xfs: use ->t_firstblock in reflink cow block cancel

Signed-off-by: Brian Foster <bfoster@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
This commit is contained in:
Brian Foster 2018-07-11 22:26:31 -07:00 committed by Darrick J. Wong
parent fb91f4b5d6
commit 381d592848

View File

@ -483,7 +483,6 @@ xfs_reflink_cancel_cow_blocks(
struct xfs_ifork *ifp = XFS_IFORK_PTR(ip, XFS_COW_FORK);
struct xfs_bmbt_irec got, del;
struct xfs_iext_cursor icur;
xfs_fsblock_t firstfsb;
struct xfs_defer_ops dfops;
struct xfs_defer_ops *odfops = (*tpp)->t_dfops;
int error = 0;
@ -512,7 +511,7 @@ xfs_reflink_cancel_cow_blocks(
if (error)
break;
} else if (del.br_state == XFS_EXT_UNWRITTEN || cancel_real) {
xfs_defer_init(*tpp, &dfops, &firstfsb);
xfs_defer_init(*tpp, &dfops, &(*tpp)->t_firstblock);
/* Free the CoW orphan record. */
error = xfs_refcount_free_cow_extent(ip->i_mount,