[android-common:android-mainline-desktop 1/1] drivers/nvme/host/sysfs.c:357:30: sparse: sparse: symbol 'nvme_ns_diag_attr_group' was not declared. Should it be static?

[android-common:android-mainline-desktop 1/1] drivers/nvme/host/sysfs.c:357:30: sparse: sparse: symbol 'nvme_ns_diag_attr_group' was not declared. Should it be static?

[kernel test robot]

tree:   https://android.googlesource.com/kernel/common android-mainline-desktop
head:   32fbb9061c7aac9d3b2343d85e199cedf31e1f67
commit: 37afebc79a11bd889fe8e0a98c9ae034c3cff323 [1/1] nvme: add diag attribute group under sysfs
config: i386-randconfig-r122-20260822 (https://download.01.org/0day-ci/archive/20260822/202608221628.h6bPNaUQ-lkp@intel.com/config)
compiler: gcc-14 (Debian 14.2.0-19) 14.2.0
sparse: v0.6.5-rc1
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260822/202608221628.h6bPNaUQ-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
| Fixes: 37afebc79a11 ("nvme: add diag attribute group under sysfs")
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202608221628.h6bPNaUQ-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
>> drivers/nvme/host/sysfs.c:357:30: sparse: sparse: symbol 'nvme_ns_diag_attr_group' was not declared. Should it be static?

vim +/nvme_ns_diag_attr_group +357 drivers/nvme/host/sysfs.c

   356	
 > 357	const struct attribute_group nvme_ns_diag_attr_group = {
   358		.name		= "diag",
   359		.attrs		= nvme_ns_diag_attrs,
   360		.is_visible	= nvme_ns_diag_attrs_are_visible,
   361	};
   362	

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