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Message-ID: <202411211339.6Gskqqs6-lkp@intel.com>
Date: Thu, 21 Nov 2024 13:28:50 +0800
From: kernel test robot <lkp@...el.com>
To: Jens Axboe <axboe@...nel.dk>
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org
Subject: io_uring/register.c:553:1: sparse: sparse: Using plain integer as
NULL pointer
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 43fb83c17ba2d63dfb798f0be7453ed55ca3f9c2
commit: c43203154d8ac579537aa0c7802b77d463b1f53a io_uring/register: move io_uring_register(2) related code to register.c
date: 11 months ago
config: s390-randconfig-r133-20241121 (https://download.01.org/0day-ci/archive/20241121/202411211339.6Gskqqs6-lkp@intel.com/config)
compiler: s390-linux-gcc (GCC) 14.2.0
reproduce: (https://download.01.org/0day-ci/archive/20241121/202411211339.6Gskqqs6-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@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202411211339.6Gskqqs6-lkp@intel.com/
sparse warnings: (new ones prefixed by >>)
io_uring/register.c: note: in included file:
include/linux/io_uring_types.h:341:48: sparse: sparse: array of flexible structures
io_uring/register.c: note: in included file (through include/linux/mmzone.h, include/linux/gfp.h, include/linux/xarray.h, ...):
include/linux/page-flags.h:242:46: sparse: sparse: self-comparison always evaluates to false
>> io_uring/register.c:553:1: sparse: sparse: Using plain integer as NULL pointer
>> io_uring/register.c:553:1: sparse: sparse: Using plain integer as NULL pointer
vim +553 io_uring/register.c
552
> 553 SYSCALL_DEFINE4(io_uring_register, unsigned int, fd, unsigned int, opcode,
--
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