[XFS] Ensure max diosize reported is aligned with minimum diosize.

SGI-PV: 910890
SGI-Modid: xfs-linux-melb:xfs-kern:24689a

Signed-off-by: Nathan Scott <nathans@sgi.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/fs/xfs/linux-2.6/xfs_ioctl.c b/fs/xfs/linux-2.6/xfs_ioctl.c
index 71eabf4bf397..2b385394f28c 100644
--- a/fs/xfs/linux-2.6/xfs_ioctl.c
+++ b/fs/xfs/linux-2.6/xfs_ioctl.c
@@ -751,7 +751,7 @@ xfs_ioctl(
                         mp->m_rtdev_targp : mp->m_ddev_targp;
 
                 da.d_mem = da.d_miniosz = 1 << target->pbr_sshift;
-                da.d_maxiosz = INT_MAX;
+                da.d_maxiosz = INT_MAX & ~(da.d_miniosz - 1);
 
                 if (copy_to_user(arg, &da, sizeof(da)))
                         return -XFS_ERROR(EFAULT);