arch/powerpc/kernel/prom_init.c:2888:22: sparse: sparse: incorrect type in initializer (different base types)

arch/powerpc/kernel/prom_init.c:2888:22: sparse: sparse: incorrect type in initializer (different base types)

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   d3eeb99bbc99cc5eb94a4a75ed4415a0272254ef
commit: 200f22fa48a8c670a1ba66d18d810c51055e6ae9 powerpc/prom_init: Use IS_ENABLED()
date:   1 year ago
config: powerpc-randconfig-r123-20260117 (https://download.01.org/0day-ci/archive/20260117/202601171708.EMbFwrWA-lkp@intel.com/config)
compiler: clang version 22.0.0git (https://github.com/llvm/llvm-project 9b8addffa70cee5b2acc5454712d9cf78ce45710)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260117/202601171708.EMbFwrWA-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/202601171708.EMbFwrWA-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
   arch/powerpc/kernel/prom_init.c:2265:23: sparse: sparse: cast to restricted __be32
>> arch/powerpc/kernel/prom_init.c:2888:22: sparse: sparse: incorrect type in initializer (different base types) @@     expected restricted __be32 [usertype] val @@     got int @@
   arch/powerpc/kernel/prom_init.c:2888:22: sparse:     expected restricted __be32 [usertype] val
   arch/powerpc/kernel/prom_init.c:2888:22: sparse:     got int

vim +2888 arch/powerpc/kernel/prom_init.c

cf89c9434af122 Michael Ellerman 2024-11-26  2885  
cf89c9434af122 Michael Ellerman 2024-11-26  2886  static void __init fixup_device_tree_pmac(void)
cf89c9434af122 Michael Ellerman 2024-11-26  2887  {
cf89c9434af122 Michael Ellerman 2024-11-26 @2888  	__be32 val = 1;
cf89c9434af122 Michael Ellerman 2024-11-26  2889  	char type[8];
cf89c9434af122 Michael Ellerman 2024-11-26  2890  	phandle node;
cf89c9434af122 Michael Ellerman 2024-11-26  2891  
cf89c9434af122 Michael Ellerman 2024-11-26  2892  	// Some pmacs are missing #size-cells on escc nodes
cf89c9434af122 Michael Ellerman 2024-11-26  2893  	for (node = 0; prom_next_node(&node); ) {
cf89c9434af122 Michael Ellerman 2024-11-26  2894  		type[0] = '\0';
cf89c9434af122 Michael Ellerman 2024-11-26  2895  		prom_getprop(node, "device_type", type, sizeof(type));
cf89c9434af122 Michael Ellerman 2024-11-26  2896  		if (prom_strcmp(type, "escc"))
cf89c9434af122 Michael Ellerman 2024-11-26  2897  			continue;
cf89c9434af122 Michael Ellerman 2024-11-26  2898  
cf89c9434af122 Michael Ellerman 2024-11-26  2899  		if (prom_getproplen(node, "#size-cells") != PROM_ERROR)
cf89c9434af122 Michael Ellerman 2024-11-26  2900  			continue;
cf89c9434af122 Michael Ellerman 2024-11-26  2901  
cf89c9434af122 Michael Ellerman 2024-11-26  2902  		prom_setprop(node, NULL, "#size-cells", &val, sizeof(val));
cf89c9434af122 Michael Ellerman 2024-11-26  2903  	}
cf89c9434af122 Michael Ellerman 2024-11-26  2904  }
9b6b563c0d2d25 Paul Mackerras   2005-10-06  2905  

:::::: The code at line 2888 was first introduced by commit
:::::: cf89c9434af122f28a3552e6f9cc5158c33ce50a powerpc/prom_init: Fixup missing powermac #size-cells

:::::: TO: Michael Ellerman <mpe@ellerman.id.au>
:::::: CC: Madhavan Srinivasan <maddy@linux.ibm.com>

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