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

BCC: [email protected]
CC: [email protected]
CC: [email protected]
TO: Christoph Hellwig <[email protected]>
CC: Christian Brauner <[email protected]>
CC: "Darrick J. Wong" <[email protected]>

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   cb8a75eec0877810b50aa1c5a833f929525cd2ee
commit: 6bbb4d96f797d42d4baef1691a27a62275727146 xfs: support T10 protection information
date:   5 months ago
:::::: branch date: 26 hours ago
:::::: commit date: 5 months ago
config: hexagon-randconfig-r071-20260821 (https://download.01.org/0day-ci/archive/20260821/[email protected]/config)
compiler: clang version 22.1.3 (https://github.com/llvm/llvm-project e9846648fd6183ee6d8cbdb4502213fcf902a211)
smatch: v0.5.0-9187-g5189e3fb

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 <[email protected]>
| Reported-by: Dan Carpenter <[email protected]>
| Closes: https://lore.kernel.org/r/[email protected]/

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

fb7399cf2d0b33 Christoph Hellwig 2025-07-10  651  
058dd70c65ab73 Christoph Hellwig 2025-02-13  652  static int
f4fa7981fa26c6 Christoph Hellwig 2025-07-10  653  xfs_zoned_writeback_submit(
058dd70c65ab73 Christoph Hellwig 2025-02-13  654  	struct iomap_writepage_ctx	*wpc,
f4fa7981fa26c6 Christoph Hellwig 2025-07-10  655  	int				error)
058dd70c65ab73 Christoph Hellwig 2025-02-13  656  {
f4fa7981fa26c6 Christoph Hellwig 2025-07-10  657  	struct iomap_ioend		*ioend = wpc->wb_ctx;
f4fa7981fa26c6 Christoph Hellwig 2025-07-10  658  
f4fa7981fa26c6 Christoph Hellwig 2025-07-10  659  	ioend->io_bio.bi_end_io = xfs_end_bio;
f4fa7981fa26c6 Christoph Hellwig 2025-07-10  660  	if (error) {
f4fa7981fa26c6 Christoph Hellwig 2025-07-10  661  		ioend->io_bio.bi_status = errno_to_blk_status(error);
f4fa7981fa26c6 Christoph Hellwig 2025-07-10  662  		bio_endio(&ioend->io_bio);
f4fa7981fa26c6 Christoph Hellwig 2025-07-10  663  		return error;
f4fa7981fa26c6 Christoph Hellwig 2025-07-10  664  	}
6bbb4d96f797d4 Christoph Hellwig 2026-02-23 @665  	if (wpc->iomap.flags & IOMAP_F_INTEGRITY)
6bbb4d96f797d4 Christoph Hellwig 2026-02-23  666  		fs_bio_integrity_generate(&ioend->io_bio);
f4fa7981fa26c6 Christoph Hellwig 2025-07-10  667  	xfs_zone_alloc_and_submit(ioend, &XFS_ZWPC(wpc)->open_zone);
058dd70c65ab73 Christoph Hellwig 2025-02-13  668  	return 0;
058dd70c65ab73 Christoph Hellwig 2025-02-13  669  }
058dd70c65ab73 Christoph Hellwig 2025-02-13  670  

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