xfs: fix uninitialized variable in _reflink_convert_cow

Fix an uninitialize variable.

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Brian Foster <bfoster@redhat.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
This commit is contained in:
Darrick J. Wong 2017-02-13 22:52:27 -08:00
commit 93aaead52a