[openeuler:openEuler-1.0-LTS 17239/23855] drivers/nvme/host/core.c:1163:27: error: 'compat_uptr_t' undeclared; did you mean 'compat_time_t'?

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

Hi Nick,

FYI, the error/warning still remains.

tree:   https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS
head:   3c02090eb0ad149880a8c798014249ad2d642617
commit: b8ba22a604e4d0a3ad8e23af22f432e12b6f1a65 [17239/23855] nvme: fix compat address handling in several ioctls
config: arm64-randconfig-003-20241024 (https://download.01.org/0day-ci/archive/20241024/202410240741.LLyNQDLf-lkp@intel.com/config)
compiler: aarch64-linux-gcc (GCC) 14.1.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241024/202410240741.LLyNQDLf-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/202410240741.LLyNQDLf-lkp@intel.com/

All errors (new ones prefixed by >>):

   drivers/nvme/host/core.c: In function 'nvme_to_user_ptr':
>> drivers/nvme/host/core.c:1163:27: error: 'compat_uptr_t' undeclared (first use in this function); did you mean 'compat_time_t'?
    1163 |                 ptrval = (compat_uptr_t)ptrval;
         |                           ^~~~~~~~~~~~~
         |                           compat_time_t
   drivers/nvme/host/core.c:1163:27: note: each undeclared identifier is reported only once for each function it appears in
>> drivers/nvme/host/core.c:1163:41: error: expected ';' before 'ptrval'
    1163 |                 ptrval = (compat_uptr_t)ptrval;
         |                                         ^~~~~~
         |                                         ;


vim +1163 drivers/nvme/host/core.c

  1154	
  1155	/*
  1156	 * Convert integer values from ioctl structures to user pointers, silently
  1157	 * ignoring the upper bits in the compat case to match behaviour of 32-bit
  1158	 * kernels.
  1159	 */
  1160	static void __user *nvme_to_user_ptr(uintptr_t ptrval)
  1161	{
  1162		if (in_compat_syscall())
> 1163			ptrval = (compat_uptr_t)ptrval;
  1164		return (void __user *)ptrval;
  1165	}
  1166	

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