[rppt:kho/v4 12/13] kernel/kexec_handover.c:261:22: sparse: sparse: symbol 'bin_attr_dt_kern' was not declared. Should it be static?

[kernel test robot <lkp@intel.com>]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/rppt/linux.git kho/v4
head:   c46ab1adade1c0ece83ff5ad4c3aa57ea0126275
commit: bebf0e306ff813f1b55728339a32291d64ca1b69 [12/13] x86: Add KHO support
config: x86_64-randconfig-122-20250207 (https://download.01.org/0day-ci/archive/20250207/202502071211.QXBJTXHa-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250207/202502071211.QXBJTXHa-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/202502071211.QXBJTXHa-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
>> kernel/kexec_handover.c:261:22: sparse: sparse: symbol 'bin_attr_dt_kern' was not declared. Should it be static?

vim +/bin_attr_dt_kern +261 kernel/kexec_handover.c

e990233a3a6935 Alexander Graf 2024-01-17  260  
e990233a3a6935 Alexander Graf 2024-01-17 @261  struct bin_attribute bin_attr_dt_kern = __BIN_ATTR(dt, 0400, dt_read, NULL, 0);
e990233a3a6935 Alexander Graf 2024-01-17  262  

:::::: The code at line 261 was first introduced by commit
:::::: e990233a3a6935ac84e61a664404855b89def697 kexec: Add Kexec HandOver (KHO) generation helpers

:::::: TO: Alexander Graf <graf@amazon.com>
:::::: CC: Mike Rapoport (Microsoft) <rppt@kernel.org>

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