[mbroz-linux:dm-cryptsetup 1/1] drivers/md/dm-crypt.c:781:24: sparse: sparse: cast to restricted __le32

[mbroz-linux:dm-cryptsetup 1/1] drivers/md/dm-crypt.c:781:24: sparse: sparse: cast to restricted __le32

[kbuild test robot]

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/mbroz/linux.git dm-cryptsetup
head:   dbaf92c13e49c15073044bc9670135efcd117567
commit: dbaf92c13e49c15073044bc9670135efcd117567 [1/1] dm-crypt: Implement Elephant diffuser for Bitlocker compatibility
reproduce:
        # apt-get install sparse
        # sparse version: v0.6.1-129-g341daf20-dirty
        git checkout dbaf92c13e49c15073044bc9670135efcd117567
        make ARCH=x86_64 allmodconfig
        make C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__'

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


sparse warnings: (new ones prefixed by >>)

>> drivers/md/dm-crypt.c:781:24: sparse: sparse: cast to restricted __le32
   drivers/md/dm-crypt.c:789:22: sparse: sparse: incorrect type in assignment (different base types)
>> drivers/md/dm-crypt.c:789:22: sparse:    expected unsigned int [usertype]
>> drivers/md/dm-crypt.c:789:22: sparse:    got restricted __le32 [usertype]

vim +781 drivers/md/dm-crypt.c

   775	
   776	static void diffuser_disk_to_cpu(u32 *d, size_t n)
   777	{
   778		int i;
   779	
   780		for (i = 0; i < n; i++)
 > 781			d[i] = le32_to_cpu(d[i]);
   782	}
   783	
   784	static void diffuser_cpu_to_disk(u32 *d, size_t n)
   785	{
   786		int i;
   787	
   788		for (i = 0; i < n; i++)
 > 789			d[i] = cpu_to_le32(d[i]);
   790	}
   791	

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