[driver-core:driver-core-testing 5/32] include/linux/device.h:381:16: error: implicit declaration of function 'IOMEM_ERR_PTR'

[driver-core:driver-core-testing 5/32] include/linux/device.h:381:16: error: implicit declaration of function 'IOMEM_ERR_PTR'

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core.git driver-core-testing
head:   820252db26434126c85a78027a1bcbe9c0903204
commit: cd29796e495160c05a672f3098dffe0fb6ae9daf [5/32] driver core: device.h: fix incorrect type in return expression
config: s390-randconfig-002-20250220 (https://download.01.org/0day-ci/archive/20250221/202502210658.mLwakFLV-lkp@intel.com/config)
compiler: s390-linux-gcc (GCC) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250221/202502210658.mLwakFLV-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/202502210658.mLwakFLV-lkp@intel.com/

All errors (new ones prefixed by >>):

   In file included from include/linux/node.h:18,
                    from include/linux/cpu.h:17,
                    from include/linux/static_call.h:135,
                    from include/linux/tracepoint.h:22,
                    from include/trace/syscall.h:5,
                    from include/linux/syscalls.h:94,
                    from include/linux/syscalls_api.h:1,
                    from kernel/sched/core.c:14:
   include/linux/device.h: In function 'devm_ioremap_resource':
>> include/linux/device.h:381:16: error: implicit declaration of function 'IOMEM_ERR_PTR' [-Wimplicit-function-declaration]
     381 |         return IOMEM_ERR_PTR(-EINVAL);
         |                ^~~~~~~~~~~~~
>> include/linux/device.h:381:16: error: returning 'int' from a function with return type 'void *' makes pointer from integer without a cast [-Wint-conversion]
     381 |         return IOMEM_ERR_PTR(-EINVAL);
         |                ^~~~~~~~~~~~~~~~~~~~~~
   include/linux/device.h: In function 'devm_ioremap_resource_wc':
   include/linux/device.h:388:16: error: returning 'int' from a function with return type 'void *' makes pointer from integer without a cast [-Wint-conversion]
     388 |         return IOMEM_ERR_PTR(-EINVAL);
         |                ^~~~~~~~~~~~~~~~~~~~~~
   include/linux/device.h: In function 'devm_of_iomap':
   include/linux/device.h:396:16: error: returning 'int' from a function with return type 'void *' makes pointer from integer without a cast [-Wint-conversion]
     396 |         return IOMEM_ERR_PTR(-EINVAL);
         |                ^~~~~~~~~~~~~~~~~~~~~~
--
   In file included from include/linux/blk_types.h:11,
                    from include/linux/writeback.h:13,
                    from include/linux/memcontrol.h:23,
                    from include/linux/swap.h:9,
                    from include/linux/suspend.h:5,
                    from kernel/sched/build_policy.c:33:
   include/linux/device.h: In function 'devm_ioremap_resource':
>> include/linux/device.h:381:16: error: implicit declaration of function 'IOMEM_ERR_PTR' [-Wimplicit-function-declaration]
     381 |         return IOMEM_ERR_PTR(-EINVAL);
         |                ^~~~~~~~~~~~~
>> include/linux/device.h:381:16: error: returning 'int' from a function with return type 'void *' makes pointer from integer without a cast [-Wint-conversion]
     381 |         return IOMEM_ERR_PTR(-EINVAL);
         |                ^~~~~~~~~~~~~~~~~~~~~~
   include/linux/device.h: In function 'devm_ioremap_resource_wc':
   include/linux/device.h:388:16: error: returning 'int' from a function with return type 'void *' makes pointer from integer without a cast [-Wint-conversion]
     388 |         return IOMEM_ERR_PTR(-EINVAL);
         |                ^~~~~~~~~~~~~~~~~~~~~~
   include/linux/device.h: In function 'devm_of_iomap':
   include/linux/device.h:396:16: error: returning 'int' from a function with return type 'void *' makes pointer from integer without a cast [-Wint-conversion]
     396 |         return IOMEM_ERR_PTR(-EINVAL);
         |                ^~~~~~~~~~~~~~~~~~~~~~
   In file included from kernel/sched/build_policy.c:52:
   kernel/sched/rt.c: At top level:
   kernel/sched/rt.c:9:18: warning: 'max_rt_runtime' defined but not used [-Wunused-const-variable=]
       9 | static const u64 max_rt_runtime = MAX_BW;
         |                  ^~~~~~~~~~~~~~


vim +/IOMEM_ERR_PTR +381 include/linux/device.h

   376	
   377	static inline
   378	void __iomem *devm_ioremap_resource(struct device *dev,
   379					    const struct resource *res)
   380	{
 > 381		return IOMEM_ERR_PTR(-EINVAL);
   382	}
   383	

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