xfs: clean up xfs_dir2_leafn_add

Remove typedefs and consolidate local variable initialization.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Nick Desaulniers <ndesaulniers@google.com>
This commit is contained in:
Darrick J. Wong 2019-03-07 16:50:11 -08:00
commit 79622c7ce6