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-rw-r--r--fs/xfs/linux-2.6/xfs_ioctl.c2
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(
751 mp->m_rtdev_targp : mp->m_ddev_targp; 751 mp->m_rtdev_targp : mp->m_ddev_targp;
752 752
753 da.d_mem = da.d_miniosz = 1 << target->pbr_sshift; 753 da.d_mem = da.d_miniosz = 1 << target->pbr_sshift;
754 da.d_maxiosz = INT_MAX; 754 da.d_maxiosz = INT_MAX & ~(da.d_miniosz - 1);
755 755
756 if (copy_to_user(arg, &da, sizeof(da))) 756 if (copy_to_user(arg, &da, sizeof(da)))
757 return -XFS_ERROR(EFAULT); 757 return -XFS_ERROR(EFAULT);