linux-kernel - kernel/vmcore_info.c:117 paddr_vmcoreinfo_note() warn: unsigned '

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Message-ID: <202502141843.5QoKdQ7g-lkp@intel.com>
Date: Fri, 14 Feb 2025 18:44:45 +0800
From: kernel test robot <lkp@...el.com>
To: Baoquan He <bhe@...hat.com>
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	Linux Memory Management List <linux-mm@...ck.org>,
	Yang Li <yang.lee@...ux.alibaba.com>
Subject: kernel/vmcore_info.c:117 paddr_vmcoreinfo_note() warn: unsigned '_x'
 is never less than zero.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   128c8f96eb8638c060cd3532dc394d046ce64fe1
commit: 443cbaf9e2fdbef7d7cae457434a6cb8a679441b crash: split vmcoreinfo exporting code out from crash_core.c
date:   12 months ago
config: riscv-randconfig-r073-20250213 (https://download.01.org/0day-ci/archive/20250214/202502141843.5QoKdQ7g-lkp@intel.com/config)
compiler: riscv32-linux-gcc (GCC) 14.2.0

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@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202502141843.5QoKdQ7g-lkp@intel.com/

smatch warnings:
kernel/vmcore_info.c:117 paddr_vmcoreinfo_note() warn: unsigned '_x' is never less than zero.

vim +/_x +117 kernel/vmcore_info.c

   114	
   115	phys_addr_t __weak paddr_vmcoreinfo_note(void)
   116	{
 > 117		return __pa(vmcoreinfo_note);
   118	}
   119	EXPORT_SYMBOL(paddr_vmcoreinfo_note);
   120	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki