[peterz-queue:mm/apply-to-page-range 4/6] mm/memory.c:2582:2: error: expected ',' or '; ' before 'return'

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

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git mm/apply-to-page-range
head:   c7e0ff9c0e75727aca201140e679ffcfcc3155f0
commit: 6734b686b6bb06054ae6c380034b15b4dc3c86ac [4/6] mm: Introduce verify_page_range()
config: x86_64-rhel (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 9.3.0
reproduce (this is a W=1 build):
        # https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git/commit/?id=6734b686b6bb06054ae6c380034b15b4dc3c86ac
        git remote add peterz-queue https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git
        git fetch --no-tags peterz-queue mm/apply-to-page-range
        git checkout 6734b686b6bb06054ae6c380034b15b4dc3c86ac
        # save the attached .config to linux build tree
        make W=1 ARCH=x86_64 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

   mm/memory.c: In function 'verify_page_range':
>> mm/memory.c:2582:2: error: expected ',' or ';' before 'return'
    2582 |  return apply_to_page_range(mm, addr, size, vpr_fn, &vpr);
         |  ^~~~~~
   mm/memory.c:2578:18: warning: unused variable 'vpr' [-Wunused-variable]
    2578 |  struct vpr_data vpr = {
         |                  ^~~
   mm/memory.c:2583:1: error: control reaches end of non-void function [-Werror=return-type]
    2583 | }
         | ^
   At top level:
   mm/memory.c:2567:12: warning: 'vpr_fn' defined but not used [-Wunused-function]
    2567 | static int vpr_fn(pte_t *pte, unsigned long addr, void *data)
         |            ^~~~~~
   cc1: some warnings being treated as errors


vim +2582 mm/memory.c

  2572	
  2573	int verify_page_range(struct mm_struct *mm,
  2574			      unsigned long addr, unsigned long size,
  2575			      int (*fn)(pte_t pte, unsigned long addr, void *data),
  2576			      void *data)
  2577	{
  2578		struct vpr_data vpr = {
  2579			.fn = fn,
  2580			.data = data,
  2581		}
> 2582		return apply_to_page_range(mm, addr, size, vpr_fn, &vpr);
  2583	}
  2584	EXPORT_SYMBOL_GPL(verify_page_range);
  2585	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org

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