[jarkko-tpmdd:container 15/17] kernel/container.c:146:27: sparse: sparse: incorrect type in initializer (different base types)

[jarkko-tpmdd:container 15/17] kernel/container.c:146:27: sparse: sparse: incorrect type in initializer (different base types)

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/jarkko/linux-tpmdd.git container
head:   0b7243a05fc7f6484b8c81985b6b9c23c86ab464
commit: afed8d25f676afd8e570127c4b66368bdc930bd7 [15/17] security: Add container LSM hooks
config: arm64-randconfig-r112-20260215 (https://download.01.org/0day-ci/archive/20260215/202602151241.Ffebm192-lkp@intel.com/config)
compiler: aarch64-linux-gcc (GCC) 13.4.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260215/202602151241.Ffebm192-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202602151241.Ffebm192-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
>> kernel/container.c:146:27: sparse: sparse: incorrect type in initializer (different base types) @@     expected restricted __poll_t ( *poll )( ... ) @@     got unsigned int ( * )( ... ) @@
   kernel/container.c:146:27: sparse:     expected restricted __poll_t ( *poll )( ... )
   kernel/container.c:146:27: sparse:     got unsigned int ( * )( ... )

vim +146 kernel/container.c

32ec22dd1e318d David Howells 2026-02-13  144  
32ec22dd1e318d David Howells 2026-02-13  145  const struct file_operations container_fops = {
32ec22dd1e318d David Howells 2026-02-13 @146  	.poll		= container_poll,
32ec22dd1e318d David Howells 2026-02-13  147  	.release	= container_release,
32ec22dd1e318d David Howells 2026-02-13  148  };
32ec22dd1e318d David Howells 2026-02-13  149  

:::::: The code at line 146 was first introduced by commit
:::::: 32ec22dd1e318def3025c52d5c89246f34f25215 fork: Handle task's container in fork and exit

:::::: TO: David Howells <dhowells@redhat.com>
:::::: CC: Jarkko Sakkinen <jarkko@kernel.org>

-- 
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https://github.com/intel/lkp-tests/wiki