Re: [PATCH 1/3] io_uring: split out cmd api into a separate header

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Hi Pavel,

kernel test robot noticed the following build errors:

[auto build test ERROR on axboe-block/for-next]
[also build test ERROR on linus/master v6.7-rc2 next-20231124]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Pavel-Begunkov/io_uring-split-out-cmd-api-into-a-separate-header/20231123-001742
base:   https://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git for-next
patch link:    https://lore.kernel.org/r/547e56560b97cd66f00bfc5b53db24f2fa1a8852.1700668641.git.asml.silence%40gmail.com
patch subject: [PATCH 1/3] io_uring: split out cmd api into a separate header
config: i386-defconfig (https://download.01.org/0day-ci/archive/20231124/202311241554.6yqiHqSd-lkp@xxxxxxxxx/config)
compiler: gcc-7 (Ubuntu 7.5.0-6ubuntu2) 7.5.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231124/202311241554.6yqiHqSd-lkp@xxxxxxxxx/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@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202311241554.6yqiHqSd-lkp@xxxxxxxxx/

All errors (new ones prefixed by >>):

   security/selinux/hooks.c: In function 'selinux_uring_cmd':
>> security/selinux/hooks.c:6940:28: error: dereferencing pointer to incomplete type 'struct io_uring_cmd'
     struct file *file = ioucmd->file;
                               ^~


vim +6940 security/selinux/hooks.c

f4d653dcaa4e40 Paul Moore      2022-08-10  6929  
f4d653dcaa4e40 Paul Moore      2022-08-10  6930  /**
f4d653dcaa4e40 Paul Moore      2022-08-10  6931   * selinux_uring_cmd - check if IORING_OP_URING_CMD is allowed
f4d653dcaa4e40 Paul Moore      2022-08-10  6932   * @ioucmd: the io_uring command structure
f4d653dcaa4e40 Paul Moore      2022-08-10  6933   *
f4d653dcaa4e40 Paul Moore      2022-08-10  6934   * Check to see if the current domain is allowed to execute an
f4d653dcaa4e40 Paul Moore      2022-08-10  6935   * IORING_OP_URING_CMD against the device/file specified in @ioucmd.
f4d653dcaa4e40 Paul Moore      2022-08-10  6936   *
f4d653dcaa4e40 Paul Moore      2022-08-10  6937   */
f4d653dcaa4e40 Paul Moore      2022-08-10  6938  static int selinux_uring_cmd(struct io_uring_cmd *ioucmd)
f4d653dcaa4e40 Paul Moore      2022-08-10  6939  {
f4d653dcaa4e40 Paul Moore      2022-08-10 @6940  	struct file *file = ioucmd->file;
f4d653dcaa4e40 Paul Moore      2022-08-10  6941  	struct inode *inode = file_inode(file);
f4d653dcaa4e40 Paul Moore      2022-08-10  6942  	struct inode_security_struct *isec = selinux_inode(inode);
f4d653dcaa4e40 Paul Moore      2022-08-10  6943  	struct common_audit_data ad;
f4d653dcaa4e40 Paul Moore      2022-08-10  6944  
f4d653dcaa4e40 Paul Moore      2022-08-10  6945  	ad.type = LSM_AUDIT_DATA_FILE;
f4d653dcaa4e40 Paul Moore      2022-08-10  6946  	ad.u.file = file;
f4d653dcaa4e40 Paul Moore      2022-08-10  6947  
e67b79850fcc4e Stephen Smalley 2023-03-09  6948  	return avc_has_perm(current_sid(), isec->sid,
f4d653dcaa4e40 Paul Moore      2022-08-10  6949  			    SECCLASS_IO_URING, IO_URING__CMD, &ad);
f4d653dcaa4e40 Paul Moore      2022-08-10  6950  }
740b03414b20e7 Paul Moore      2021-02-23  6951  #endif /* CONFIG_IO_URING */
740b03414b20e7 Paul Moore      2021-02-23  6952  

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




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