp@intel.com>
To: Viresh Kumar <viresh.kumar@linaro.org>
Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org
Subject: [vireshk-pm:opp/config 10/33] include/linux/pm_opp.h:459:16: warning: returning 'void *' from a function with return type 'int' makes integer from pointer without a cast
Date: Thu, 26 May 2022 01:11:49 +0800	[thread overview]
Message-ID: <202205260146.VYGeif1G-lkp@intel.com> (raw)

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/vireshk/pm.git opp/config
head:   d730dc101c586defb49eeafd8eea9b7bb0baa01b
commit: a23b86fb0614c769679169402c09ebcd07dbb22f [10/33] OPP: Add dev_pm_opp_set_config() and friends
config: m68k-randconfig-r033-20220524 (https://download.01.org/0day-ci/archive/20220526/202205260146.VYGeif1G-lkp@intel.com/config)
compiler: m68k-linux-gcc (GCC) 11.3.0
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/vireshk/pm.git/commit/?id=a23b86fb0614c769679169402c09ebcd07dbb22f
        git remote add vireshk-pm https://git.kernel.org/pub/scm/linux/kernel/git/vireshk/pm.git
        git fetch --no-tags vireshk-pm opp/config
        git checkout a23b86fb0614c769679169402c09ebcd07dbb22f
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1 O=build_dir ARCH=m68k SHELL=/bin/bash kernel/sched/

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

All warnings (new ones prefixed by >>):

   In file included from include/linux/cpufreq.h:19,
                    from kernel/sched/sched.h:30,
                    from kernel/sched/core.c:81:
   include/linux/pm_opp.h: In function 'devm_pm_opp_set_config':
>> include/linux/pm_opp.h:459:16: warning: returning 'void *' from a function with return type 'int' makes integer from pointer without a cast [-Wint-conversion]
     459 |         return ERR_PTR(-EOPNOTSUPP);
         |                ^~~~~~~~~~~~~~~~~~~~
   kernel/sched/core.c: At top level:
   kernel/sched/core.c:5235:20: warning: no previous prototype for 'task_sched_runtime' [-Wmissing-prototypes]
    5235 | unsigned long long task_sched_runtime(struct task_struct *p)
         |                    ^~~~~~~~~~~~~~~~~~
   kernel/sched/core.c:9420:13: warning: no previous prototype for 'sched_init_smp' [-Wmissing-prototypes]
    9420 | void __init sched_init_smp(void)
         |             ^~~~~~~~~~~~~~
   kernel/sched/core.c:9448:13: warning: no previous prototype for 'sched_init' [-Wmissing-prototypes]
    9448 | void __init sched_init(void)
         |             ^~~~~~~~~~
--
   In file included from include/linux/cpufreq.h:19,
                    from kernel/sched/sched.h:30,
                    from kernel/sched/fair.c:53:
   include/linux/pm_opp.h: In function 'devm_pm_opp_set_config':
>> include/linux/pm_opp.h:459:16: warning: returning 'void *' from a function with return type 'int' makes integer from pointer without a cast [-Wint-conversion]
     459 |         return ERR_PTR(-EOPNOTSUPP);
         |                ^~~~~~~~~~~~~~~~~~~~
   kernel/sched/fair.c: At top level:
   kernel/sched/fair.c:663:5: warning: no previous prototype for 'sched_update_scaling' [-Wmissing-prototypes]
     663 | int sched_update_scaling(void)
         |     ^~~~~~~~~~~~~~~~~~~~
--
   In file included from include/linux/cpufreq.h:19,
                    from kernel/sched/sched.h:30,
                    from kernel/sched/build_policy.c:33:
   include/linux/pm_opp.h: In function 'devm_pm_opp_set_config':
>> include/linux/pm_opp.h:459:16: warning: returning 'void *' from a function with return type 'int' makes integer from pointer without a cast [-Wint-conversion]
     459 |         return ERR_PTR(-EOPNOTSUPP);
         |                ^~~~~~~~~~~~~~~~~~~~
   In file included from kernel/sched/build_policy.c:43:
   kernel/sched/rt.c: At top level:
   kernel/sched/rt.c:666:6: warning: no previous prototype for 'sched_rt_bandwidth_account' [-Wmissing-prototypes]
     666 | bool sched_rt_bandwidth_account(struct rt_rq *rt_rq)
         |      ^~~~~~~~~~~~~~~~~~~~~~~~~~
--
   In file included from include/linux/cpufreq.h:19,
                    from kernel/sched/build_utility.c:21:
   include/linux/pm_opp.h: In function 'devm_pm_opp_set_config':
>> include/linux/pm_opp.h:459:16: warning: returning 'void *' from a function with return type 'int' makes integer from pointer without a cast [-Wint-conversion]
     459 |         return ERR_PTR(-EOPNOTSUPP);
         |                ^~~~~~~~~~~~~~~~~~~~


vim +459 include/linux/pm_opp.h

   456	
   457	static inline int devm_pm_opp_set_config(struct device *dev, struct dev_pm_opp_config *config)
   458	{
 > 459		return ERR_PTR(-EOPNOTSUPP);
   460	}
   461	

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp

                 reply	other threads:[~2022-05-25 17:39 UTC|newest]

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