[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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