[tixy:tracking-armlt-gator 1/6] drivers/gator/gator_events_meminfo.c:371:26: sparse: incorrect type in initializer (different modifiers)

[kbuild test robot]

tree:   https://git.linaro.org/people/tixy/kernel tracking-armlt-gator
head:   9b552ac355654e1fdd504f4b84b57c971084d83e
commit: a7bdf015d9043286f35de13eb11f54f64f2af143 [1/6] gator: Version 5.20
reproduce:
  # apt-get install sparse
  git checkout a7bdf015d9043286f35de13eb11f54f64f2af143
  make ARCH=x86_64 allmodconfig
  make C=1 CF=-D__CHECK_ENDIAN__


sparse warnings: (new ones prefixed by >>)

>> drivers/gator/gator_events_meminfo.c:371:26: sparse: incorrect type in 
>> initializer (different modifiers)
   drivers/gator/gator_events_meminfo.c:371:26:    expected long long *buf
   drivers/gator/gator_events_meminfo.c:371:26:    got long long [noderef] 
*<noident>
--
>> drivers/gator/gator_events_net.c:48:1: sparse: symbol 'wq_get_stats' was not 
>> declared. Should it be static?
>> drivers/gator/gator_events_net.c:98:27: sparse: Using plain integer as NULL 
>> pointer
--
>> drivers/gator/gator_events_perf_pmu.c:140:60: sparse: Using plain integer as 
>> NULL pointer
>> drivers/gator/gator_events_perf_pmu.c:151:83: sparse: Using plain integer as 
>> NULL pointer
>> drivers/gator/gator_events_perf_pmu.c:151:95: sparse: Using plain integer as 
>> NULL pointer
>> drivers/gator/gator_events_perf_pmu.c:519:74: sparse: Using plain integer as 
>> NULL pointer
>> drivers/gator/gator_events_perf_pmu.c:519:92: sparse: Using plain integer as 
>> NULL pointer
>> drivers/gator/gator_events_perf_pmu.c:530:72: sparse: Using plain integer as 
>> NULL pointer
>> drivers/gator/gator_events_perf_pmu.c:530:90: sparse: Using plain integer as 
>> NULL pointer

Please review and possibly fold the followup patch.

vim +371 drivers/gator/gator_events_meminfo.c

   355  #endif
   356  #endif
   357  }
   358  
   359  #define get_mm_counter(mm, member) gator_get_mm_counter(mm, member)
   360  
   361  #endif
   362  
   363  static int gator_events_meminfo_read_proc(long long **buffer, struct 
task_struct *task)
   364  {
   365          struct mm_struct *mm;
   366          u64 share = 0;
   367          int i;
   368          long long value;
   369          int len = 0;
   370          int cpu = get_physical_cpu();
 > 371          long long *buf = per_cpu(proc_buffer, cpu);
   372  
   373          if (!proc_global_enabled)
   374                  return 0;
   375  
   376          /* Collect the memory stats of the process instead of the 
thread */
   377          if (task->group_leader != NULL)
   378                  task = task->group_leader;
   379  

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