fs/xfs/xfs_aops.c:665 xfs_zoned_writeback_submit() warn: bitwise AND condition is false here

fs/xfs/xfs_aops.c:665 xfs_zoned_writeback_submit() warn: bitwise AND condition is false here

[kernel test robot]

BCC: lkp@intel.com
CC: oe-kbuild-all@lists.linux.dev
CC: linux-kernel@vger.kernel.org
TO: Christoph Hellwig <hch@lst.de>
CC: Christian Brauner <brauner@kernel.org>
CC: "Darrick J. Wong" <djwong@kernel.org>

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   917719c412c48687d4a176965d1fa35320ec457c
commit: 6bbb4d96f797d42d4baef1691a27a62275727146 xfs: support T10 protection information
date:   8 weeks ago
:::::: branch date: 3 hours ago
:::::: commit date: 8 weeks ago
config: i386-randconfig-141-20260508 (https://download.01.org/0day-ci/archive/20260508/202605081108.wSTy5QEA-lkp@intel.com/config)
compiler: gcc-14 (Debian 14.2.0-19) 14.2.0
smatch: v0.5.0-9065-ge9cc34fd

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
| Fixes: 6bbb4d96f797 ("xfs: support T10 protection information")
| Reported-by: kernel test robot <lkp@intel.com>
| Reported-by: Dan Carpenter <error27@gmail.com>
| Closes: https://lore.kernel.org/r/202605081108.wSTy5QEA-lkp@intel.com/

smatch warnings:
fs/xfs/xfs_aops.c:665 xfs_zoned_writeback_submit() warn: bitwise AND condition is false here

vim +665 fs/xfs/xfs_aops.c

fb7399cf2d0b338 Christoph Hellwig 2025-07-10  651  
058dd70c65ab736 Christoph Hellwig 2025-02-13  652  static int
f4fa7981fa26c66 Christoph Hellwig 2025-07-10  653  xfs_zoned_writeback_submit(
058dd70c65ab736 Christoph Hellwig 2025-02-13  654  	struct iomap_writepage_ctx	*wpc,
f4fa7981fa26c66 Christoph Hellwig 2025-07-10  655  	int				error)
058dd70c65ab736 Christoph Hellwig 2025-02-13  656  {
f4fa7981fa26c66 Christoph Hellwig 2025-07-10  657  	struct iomap_ioend		*ioend = wpc->wb_ctx;
f4fa7981fa26c66 Christoph Hellwig 2025-07-10  658  
f4fa7981fa26c66 Christoph Hellwig 2025-07-10  659  	ioend->io_bio.bi_end_io = xfs_end_bio;
f4fa7981fa26c66 Christoph Hellwig 2025-07-10  660  	if (error) {
f4fa7981fa26c66 Christoph Hellwig 2025-07-10  661  		ioend->io_bio.bi_status = errno_to_blk_status(error);
f4fa7981fa26c66 Christoph Hellwig 2025-07-10  662  		bio_endio(&ioend->io_bio);
f4fa7981fa26c66 Christoph Hellwig 2025-07-10  663  		return error;
f4fa7981fa26c66 Christoph Hellwig 2025-07-10  664  	}
6bbb4d96f797d42 Christoph Hellwig 2026-02-23 @665  	if (wpc->iomap.flags & IOMAP_F_INTEGRITY)
6bbb4d96f797d42 Christoph Hellwig 2026-02-23  666  		fs_bio_integrity_generate(&ioend->io_bio);
f4fa7981fa26c66 Christoph Hellwig 2025-07-10  667  	xfs_zone_alloc_and_submit(ioend, &XFS_ZWPC(wpc)->open_zone);
058dd70c65ab736 Christoph Hellwig 2025-02-13  668  	return 0;
058dd70c65ab736 Christoph Hellwig 2025-02-13  669  }
058dd70c65ab736 Christoph Hellwig 2025-02-13  670  

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