xfs: m_maxioffset is redundant

The m_maxioffset field in the struct xfs_mount contains the same
value as the superblock s_maxbytes field. There is no need to carry
two copies of this limit around, so use the VFS superblock version.

Signed-off-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Eric Sandeen <sandeen@redhat.com>
Signed-off-by: Ben Myers <bpm@sgi.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/fs/xfs/xfs_iomap.c b/fs/xfs/xfs_iomap.c
index aadfce6681ee..4590cd1da432 100644
--- a/fs/xfs/xfs_iomap.c
+++ b/fs/xfs/xfs_iomap.c
@@ -416,8 +416,8 @@ retry:
          * Make sure preallocation does not create extents beyond the range we
          * actually support in this filesystem.
          */
-        if (last_fsb > XFS_B_TO_FSB(mp, mp->m_maxioffset))
-                last_fsb = XFS_B_TO_FSB(mp, mp->m_maxioffset);
+        if (last_fsb > XFS_B_TO_FSB(mp, mp->m_super->s_maxbytes))
+                last_fsb = XFS_B_TO_FSB(mp, mp->m_super->s_maxbytes);
 
         ASSERT(last_fsb > offset_fsb);