In xfs_dax_write_iomap_end(), directly return the result of xfs_reflink_cancel_cow_range() when !written, ensuring proper error propagation and improving code robustness.

Fixes: ea6c49b784f0 ("xfs: support CoW in fsdax mode") Cc: stable@vger.kernel.org # v6.0 Reviewed-by: "Darrick J. Wong" djwong@kernel.org Signed-off-by: Wentao Liang vulab@iscas.ac.cn --- fs/xfs/xfs_iomap.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/fs/xfs/xfs_iomap.c b/fs/xfs/xfs_iomap.c index 50fa3ef89f6c..d61460309a78 100644 --- a/fs/xfs/xfs_iomap.c +++ b/fs/xfs/xfs_iomap.c @@ -976,10 +976,8 @@ xfs_dax_write_iomap_end( if (!xfs_is_cow_inode(ip)) return 0;

- if (!written) { - xfs_reflink_cancel_cow_range(ip, pos, length, true); - return 0; - } + if (!written) + return xfs_reflink_cancel_cow_range(ip, pos, length, true);

return xfs_reflink_end_cow(ip, pos, written); }